Packages tagged mit

3441 packages have this tag.

[Merge tag] (trustees only)

Related tags: library (3218), program (753), web (482), data (435), deprecated (230), text (206), network (205), language (168), development (156), control (153), system (150), database (145), testing (132), unclassified (128), math (111), graphics (98), game (83), yesod (62), parsing (54), concurrency (48), data-structures (45), json (44), foreign (43), prelude (35), sound (33), compilers-interpreters (32), cryptography (32), streaming (32), distribution (31), phonetic-languages (31), Ukrainian (28), ffi (24), finance (22), postgresql (21), time (21), xml (21), codec (20), conduit (19), javascript (19), algorithms (18), generics (18), utility (18), utils (18), cloud (17), hasql (17), api (16), cli (16), configuration (16), numeric (16), tools (16), services (15), aws (14), console (14), logging (14), music (14), sox (14), hardware (13), number-theory (13), serialization (13), polysemy (12), user-interfaces (12), validity (12), crypto (11), frp (11), gui (11), media (11), compiler (10), debug (10), distributed-computing (10), enumerator (10), html (10), machine-learning (10), other (10), bioinformatics (9), eventsourcing (9), filesystem (9), servant (9), statistics (9), arrows (8), combinators (8), composite (8), effect (8), error-handling (8), formal-methods (8), logic (8), options (8), public-domain (8), records (8), security (8), template-haskell (8), test (8), tonatona (8), types (8), algorithmic-composition (7), graphql (7), network-apis (7), numerical (7), phonetics (7), pipes (7), random (7), remote-management (7), simple (7), zift (7), acme (6), algebra (6), application (6), dependent-types (6), dsl (6), exceptions (6), jvm (6), nix (6), parallelism (6), parser (6), utilities (6), PhLADiPreLiO (5), ai (5), compatibility (5), compiler-plugin (5), conversion (5), csv (5), documentation (5), education (5), geometry (5), http (5), java (5), lenses (5), plugin (5), pretty-printer (5), scripting (5), smt (5), speech-approximation (5), ui (5), uniqueness (5), benchmarking (4), bitcoin (4), bytestring (4), client (4), codecs (4), command-line (4), containers (4), data-mining (4), ffi-tools (4), graphs (4), metrics (4), model (4), optics (4), package-management (4), project (4), quasiquotes (4), reactive (4), reactivity (4), reflex (4), shake (4), simulation (4), speech-transformation (4), syllable-segmentation (4), uniqueness-periods (4), user-interface (4), writing-systems (4), algorithm (3), avers (3), binary-search (3), builders (3), business (3), compilers (3), data- (3), data-science (3), databases (3), dhall (3), email (3), failure (3), functions (3), generic (3), geography (3), github (3), graph (3), image (3), list (3), logic-programming (3), mobile (3), monad (3), monads (3), monitoring (3), natural-language-processing (3), parsers (3), physics (3), potoki (3), service (3), string (3), symbolic-computation (3), timbre (3), tooling (3), validation (3), vector (3), voice (3), RealFrac (2), actors (2), applicative (2), benchmark (2), bio (2), bit-vectors (2), blockchain (2), categories (2), codegen (2), command-line-tool (2), comonads (2), compression (2), constraints (2), criu (2), datacontrol (2), desktop (2), editor (2), elm (2), ethereum (2), fay (2), filters (2), flatpak (2), foreign-binding (2), formal-languages (2), game-engine (2), ghc (2), git (2), giveyouahead (2), haskell-admin (2), idl (2), io (2), lens (2), lists (2), mathematics (2), networking (2), nlp (2), oauth2 (2), openapi (2), optimization (2), pdf (2), phladiprelio (2), poker (2), preprocessor (2), productivity (2), prosodic-languages (2), prosody (2), ptr (2), purescript (2), reverse-engineering (2), rhythm (2), state-machines (2), stm (2), streamly (2), swagger (2), syntax (2), templatehaskell (2), terminal (2), theorem-provers (2), tool (2), type-system (2), unification (2), video (2), vinyl (2), xmonad (2), #AncientEgypt (1), GraphViz (1), aeson (1), algorithms- (1), amazon (1), anatomy (1), apple (1), archaeoinformatics (1), array (1), asp (1), astronomy (1), attoparsec (1), audio (1), authentication (1), aviation (1), azure (1), base (1), binary (1), bindings (1), bit (1), bundle (1), c (1), calendar (1), capnproto (1), captcha (1), catgirls (1), charts (1), chemistry (1), cli-tool (1), code-competitions (1), code-generation (1), code-generator (1), coherency (1), command-line-tools (1), commandline (1), concurrent (1), consul (1), contracts (1), couchdb (1), cpp (1), crdt (1), cron (1), cssyd (1), cursor (1), data-conduit (1), data-flow (1), date (1), deep-learning (1), derive-monoid (1), derive-monoid- (1), discord (1), domain-specific-language (1), ebnf (1), elliptic-curves (1), embedded (1), ...

Name
DLs
Rating
Rev Deps
Description
Tags
Last U/L
Last Version
Maintainers
2captcha (deprecated in favor of captcha-2captcha)61.50Haskell package for easy integration with the 2captcha API. (deprecated, library, mit, network)2021-09-090.1.0.0qwbarch
AAI100.00Abstract Application Interface. (control, library, mit)2015-08-030.2.0.1bash0r
AFSM342.01Arrowized functional state machines (frp, library, mit)2016-04-210.1.3.1hanzhxu
Agda5052.758A dependently typed functional programming language and proof assistant (dependent-types, mit, program)2024-03-062.6.4.3AndreasAbel, AndresSicardRamirez, NilsAndersDanielsson, UlfNorell
BCMtools60.00Big Contact Map Tools (bioinformatics, library, mit, program)2015-05-050.1.1kaizhang
Bang270.01A Drum Machine DSL for Haskell (library, mit, sound)2015-10-260.1.1.15outh
Blammo620.03Batteries-included Structured Logging library (library, mit, utils)2024-04-051.1.2.2PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
BufferedSocket120.01A socker wrapper that makes the IO of sockets much cleaner (library, mit, network)2015-08-120.2.1.0tmore
Buster70.01Hits a set of urls periodically to bust caches (mit, program, web)2013-05-220.1.1MichaelXavier
C-structs182.00C-Structs implementation for Haskell (c, data, foreign, library, mit, structures)2022-09-300.2.0.3SimonPlakolb
Cartesian140.01Coordinate systems (library, math, mit)2016-10-100.6.0.0SwiftsNamesake
ChasingBottoms1730.02For testing partial and infinite values. (library, mit, testing)2024-02-011.3.1.13DonaldStewart, NilsAndersDanielsson
CirruParser (deprecated in favor of cirru-parser)100.01Cirru Parser in Haskell (deprecated, library, mit, text)2015-05-100.0.1jiyinyiyong
ClasshSS170.00Typified Tailwind for Rapid Development (library, mit, web)2024-03-300.1.0.0lazyLambda
Commando100.01Watch some files; Rerun a command (development, library, mit, program)2014-03-061.0.0.4LyndonMaydwell
Configger40.01Parse config files (configuration, library, mit)2011-12-260.1NateSoares
Configurable40.01Declare types as Configurable then specialize them all in one place (control, library, mit)2012-10-190.1.0.0JosephAbrahamson
Conscript50.01Restart a command on STDIN activity (mit, program, system)2013-07-040.1.0.0LyndonMaydwell
Craft3e380.01Code for Haskell: the Craft of Functional Programming, 3rd ed. (education, library, mit, program)2019-01-080.1.1.1SimonThompson
DCFL220.01Communication Free Learning-based constraint solver (data-, library, mit)2015-07-080.1.6.0dpandya
DOH182.01Complete API bindings for DigitalOcean API V2 (library, mit, network)2018-06-200.1.4.0yigitozkavci
Dangerous180.02Monads for operations that can exit early and produce warnings (error-handling, library, mit)2012-01-300.3.2NateSoares
DataIndex120.00A package for adding index column to data files (data, library, mit, program)2016-10-090.1.1steven_yhw
DataVersion80.00Type safe data migrations (data, library, mit)2022-11-300.1.0.1agentultra
Deadpan-DDP370.01Write clients for Meteor's DDP Protocol (library, mit, program, unclassified)2015-10-150.9.6.0LyndonMaydwell
Delta-Lambda100.01A demonstration interpreter for type system delta-lambda (of N.G. De-bruijn) (compilers-interpreters, mit, program)2017-05-110.3.0.0listofoptions
DifferentialEvolution40.01Global optimization using Differential Evolution (algorithms-, library, mit, numerical, optimization)2011-03-110.0.2VilleTirronen
Dist170.01A Haskell library for probability distributions (library, math, mit)2019-06-160.5.0wyager
DocTest (deprecated in favor of doctest)280.01Test interactive Haskell examples (deprecated, mit, program, testing)2015-04-030.2.0.1
EdisonAPI320.05A library of efficient, purely-functional data structures (API) (data-structures, library, mit)2023-12-181.3.3.1RobertDockins, lyxia
EdisonCore442.254A library of efficient, purely-functional data structures (Core Implementations) (data-structures, library, mit)2023-12-181.3.3.1RobertDockins, lyxia
Feval62.01Evaluation using F-Algebras (language, mit, program)2015-09-071.0.0.1burz
Files110.00File content extraction/rearrangement (io, library, mit, program)2016-10-190.1.1.1steven_yhw
Focus150.01Tools for focusing in on locations within numbers (data, library, mit)2011-12-240.1.2NateSoares
Foster100.01Utilities to generate and solve puzzles (data, mit, program)2015-01-191.1.2Jefffrey
FractalArt262.01Generates colorful wallpapers (graphics, mit, program)2016-05-060.2.0.3TomSmeets
Fractaler40.01 (graphics, mit, program)2015-10-113serprex
GGg80.01GGg cipher (mit, program, text)2015-02-200.1.0.2xnil
GLM150.00Simple Gridlab-D GLM parser and utilities. (language, library, mit, program)2015-10-090.7.0.0LyndonMaydwell
GPipe882.04Typesafe functional GPU graphics programming (graphics, library, mit)2020-04-102.2.5TobiasBexelius
GPipe-Core60.01Typesafe functional GPU graphics programming (graphics, library, mit)2021-04-130.2.3.1srk, pippijn
GPipe-GLFW330.01GLFW OpenGL context creation for GPipe (graphics, library, mit)2020-11-011.4.1.4plredmond
GPipe-GLFW450.00GLFW OpenGL context creation for GPipe (graphics, library, mit, program)2021-04-112.0.0srk, pippijn
GeneralTicTacToe62.01A general TicTacToe game implementation. (game, mit, program)2015-08-040.1.0.1afonsomatos
GiveYouAHead140.00to auto-do somethings (giveyouahead, library, mit)2015-06-250.2.2.3Qinka
GoogleCodeJam110.01A monad for flexible parsing of Google Code Jam input files with automatic parallelization. (library, mit, text)2017-01-220.0.3johannesgerer
HDBC-postgresql-hstore (deprecated in favor of postgresql-simple)60.01Manipulate data in PostgreSQL "hstore" columns. (database, deprecated, library, mit)2012-07-060.0.1.2AlexanderBondarenko
HGE2D260.002D game engine written in Haskell (game, library, mit, program)2016-07-300.1.9.2I3ck
HList612.025Heterogeneous lists (data, library, mit)2023-09-230.5.3.0AdamVogt, GwernBranwen
HQu192.00quantitative finance library (finance, library, math, mit)2021-07-090.0.0.5ghais
HTicTacToe70.01An SDL tic-tac-toe game. (game, graphics, mit, program)2010-05-010.2KorcanHussein
HaGL50.00Haskell-embedded OpenGL (graphics, library, mit)2023-06-100.1.0.0simeon
HaPy70.01Haskell bindings for Python (foreign, library, mit)2015-05-290.1.1.1DavidFisher
Hach140.01Simple chat (library, mit, network, program)2013-11-170.1.2DmitryMalikov
HaskellTutorials50.01Haskell Tutorials by Evgeny Ukhanov (mit, program, tutorials)2014-10-110.0.0.1mrlsd
Hastodon332.01mastodon client module for Haskell (library, mit, web)2018-05-280.6.0syucream
Hate92.00A small 2D game framework. (graphics, library, mit, program)2015-12-210.1.4.3bananu7
Hayoo62.01The Hayoo! search engine for Haskell API search on hackage (data, mit, program, text)2012-03-011.2.3UweSchmidt
Holumbus-Searchengine110.01A search and indexing engine. (data, library, mit, text)2012-03-011.2.3UweSchmidt
HostAndPort120.02Parser for host and port pairs like localhost:22 (library, mit, network)2015-08-010.2.0slava
HsHTSLib240.01Bindings to htslib. (bio, library, mit)2021-09-301.9.2.2kaizhang
HsSyck420.07Fast, lightweight YAML loader and dumper (library, mit, pugs, text)2015-02-270.53AudreyTang, GwernBranwen, OliverCharles
HsWebots150.00Webots bindings for Haskell (library, mit, robotics)2020-03-160.1.1.3junjihashimoto
JYU-Utils80.02Some utility functions for JYU projects (library, mit, utility)2011-09-270.1.1.2VilleTirronen
Jdh80.01A Json implementation for Haskell, with JavaScript Values and Encoding/Decoding (data, library, mit)2017-02-250.1.0.1brunoczim
Ketchup330.01A super small web framework for those who don't like big and fancy codebases (ketchup, library, mit, web)2015-02-240.4.3Hamcha
LParse310.01A continuation-based parser library (library, mit, parsing)2019-07-130.3.1.0Sacchan
LTS40.00LTS: Labelled Transition System (library, mit, program, state-machines)2020-04-080.1.0.0ajayeeralla
LambdaNet82.01A configurable and extensible neural network library (library, machine-learning, mit)2015-01-020.2.0.0jbarrow
Lambdajudge202.01A library to easily host Haskell based programming competitions (development, library, mit)2015-11-131.0.0.4ankitku
Lazy-Pbkdf2250.01Lazy PBKDF2 generator. (cryptography, library, mit)2017-11-143.1.1Ofenhed
LetsBeRational70.00European option implied vol calculation (finance, library, math, mit, numeric, quant)2021-12-191.0.0.0ghais
Limit40.01Wrapper for data that can be unbounded (data, library, mit)2011-12-241.0NateSoares
LiterateMarkdown60.00Converter to convert from .lhs to .md and vice versa. (library, mit, productivity, program)2020-08-290.1.0.1FabianSchneider
Logic50.01Logic (library, math, mit)2014-12-290.1.0.0gogotanaka
Lykah70.01A static website and blog generator (library, mit, program, web)2017-01-260.0.2johannesgerer
MTGBuilder140.01Builds decks out of a meta (mit, program, unclassified)2015-09-280.2.0.1willfancher
Michelangelo340.01OpenGL for dummies (graphics, library, mit)2016-01-050.2.4.0SwiftsNamesake
MiniAgda262.01A toy dependently typed programming language with type-based termination. (dependent-types, mit, program)2022-03-110.2022.3.11AndreasAbel
MissingPy190.01Haskell interface to Python (library, mit, unclassified)2012-08-240.10.6JohnGoerzen, MattBrown
Monadoro832.00A minimalistic CLI Pomodoro timer. (library, mit, program, tools)2023-04-110.3.6.2patryk_kocielnik
MyPrimes50.00Generate all primes (data, library, mit, program)2015-08-050.1.0.0afonsomatos
NGLess210.00NGLess implements ngless, a DSL for processing sequencing data (domain-specific-language, library, mit, program)2022-09-141.5.0luispedro
Neks90.01Simple networked key/value store (database, library, mit, program)2015-07-310.5.0.0wyager
NoTrace212.05Remove all the functions come from Debug.Trace after debugging (development, library, mit)2019-05-070.3.0.4CindyLinz
OTP70.01HMAC-Based and Time-Based One-Time Passwords (HOTP & TOTP) (cryptography, library, mit)2018-07-160.1.0.0ArtemLeshchev, HerbertValerioRiedel
Parallel-Arrows-BaseSpec120.01BaseSpecs used for @Parallel-Arrows-Definition@ and Co. (arrows, library, mit, parallelism)2018-01-180.1.1.0s4ke
Parallel-Arrows-Definition110.04Multithreaded evaluation using Arrows. (arrows, library, mit, parallelism)2018-01-180.1.1.0s4ke
Parallel-Arrows-Eden50.01Eden based backend for @Parallel-Arrows-Definition@. (arrows, library, mit, parallelism)2018-01-180.1.1.0s4ke
Parallel-Arrows-Multicore110.01GpH based backend for @Parallel-Arrows-Definition@ in a multicore variant. (arrows, library, mit, parallelism)2018-01-180.1.1.0s4ke
Parallel-Arrows-ParMonad90.01Par Monad (@monad-par@) based backend for @Parallel-Arrows-Definition@. (arrows, library, mit, parallelism)2018-01-180.1.1.0s4ke
PasswordGenerator40.01Simple library for generating passwords (cryptography, library, mit)2014-02-110.1.0.0VictorDenisov
Probnet212.250Geometric Extrapolation of Integer Sequences with error prediction (ai, forecasting, library, math, mit, sequences)2021-06-020.1.0.4vnos
QLearn42.01A library for fast, easy-to-use Q-learning. (data, library, mit)2016-05-010.1.0.0dpandya
QuickCheck-GenT470.01A GenT monad transformer for QuickCheck library. (library, mit, testing)2023-10-120.2.2.1NikitaVolkov
QuickCheck-safe260.01Safe reimplementation of QuickCheck's core (library, mit, testing)2019-04-290.1.0.6BertramFelgenhauer
RSolve122.00 (library, logic, mit, program, unification)2019-08-052.0.0.0ice1000
Random123160.01Haskell port of Random123 library (library, mit, random)2015-03-200.2.0BogdanOpanchuk
Randometer130.01Randomness intuition trainer (mit, personalgrowth, program)2014-10-250.1.0.1So8res
Redmine140.01Library to access Redmine's REST services (library, mit, network, web)2017-01-220.0.8cstpierre
RichConditional40.01Tiny library to replace classic if/else (control, library, mit)2015-02-160.1.0.0alexvieth
RoundingFiasco150.00rounding variants floor, ceil and truncate for floating point operations +-*/√… (interval, library, mathematics, mit, numerical, rounding)2024-04-090.1.0.0pauldennis
RtMidi351.51Haskell wrapper for RtMidi, the lightweight, cross-platform MIDI I/O library. (library, mit, program, sound)2023-08-140.8.0.0ejconlon, kohlrabi
RxHaskell60.01Reactive Extensions for Haskell (frp, library, mit)2013-04-150.2JustinSpahrSummers
SCalendar (deprecated in favor of scalendar)81.251This is a library for handling calendars and resource availability based on the "top-nodes algorithm" and set operations. (deprecated, library, mit, time)2017-09-111.1.0sebasHack
SConfig (deprecated)52.01A simple config library (configuration, deprecated, library, mit)2014-10-14fgaz
SDL2-ttf (deprecated in favor of sdl2-ttf)60.01Binding to libSDL-ttf (deprecated, foreign-binding, library, mit)2013-12-220.1.0OmerAgacan
SFML170.02SFML bindings (game, library, mit)2016-10-032.3.2.4AlfredoDiNapoli, sulami, ppelleti
SFML-control100.01Higher level library on top of SFML (graphics, library, mit)2013-12-150.2.0.2AlfredoDiNapoli
SciFlow290.02Scientific workflow management system (control, library, mit)2019-05-260.7.0kaizhang
SciFlow-drmaa50.00Scientific workflow management system (control, library, mit)2019-05-260.1.0kaizhang
SimpleServer100.01A simple static file server, for when apache is overkill (library, mit, program, web)2017-06-250.1.1.2AnupamJain
Slides250.01Generate slides from Haskell code (graphics, library, mit)2018-10-090.1.0.10darwin226
SmithNormalForm40.00A lightweight Haskell implementation of Smith normal form over the integers. (library, linearalgebra, math, mit)2021-12-310.1.0.0BrianHwang
SmtLib40.01Library for parsing SMTLIB2 (formal-methods, library, mit)2015-02-220.1.0.0roger62
Southpaw80.01Assorted utility modules (library, mit, utilities)2015-07-230.1.0.2SwiftsNamesake
Spock-digestive200.02Digestive functors support for Spock (library, mit, web)2016-08-250.3.0.0AlexanderThiemann
Spock-worker280.01Background workers for Spock (library, mit, web)2016-08-250.3.1.0AlexanderThiemann
StrictCheck132.01StrictCheck: Keep Your Laziness In Check (library, mit, testing)2019-11-010.3.0kwf
TotalMap62.01A total map datatype (control, library, mit)2019-09-130.1.1.1edwardwas
Tournament40.01Tournament related algorithms (game, library, mit)2012-05-260.0.1EirikAlbrigtsen
TypeNat220.02Some Nat-indexed types for GHC (data, library, mit)2022-05-190.5.0.1alexvieth
UTFTConverter80.00Processing popular picture formats into .c or .raw format in RGB565 (graphics, library, mit, program, text)2016-05-040.1.0.1cirquit
VRML40.00VRML parser and generator for Haskell (graphics, library, mit, program)2020-02-100.1.0.0junjihashimoto
ValveValueKeyvalue121.50A Valve Value-keyvalue parser for Haskell made with Parsec. (keyvalue, library, mit, parsing, source, valve)2021-10-181.1.0.0berna
Verba170.01A solver for the WordBrain game (game, mit, program)2016-01-100.1.2.0Jefffrey
WMSigner40.01WebMoney authentication module (cryptography, data, library, mit)2014-11-260.1.0.0triplepointfive
WaveFront120.01Parsers and utilities for the OBJ WaveFront 3D model format (graphics, library, mit)2016-10-180.5.0.0SwiftsNamesake
WebBits-multiplate40.01A Multiplate instance for JavaScript. (language, library, mit)2011-03-240.0.0.1BalazsEndresz
Win32-security60.01Haskell bindings to a security-related functions of the Windows API (library, mit, system)2015-04-060.1.1anton_dessiatov
X11-xfixes50.01A binding to the Xfixes X11 extension library (graphics, library, mit)2011-05-260.1.1reacocard
YACPong40.01Yet Another Pong Clone using SDL. (game, mit, program)2010-05-300.1KorcanHussein
Yocto (deprecated in favor of yocto)120.01A Minimal JSON Parser & Printer for Haskell (deprecated, library, mit, text)2014-01-270.1.0ajg
abeson70.01interconversion between aeson and bson. (data, library, mit)2014-09-190.1.0.1HirotomoMoriwaki
abt121.251Abstract binding trees for Haskell (language, library, mit)2015-01-110.1.1.0JonSterling
acc542.03Sequence optimized for monoidal construction and folding (library, mit, unclassified)2023-11-290.2.0.3NikitaVolkov
achille50.00A library for building static site generators (library, mit, web)2020-09-270.0.0flupe
acid-state-dist80.01A replication backend for acid-state (database, library, mit)2015-08-210.1.0.1maxvoit
acme-iot190.01IO monad transformer (control, library, mit)2016-08-130.1.0.1mniip
acme-memorandom100.01Memoized random number generation (acme, library, mit)2015-05-150.0.3ion
acme-mutable-package (deprecated)42.51A mutable package. (acme, deprecated, library, mit)2018-01-010fozworth, Hackage
acme-zalgo102.251A somewhat flexible Zalgo̐ te̳͜x̥̖̉̓͞t̍̌̔ ̀̃t̴̢̞̜͓̝r̶̬̆̂̒͟á̧̡͎͔̯̰̕n̹̾̓ͬͦ̍͘ṡ̢͓͉ͮ͆l̠̖̹̗̳̖̽̌ͤ͞a͚̭͙̹̲ͭͩt͈͐o̢̭͇͍̟͐ͬ̾ͪ͜r͇.̸̅ͭ̐̀̊ͨ͛ (acme, library, mit)2018-02-250.1.2.1AntonEkblad
acquire310.05Abstraction over management of resources (library, mit, resources)2024-01-060.3.5NikitaVolkov, effectfully, IrinaArtemeva, vlastachu
aeson-applicative50.01make To/From JSOn instances from an applicative description (data, library, mit)2015-06-240.1.0.0GregWeber
aeson-better-errors680.012Better error messages when decoding JSON values. (json, library, mit, text, web)2022-03-070.9.1.1hdgarrood
aeson-casing620.039Tools to change the formatting of field names in Aeson instances. (data, library, mit)2019-03-280.2.0.0andrewrademacher
aeson-deriving180.00data types for compositional, type-directed serialization (library, mit, serialization)2020-10-100.1.1.2Cliff_Harvey
aeson-injector612.07Injecting fields into aeson values (data, json, library, mit, web)2023-11-212.0.0.0NCrashed
aeson-json-ast130.01Integration layer for "json-ast" and "aeson" (library, mit, unclassified)2016-11-160.1.1NikitaVolkov
aeson-optics540.04Law-abiding optics for aeson (data, json, library, mit, optics)2023-06-271.2.1phadej
aeson-options (deprecated)70.03Options to derive FromJSON/ToJSON instances (data, deprecated, json, library, mit)2018-10-010.1.0serokell
aeson-qq862.012JSON quasiquoter for Haskell (json, library, mit)2021-10-110.8.4OscarFinnsson, SimonHengel
aeson-schema420.01Haskell JSON schema validator and parser generator (data, library, mit)2020-04-090.4.2.0MateuszKowalczyk, TimBaumann, ChristianMarie, ocramz
aeson-single-field52.00Conveniently wrap a single value in a record when encoding to and from JSON (json, library, mit, text, web)2022-06-120.1.0.0edwardwas
aeson-smart82.01Smart derivation of Aeson instances (library, mit, web)2012-08-170.2.0.0SamAnklesaria
aeson-t160.01Transform JSON (data, library, mit)2015-04-280.0.5begriffs
aeson-toolkit100.01A generalization of Aeson over Failure (json, library, mit, text, web)2013-12-070.0.1SimonHengel
aeson-unqualified-ast180.00Aliases to "aeson" AST making it importable unqualified (library, mit, unclassified)2023-10-111.0.0.3NikitaVolkov
aeson-value-parser1220.02API for parsing "aeson" JSON tree into Haskell types (data, json, library, mit, parsing)2023-12-090.19.7.2NikitaVolkov
aeson-with240.01withXField combinators for aeson (aeson, data, library, mit)2020-08-090.1.2.0locallycompact
aeson-yak280.01Handle JSON that may or may not be a list, or exist (data, library, mit)2017-12-200.1.1.3tejon
affinely-extended100.01 (data, library, mit)2017-04-050.1.0.0clinton
agda-language-server280.00An implementation of language server protocal (LSP) for Agda 2. (development, library, mit, program)2023-11-230.2.6.3.0AndreasAbel, banacorn
agda-unused100.00Check for unused code in an Agda project. (dependent-types, library, mit, program)2022-11-260.3.0msuperdock
airship360.01A Webmachine-inspired HTTP library (library, mit, web)2022-04-110.9.5lambda_foo, reiddraper, patrick_thomson
alea330.01a diceware passphrase generator (mit, program, utility)2017-08-030.5.3.0rnhmjoj
algebraic-graphs2852.7520A library for algebraic graph construction and transformation (algebra, algorithms, data-structures, graphs, library, mit)2022-06-200.7snowleopard
algorithmic-composition-additional160.00Helps to create experimental music from a file (or its part) and a Ukrainian text. (Ukrainian, algorithmic-composition, language, library, mit, music, program, sound, sox)2022-08-170.2.0.0OleksandrZhabenko
algorithmic-composition-basic330.04Helps to create experimental music from a file (or its part) and a Ukrainian text. (Ukrainian, algorithmic-composition, language, library, mit, music, sound, sox)2022-08-170.6.0.0OleksandrZhabenko
algorithmic-composition-complex180.00Helps to create more complex experimental music from a file (especially timbre). (Ukrainian, algorithmic-composition, library, mit, music, sound, sox)2022-08-170.2.0.0OleksandrZhabenko
algorithmic-composition-frequency-shift90.00Helps to create experimental music. Uses SoX inside. (algorithmic-composition, library, mit, music, sound, sox)2021-02-240.1.0.0OleksandrZhabenko
algorithmic-composition-overtones150.00Some variants of the overtones functions to generate a timbre. (algorithmic-composition, audio, library, mit, sound, sox, timbre)2022-02-190.1.1.0OleksandrZhabenko
align-text70.01A simple unix filter to align text on specified substrings (mit, program, text)2015-01-130.1.0.1DanielChoi
amazon-products70.01Connector for Amazon Products API (library, mit, program, web)2014-07-090.1.0.1andrewrademacher
amazonka-mtl120.01MTL-style type-class and deriving-via newtypes for Amazonka (library, mit, utils)2023-09-210.1.1.0PatrickBrisbin
amqp-conduit120.01Conduit bindings for AMQP (see amqp package) (library, mit, network)2017-07-120.3.0.0toru_tomita
animalcase170.02Convert camelCase to snake_case and vice versa (library, mit, text)2014-11-140.1.0.2ibotty
animate-frames90.00Convert sprite frames to animate files (game, library, mit, program)2018-05-300.0.1jxv
anitomata170.00Composable sprite animation (game, library, mit)2024-03-260.1.0.0jship
anitomata-aseprite320.00Code gen for Aseprite animations (game, library, mit, program)2024-03-300.1.1.0jship
ansi-escape-codes180.01Haskell package to generate ANSI escape codes for styling strings in the terminal. (library, mit, unclassified)2017-12-140.3.0.0joegesualdo
ansigraph320.02Terminal-based graphing via ANSI and Unicode (graphics, library, mit)2017-12-280.3.0.5Cliff_Harvey
antigate430.01Interface for antigate.com captcha recognition API (captcha, library, mit, network-apis, text-recognition)2017-06-122.0.2MikhailKuddah
antiope-athena1550.01Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-contract1020.01Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-core1180.06Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-dynamodb1250.01Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-es190.00Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3arbornetworks
antiope-messages1090.03Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-optparse-applicative570.01Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3arbornetworks
antiope-s31160.07Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-shell340.00Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3arbornetworks
antiope-sns1170.01Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-sqs1170.01Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2020-10-227.5.3newhoggy, alexeyraga, arbornetworks, dsturnbull
antiope-swf380.00Please see the README on Github at <https://github.com/arbor/antiope#readme> (library, mit, services)2019-10-087.4.4arbornetworks
ap-normalize1200.02Self-normalizing applicative expressions (control, library, mit)2021-05-250.1.0.1lyxia
api-monobank162.00 (library, mit, program, web)2019-07-170.1.3.0sigrlami
api-opentheory-unicode150.01OpenTheory unicode character API (library, mit, text)2015-05-131.2JoeHurd
api-rpc-accumulate40.00JSON-RPC API client for Accumulate blockchain (library, mit, program, web)2022-02-190.1.0.0sigrlami
api-rpc-factom110.00RPC API client for Factom (library, mit, program, web)2019-10-250.1.3.2sigrlami
api-rpc-pegnet130.00simple json-rpc client for PegNet (library, mit, web)2020-01-130.1.1.2sigrlami
api-yoti40.00Api bindings for Yoti services (library, mit, web)2019-07-300.1.0.0sigrlami
apiary1492.515Simple and type safe web framework that generate web API documentation. (library, mit, web)2017-10-272.1.2HirotomoMoriwaki, winterland
apiary-authenticate430.01authenticate support for apiary web framework. (library, mit, web)2017-10-271.5.1HirotomoMoriwaki, winterland
apiary-clientsession470.02clientsession support for apiary web framework. (library, mit, web)2017-10-271.5.1HirotomoMoriwaki, winterland
apiary-cookie640.02Cookie support for apiary web framework. (library, mit, web)2017-10-261.5.1HirotomoMoriwaki, winterland
apiary-eventsource330.01eventsource support for apiary web framework. (library, mit, web)2017-10-271.5.1HirotomoMoriwaki, winterland
apiary-helics200.01helics support for apiary web framework. (library, mit, web)2015-03-041.4.0HirotomoMoriwaki, winterland
apiary-http-client140.01A http client for Apiary. (library, mit, web)2017-11-010.1.4.0winterland
apiary-logger460.02fast-logger support for apiary web framework. (library, mit, web)2017-10-271.5.1HirotomoMoriwaki, winterland
apiary-memcached190.01memcached client for apiary web framework. (library, mit, web)2015-03-041.4.0HirotomoMoriwaki, winterland
apiary-mongoDB270.01mongoDB support for apiary web framework. (library, mit, web)2017-10-271.5.1HirotomoMoriwaki, winterland
apiary-persistent492.01persistent support for apiary web framework. (library, mit, web)2017-10-251.5.1HirotomoMoriwaki, winterland
apiary-purescript330.01purescript compiler for apiary web framework. (library, mit, web)2015-03-041.4.0HirotomoMoriwaki, winterland
apiary-redis70.01redis support for apiary web framework. (library, mit, web)2017-11-111.5.1winterland
apiary-session110.03session support for apiary web framework. (library, mit, web)2017-10-241.5.0HirotomoMoriwaki, winterland
apiary-websockets600.01websockets support for apiary web framework. (library, mit, web)2017-10-241.5.0HirotomoMoriwaki, winterland
apotiki60.01a faster debian repository (library, mit, program, system)2014-01-240.5.2pyr
appc120.01app container types and tools (data, library, mit, program)2015-04-100.0.6wereHamster
appendful110.02 (library, mit, unclassified)2022-06-190.1.0.0Norfair
appendful-persistent160.00 (library, mit, unclassified)2023-10-090.1.0.1Norfair
applicable130.00A class for things that can be applied (data, library, mit)2022-07-170.4.1.0anselmschueler
approveapi60.00ApproveAPI Haskell Client (api, client, library, mit)2019-04-010.1.3.0kcking
approx82.00Easy-to-use emulation of approximate, ranges and tolerances in Haskell (library, mit, numeric, program)2021-02-150.1.0.1kishaloy
ar-timestamp-wiper90.01Wipes time stamps from .a files (like ar -D) (application, library, mit, program)2013-08-070.1.0NiklasHambuechen, PatrickChilton
arbor-datadog150.03Datadog client for Haskell. (library, mit, network)2019-10-170.1.0.1newhoggy, haskellworks, arbornetworks
arbor-lru-cache171.251LRU cache based on STM (concurrency, data, library, mit)2019-10-030.1.1.1newhoggy, arbornetworks
arbor-monad-counter90.01Counter library for submitting metrics to a backend such as datadog (library, mit, services)2019-10-172.0.2newhoggy, haskellworks, arbornetworks
arbor-monad-logger150.00Simple logging library (library, logging, mit, program)2019-10-170.1.1.3arbornetworks
arbor-monad-metric220.01Core metric library for publishing metrics. (library, metrics, mit)2019-10-171.2.1newhoggy, haskellworks, arbornetworks
arbor-monad-metric-datadog160.00Metric library backend for datadog. (library, metrics, mit)2019-11-181.1.2newhoggy, haskellworks, arbornetworks
arbor-postgres130.01Convenience types and functions for postgresql-simple. (library, mit, services)2019-10-170.0.5newhoggy, haskellworks, arbornetworks
arch-hs650.00Distribute hackage packages to archlinux (distribution, library, mit, program)2023-05-300.11.1.0felixonmars, berberman
arch-web290.01Arch Linux official and AUR web interface binding (library, mit, web)2023-05-300.2felixonmars, berberman
argo360.00Parse and render JSON. (json, library, mit, program)2022-08-280.2022.8.28fozworth
ariadne140.01Go-to-definition for Haskell (language, mit, program)2014-11-010.1.2.3RomanCheplyaka, manzyuk
arion262.01Watcher and runner for Hspec (mit, program, testing)2015-04-010.1.0.8karun012
arithmetic250.01Natural number arithmetic (library, mit, number-theory, program)2020-03-111.6JoeHurd
arithmetic-circuits40.00Arithmetic circuits for zkSNARKs (cryptography, library, mit)2020-01-150.2.0sdiehl
arithmoi1492.022Efficient basic number-theoretic functions. (algorithms, library, math, mit, number-theory)2023-07-290.13.0.0CarterSchonwald, DanielFischer, HerbertValerioRiedel, Bodigrim
arity-generic-liftA120.00Provides an arity-generic version of the liftA2, liftA3... liftAn functions. (control, library, mit)2018-12-310.1.0.0oisdk
array-list112.00IsList instances of Array for OverloadedLists extension (array, data, library, list, mit)2020-06-230.2.0.0epoberezkin
arrow-improve40.01Improved arrows. (control, library, mit)2014-02-180.1.0.0alynn
asana90.00Asana API Client (library, mit, utils)2024-01-191.0.1.1PatrickBrisbin
ascetic140.03Generic markup builder. (library, mit, text)2014-07-230.0.0.4AndreiLapets
ascii-flatten90.00Flattens European non-ASCII characaters into ASCII (library, mit, program, text)2016-05-110.1.1.0DanielChoi
ascii-progress710.05A simple progress bar for the console. (library, mit, system)2016-04-180.3.3.0yamadapc
ascii-string180.02Compact representation of ASCII strings (library, mit, unclassified)2019-06-021.0.1.4NikitaVolkov
asciichart130.01Line charts in terminal (library, mit, text)2020-09-291.0.2madnight
asif422.00Library for creating and querying segmented feeds (library, mit, program, services)2020-01-176.0.4newhoggy, haskellworks, arbornetworks
assert4hs (deprecated in favor of assert4hs-core)42.01A set of assertion for writing more readable tests cases (deprecated, library, mit, testing)2021-03-250.0.0.1paweln1986
assert4hs-core50.02A set of assertion for writing more readable tests cases (library, mit, testing)2021-04-080.1.0paweln1986
assert4hs-hspec50.00integration point of assert4hs and hspec (library, mit, testing)2021-04-080.1.0paweln1986
assert4hs-tasty70.00Provider for tasty runner to run assert4hs tests (library, mit, web)2021-04-080.1.0paweln1986
assertions70.01A simple testing framework. (library, mit, testing)2014-06-050.1.0.4vi
assoc-list112.01Association lists (lists of tuples) (data, library, mit)2021-08-110.1.0.1chris_martin, Monoid_Mary
assoc-listlike110.01Association lists (list-like collections of tuples) (data, library, mit)2021-08-110.1.0.1chris_martin, Monoid_Mary
async-ajax80.01Crossbrowser async AJAX Bindings for GHCJS (library, mit, web)2016-07-240.2.0.0AlexanderThiemann
async-extra150.01Useful concurrent combinators (library, mit, web)2017-05-280.2.0.0AlexanderThiemann
async-pool440.04A modified version of async that supports worker groups and many-to-many task dependencies (library, mit, system)2023-07-030.9.2JohnWiegley
asynchronous-exceptions (deprecated)110.01Distinguish between synchronous and asynchronous exceptions (control, deprecated, library, mit)2014-02-051.1.0.1RomanCheplyaka
atom-msp43080.01Convenience functions for using Atom with the MSP430 microcontroller family. (embedded, library, mit)2014-01-060.5.3DanielBuckmaster
atomic-write1022.06Atomically write to a file (library, mit, system)2019-11-210.2.0.7jsl, stackbuilders, sestrella, wild_willy, amejia
atrans120.01A small collection of monad (transformer) instances. (library, mit, monads)2016-01-200.1.1.0apho
atrophy60.00Faster integer division and modulus operations (library, math, mit)2022-08-210.1.0.0goolord
attoparsec-conduit (deprecated in favor of conduit-extra)360.034Consume attoparsec parsers via conduit. (deprecated) (conduit, data, deprecated, library, mit, parsing)2014-04-021.1.0MichaelSnoyman
attoparsec-data530.06Parsers for the standard Haskell data types (library, mit, parsing)2023-12-091.0.5.4NikitaVolkov
attoparsec-enumerator (deprecated)390.023Pass input from an enumerator to an Attoparsec parser. (deprecated, enumerator, library, mit, parsing, text)2015-05-160.3.4JohnMillikin
attoparsec-parsec190.01An Attoparsec compatibility layer for Parsec (library, mit, parsing)2014-03-210.1.3SimonHengel
attoparsec-text-enumerator70.02(deprecated) (enumerator, library, mit, parsing, text)2012-01-300.2.0.1FelipeLessa
attoparsec-time550.04Attoparsec parsers of time (attoparsec, library, mit, parsers, time)2023-12-091.0.3.1NikitaVolkov
attoparsec-trans140.02Interleaved effects for attoparsec parsers (control, library, mit)2015-06-160.1.1.0srijs
authenticate2400.013Authentication methods for Haskell web applications. (library, mit, web)2023-09-141.3.5.2FelipeLessa, MichaelSnoyman
authinfo-hs40.01Password querying for .authinfo (library, mit, system)2014-10-290.1.0.0robgssp
auto362.251Denotative, locally stateful programming DSL & platform (control, library, mit)2017-01-140.4.3.1jle
auto-update2390.028Efficiently run periodic, on-demand actions (control, library, mit)2019-07-090.1.6KazuYamamoto, MichaelSnoyman
autodocodec760.017Self-documenting encoder and decoder (library, mit, unclassified)2023-11-210.2.2.0Norfair
autodocodec-openapi3320.00Autodocodec interpreters for openapi3 (library, mit, unclassified)2022-07-220.2.1.1Norfair
autodocodec-schema330.01Autodocodec interpreters for JSON Schema (library, mit, unclassified)2023-01-180.1.0.3Norfair
autodocodec-servant-multipart60.00Autodocodec interpreters for Servant Multipart (library, mit, unclassified)2022-10-060.0.0.0Norfair
autodocodec-swagger2110.00Autodocodec interpreters for swagger2 (library, mit, unclassified)2022-07-220.0.1.1Norfair
autodocodec-yaml330.04Autodocodec interpreters for yaml (library, mit, unclassified)2023-01-010.2.0.3Norfair
autoexporter1002.04Automatically re-export modules. (library, mit, program, utility)2023-11-042.0.0.9fozworth
avers-api220.02Types describing the core and extended Avers APIs (avers, library, mit)2017-09-170.1.0wereHamster
avers-api-docs100.01Swagger documentation for the Avers API (avers, library, mit)2017-02-060.0.18.0wereHamster
avers-server260.01Server implementation of the Avers API (avers, library, mit)2018-10-260.1.0.1wereHamster
avwx250.00Parse aviation weather reports (aviation, library, mit, program)2020-08-030.3.0.3hc
aws-cloudfront-signed-cookies322.00Generate signed cookies for AWS CloudFront (aws, cloud, library, mit, network, program)2023-01-020.2.0.12chris_martin, Monoid_Mary
aws-dynamodb-conduit170.01Conduit-based interface for AWS DynamoDB (aws, library, mit)2015-06-260.1.0.6srijs
aws-easy120.00Helper function and types for working with amazonka (library, mit, network, program)2021-11-020.1.0.3rcook
aws-general120.07Bindings for Amazon Web Services (AWS) General Reference (aws, cloud, distributed-computing, library, mit, network, web)2015-03-300.2.2larsk
aws-larpi52.00Package Haskell functions for easy use on AWS Lambda. (aws, library, mit)2021-01-260.1.0.0tritlo
aws-performance-tests70.01Performance Tests for the Haskell bindings for Amazon Web Services (AWS) (aws, cloud, distributed-computing, library, mit, network, program, web)2014-09-020.1.1larsk
aws-secrets60.00Fetch data from AWS Secrets Manager (aws, library, mit, password)2023-06-010.0.0.0chris_martin
aws-simple80.01Dead simple bindings to commonly used AWS Services (library, mit, web)2017-03-110.4.0.0AlexanderThiemann
aws-sns50.01Bindings for AWS SNS Version 2013-03-31 (aws, cloud, distributed-computing, library, mit, network, web)2014-08-050.1larsk
aws-sns-verify170.00Parse and verify AWS SNS messages (amazon, aws, cloud, cryptography, distributed-computing, library, mit, network, web)2023-07-260.0.0.3PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
aws-xray-client210.02A client for AWS X-Ray. (library, mit, tracing)2022-04-060.1.0.2PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
aws-xray-client-persistent190.01A client for AWS X-Ray integration with Persistent. (library, mit, unclassified)2022-04-060.1.0.5PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
aws-xray-client-wai210.01A client for AWS X-Ray integration with WAI. (library, mit, unclassified)2022-04-060.1.0.2PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
axiom140.01Web EDSL for running in browsers and server nodes using transient (library, mit, web)2018-05-290.4.7AlbertoCorona
axiomatic-classes50.01Specify axioms for type classes and quickCheck all available instances (library, mit, testing)2016-10-280.1.0.0SimonHudon, bandali
azure-functions-worker40.00Azure Functions Worker (azure, cloud, library, mit, serverless)2020-07-030.0.0.0alexeyraga
b91372.01A tool and library for building virtual machine images. (development, library, mit, program)2022-03-283.2.3SvenHeyll
bag (deprecated in favor of dlist)50.01A simple stable bag. (data-structures, deprecated, library, mit)2011-07-220.1DanielWaterworth
bank-holiday-germany500.00German bank holidays and public holidays (library, mit, time)2024-04-021.3.0.0schoettl
bank-holiday-usa100.01US bank holidays (library, mit, time)2021-11-110.2.0tippenein
banwords (deprecated)80.01Generalized word blacklister (deprecated, heuristics, library, mit)2015-07-140.2.0.1fanjam
barcodes-code12850.01Generate Code 128 barcodes as PDFs (graphics, library, mit)2014-10-310.1.0dchristiansen
barrier80.01Shields.io style badge generator (graphics, library, mit)2016-12-120.1.1HirotomoMoriwaki
base-compat6562.0163A compatibility layer for base (compatibility, library, mit)2023-10-110.13.1SimonHengel, ryanglscott
base-compat-batteries5330.024base-compat with extra batteries (compatibility, library, mit)2023-10-110.13.1ryanglscott
base-generics50.01This library provides some instances for extra GHC.Generic typeclass such as Int8, Word16 and some unboxed types as well. (generic, library, mit)2015-06-190.1.0.1songzh
base-orphans6162.058Backwards-compatible orphan instances for base (compatibility, library, mit)2023-10-110.9.1EdwardKmett, HerbertValerioRiedel, SimonHengel, ryanglscott
base-prelude1342.2594Featureful preludes formed solely from the "base" package (library, mit, prelude)2023-10-111.6.1.1NikitaVolkov
base32string220.01Fast and safe representation of a Base-32 string (data, library, mit)2015-05-270.9.1solatis
base58string200.04Fast and safe representation of a Base-58 string (data, library, mit)2015-05-100.10.0solatis
base91260.00A Generic Base91 Encoder & Decoder (codec, library, mit, program)2015-07-112.1.0ajg
based40.00alternative prelude (library, mit, prelude)2022-06-200.1chessai
basex-client60.01A BaseX client for Haskell (database, library, mit)2015-12-080.2.0.0MatthijsSteen
basic-gps60.00Basic implementation of General Problem Solver algorithm (ai, library, mit)2023-12-040.1.0.0InAnYan
basic-prelude1162.2534An enhanced core prelude; a common foundation for alternate preludes. (control, library, mit, prelude)2017-12-050.7.0DanBurton, MichaelSnoyman
battlenet100.02API client for Battle.Net (library, mit, network)2015-02-010.2.0.0teozkr
battlenet-yesod60.01Yesod integration for the battlenet package (library, mit, network)2015-02-010.2.0.0teozkr
battleplace310.01Core definitions for BattlePlace.io service (game, library, mit)2020-08-080.1.0.10quyse
battleplace-api170.01Public API definitions of BattlePlace.io service (game, library, mit)2018-07-240.1.0.3quyse
bcp47270.02Language tags as specified by BCP 47 (data, data-structures, library, mit)2022-03-300.2.0.6PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
bcp47-orphans220.00BCP47 orphan instances (library, mit, orphan-instances)2023-05-300.1.0.6PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
bdd70.01Behavior-Driven Development DSL (library, mit, testing)2014-12-200.2.0.0irekjozwiak
bdelta (deprecated in favor of bytestring-delta)140.01Simple, fast binary diff/patch (data, deprecated, library, mit)2012-02-220.1.1.1JoeyAdams
beam (deprecated in favor of beam-core)92.51A type-safe SQL mapper for Haskell that doesn't use Template Haskell (database, deprecated, library, mit)2016-01-260.3.2.0TravisAthougies
beam-core1082.511Type-safe, feature-complete SQL query and manipulation interface for Haskell (database, library, mit)2023-06-260.10.1.0TravisAthougies, 3noch, kmicklas
beam-migrate1020.04SQL DDL support and migrations support library for Beam (database, library, mit)2023-06-260.5.2.1TravisAthougies, 3noch, kmicklas
beam-mysql70.00Connection layer between beam and MySQL/MariaDB (database, library, mit)2019-03-190.2.0.0TravisAthougies, kmicklas
beam-newtype-field (deprecated)60.00A newtype for wrapping newtypes into beam schemas (database, deprecated, library, mit)2018-12-290.2.0.0
beam-postgres822.05Connection layer between beam and postgres (database, library, mit)2023-06-260.5.3.1TravisAthougies, 3noch, kmicklas
beam-sqlite780.01Beam driver for SQLite (database, library, mit)2023-06-260.5.3.0TravisAthougies, 3noch, kmicklas
bed-and-breakfast390.02Efficient Matrix and Vector operations in 100% Haskell. (library, linear-algebra, math, mit, numeric)2018-10-220.5JulianFleischer
belka40.01HTTP client DSL (library, mit, unclassified)2018-01-220.8NikitaVolkov
benc80.00Bencode encoding and decoding library (codec, library, mit)2023-12-050.1.1.0meooow
bento (deprecated)92.01🍱 Manage stateful components. (deprecated, library, mit, utility)2016-04-160.1.0fozworth
bet150.01Betfair API bindings. Bet on sports on betting exchanges. (library, mit, network)2015-07-270.1.2.3Adeon
bglib120.00Implementation of the BGAPI serial protocol (library, mit, program)2020-12-233.0.0.0tamasFabian
bibdb150.01A database based bibliography manager for BibTeX (mit, program, text)2016-11-180.5.3cacay
bidirectional-instances50.00Make instance constraints bidirectional (language, library, mit)2022-09-040.1.0.0lev_135
binary-conduit580.017data serialization/deserialization conduit library (conduit, library, mit)2018-10-131.3.1AlexanderVershilov, MathieuBoespflug, ocramz
binary-parser1330.06An efficient but limited parser API specialised to bytestrings (binary, library, mit, parser)2024-01-210.5.7.6NikitaVolkov
binary-tree90.01 (library, mit, unclassified)2018-02-140.1.0.0oisdk
binder120.00Variable binding for abstract syntax tree (data, library, mit)2023-10-090.3ijaketak
bindings-libstemmer40.01Binding for libstemmer with low level binding. (ffi, library, mit)2014-11-290.1.0.0cosmo0920
binrep560.01Encode precise binary representations directly in types (data, generics, library, mit, serialization)2024-04-130.8.0raehik
bioinformatics-toolkit850.01A collection of bioinformatics tools (bio, library, mit)2021-11-220.10.0kaizhang
bisect-binary70.01Determine relevant parts of binary data (development, mit, program)2017-12-050.1.0.1JoachimBreitner
bit-array120.01A bit array (aka bitset, bitmap, bit vector) API for numeric types (bit-vectors, data-structures, library, mit, pretty-printer)2016-10-010.1.2NikitaVolkov
bitcoin-api152.02Provides access to the RPC API of Bitcoin Core (finance, library, mit, network)2015-06-090.12.1solatis
bitcoin-api-extra60.01Higher level constructs on top of the bitcoin-api package (finance, library, mit, network)2015-05-140.9.1solatis
bitcoin-block120.02Utility functions for manipulating bitcoin blocks (finance, library, mit, network)2015-05-110.13.1solatis
bitcoin-script130.05Compilation, manipulation and decompilation of Bitcoin scripts (finance, library, mit, network)2015-05-110.11.1solatis
bitcoin-tx160.04Utility functions for manipulating bitcoin transactions (finance, library, mit, network)2015-05-110.13.1solatis
bitcoin-types90.03Provides consistent low-level types used commonly among Bitcoin implementations (finance, library, mit, network)2015-05-100.9.2solatis
bitfield50.00Generic and easy to use haskell bitfields (bit, data, library, mit)2023-01-210.0.0.0JannisO
bitset410.08A space-efficient set data structure. (data-structures, library, mit)2014-03-101.4.8DenisBueno, FedorGogolev, SergeiLebedev
bitset-word8240.02Space efficient set of Word8 and some pre-canned sets useful for parsing HTTP (concurrency, library, mit)2020-07-280.1.1.2nshimaza
blas-hs190.03Low-level Haskell bindings to Blas. (library, math, mit)2014-12-270.1.1.0Rufflewind
blatex242.01Blog in LaTeX (mit, program, web)2016-05-150.1.0.92016rshah
blaze-bootstrap170.02Blaze helper functions for bootstrap pages (library, mit, web)2015-08-230.1.0.1AlexanderThiemann
blaze-json80.01tiny library for encoding json (json, library, mit, text)2015-04-030.2.1HirotomoMoriwaki
blazeMarker70.01... (library, mit, unclassified)2014-12-250.1.0.0faleidel
blazeT170.01A true monad (transformer) version of the blaze-markup and blaze-html libraries (data, library, mit, text, web)2023-09-110.0.6alaminium, johannesgerer
blizzard-html200.00An HTML generator for Haskell (library, mit, text)2023-09-100.5.0.0joshuaobritsch
bluefin740.00The Bluefin effect system (library, mit, unclassified)2024-04-080.0.4.2tomjaguarpaw
bluefin-internal680.01The Bluefin effect system, internals (library, mit, unclassified)2024-04-080.0.4.2tomjaguarpaw
blunt (deprecated)501.51Convert between pointfree and pointful expressions. (deprecated, library, mit, program, web)2015-04-141.0.2fozworth
bm130.00open bookmarks and queries from the command line (library, mit, program, utils)2023-05-270.2.0.0TravisCardwell
bmp1412.012Read and write uncompressed BMP image files. (codec, library, mit)2016-08-151.2.6.3BenLippmeier
bno055-haskell40.01Library for communication with the Bosch BNO055 orientation sensor (library, mit, system)2017-07-080.1.0eamsden
boardgame80.00Modeling boardgames (game, library, mit, model, program)2021-04-190.0.0.1MartenAsberg
bodhi110.00Fedora Bodhi REST client library (library, mit, network)2021-12-270.1.0JensPetersen
boltzmann-samplers170.03Uniform random generators (data, generic, library, mit, random)2018-04-010.1.1.0lyxia
bond410.01Bond schema compiler and code generator (code-generation, compiler, language, library, mit, program)2020-05-270.12.1.0sapek, chwarr, eduardo
bookkeeping320.02A module for bookkeeping by double entry. (business, library, mit)2018-03-280.4.0.1arowM
bookkeeping-jp280.01Helper functions for Japanese bookkeeping. (business, library, mit)2020-01-200.1.1.4arowM
boolean-normal-forms140.01Boolean normal form: NNF, DNF & CNF (data, library, mit)2019-12-040.0.1.1phadej
boolector320.01Haskell bindings for the Boolector SMT solver (bit-vectors, formal-methods, library, math, mit, smt, theorem-provers)2020-08-200.0.0.13DeianStefan
boopadoop60.00Mathematically sound sound synthesis (library, mit, music, program)2020-01-030.0.0.2lazersmoke
boots270.03IoC Monad in Haskell (application, factory, ioc, library, mit, monad)2019-09-030.2.0.1leptonyu
boots-app250.02Factory for quickly building an application (application, configuration, health, library, logger, mit, program, random)2019-09-030.2.0.1leptonyu
boots-cloud (deprecated)40.00Factory for quickly building a microservice (application, consul, deprecated, library, microservice, mit, servant, swagger, web)2019-08-280.2leptonyu
boots-web (deprecated)60.01Factory for quickly building a web application (application, deprecated, library, mit, servant, swagger, web)2019-09-030.2.0.1leptonyu
bootstrap-types100.01Bootstrap CSS Framework type-safe interface (library, mit, web)2017-01-310.3andrewthad
both170.01Like Maybe, but with a different Monoid instance. (data, library, mit)2021-08-150.1.1.2barrucadu
bound-gen150.01Unwrap Scope's with globally fresh values (compilers-interpreters, library, mit)2015-03-270.1.0.2jozefg
bounded-qsem180.00Bounded quantity semaphores. (concurrency, library, mit)2023-12-280.1.0.2DanielDiaz
bower-json742.02Read bower.json from Haskell (library, mit, web)2022-05-151.1.0.0hdgarrood
box-tuples380.01A hack to use GHC.Prim primitives in GHCi (debug, ghc, library, mit)2021-02-060.2.0.4mniip
breakpoint410.03Set breakpoints using a GHC plugin (development, library, mit)2024-02-260.1.3.1aaronallen8455
bson-lens140.01BSON lenses (development, library, mit)2015-09-120.1.1WilliamCasarin
buchhaltung180.01Automates most of your plain text accounting data entry in ledger format. (finance, library, mit, program)2018-02-040.0.7johannesgerer
buffer70.02Simple mutable low-level buffer for IO (data, library, mit)2017-11-010.5.3NikitaVolkov
buffer-builder-aeson210.01Serialize Aeson values with Data.BufferBuilder (data, library, mit)2022-05-220.2.0.5chadaustin, afriesen
buffet160.00Assembles many Dockerfiles in one. (development, library, mit, program)2020-11-081.0.1evolutics
bug110.08Better alternatives to the "error" function (development, error-handling, library, mit)2017-04-081.0.1HerbertValerioRiedel, NikitaVolkov
bugsnag180.03Bugsnag error reporter for Haskell (library, mit, web)2023-12-111.1.0.0PatrickBrisbin
bugsnag-haskell (deprecated in favor of bugsnag, bugsnag-wai, bugsnag-yesod)300.01Bugsnag error reporter for Haskell (deprecated, library, mit, web)2022-02-240.0.4.4PatrickBrisbin
bugsnag-wai110.01WAI integration for Bugsnag error reporting for Haskell (library, mit, web)2022-03-311.0.0.1PatrickBrisbin
bugsnag-yesod130.00Yesod integration for Bugsnag error reporting for Haskell (library, mit, web)2023-12-011.0.1.0PatrickBrisbin
build232.01Build systems a la carte (algorithms, data-structures, library, mit)2018-07-061.0snowleopard
buildable110.01Typeclass for builders of linear data structures (data, library, mit)2015-03-100.1.0.3IvanMiljenovic
bulmex (deprecated)150.00Reflex infused with bulma (css) (deprecated, library, mit, web)2019-11-244.0.0
bunz220.00CLI tool to beautify JSON string. (cli, json, library, mit, program)2019-02-270.0.9sendyhalim
burrito840.01Parse and render URI templates. (library, mit, network)2023-12-292.0.1.8fozworth
bytearray-parsing50.01Parsing of bytearray-based data (library, mit, parsing)2017-11-060.1NikitaVolkov
bytepatch140.00Patch byte-representable data in a bytestream (cli, library, mit, program)2023-02-150.4.1raehik
bytes-patterns50.00Template haskell macro for casing on Bytes (data, library, mit)2024-02-070.1.0.0l3c_amartin
bytestring-delta130.01Simple, fast binary diff/patch (data, library, mit)2012-02-220.1.0.1JoeyAdams
bytestring-encodings140.01checks to see if a given bytestring adheres to a certain encoding (data-, library, mit)2018-08-310.2.0.2chessai
bytestring-read130.02fast ByteString to number converting library (data, library, mit)2015-06-150.3.1HirotomoMoriwaki
bytestring-rematch40.01Rematch support for ByteString (control, library, mit)2013-05-190.1.0.0TomCrayford
bytestring-strict-builder1990.05An efficient strict bytestring builder (builders, bytestring, library, mit, serialization, text)2023-10-130.4.5.7NikitaVolkov
bytestring-tree-builder1230.09A very efficient ByteString builder implementation based on the binary tree (bytestring, library, mit)2023-12-260.2.7.12NikitaVolkov
bytezap320.01Bytestring builder with zero intermediate allocation (data, generics, library, mit, serialization)2024-04-121.3.0raehik
c-dsl120.02A higher level DSL on top of language-c (language, library, mit)2014-05-070.3.1jozefg
c14n240.01Bindings to the c14n implementation in libxml. (library, mit, xml)2023-07-170.1.0.3mbg
c2hs-extra140.03Convenient marshallers for complicate C types. (development, foreign, library, mit)2017-10-220.1.0.1sighingnow
ca-patterns70.00Manipulate patterns in cellular automata, create and parse RLE files (data, library, mit, parsing, text)2022-04-160.2.0.0OwenBechtel
cabal-audit50.01Check how up-to-date your .cabal dependencies are. (distribution, mit, program)2013-09-080.3.0.0JudeTaylor
cabal-auto-expose110.00Build time library that autodetects exposed modules (bundle, distribution, library, mit, modules)2020-09-290.1.0.1deech
cabal-constraints70.01Repeatable builds for cabalized Haskell projects. (development, distribution, mit, program)2013-12-080.0.0.1BenArmston
cabal-detailed-quickcheck520.00QuickCheck for Cabal tests (library, mit, testing)2022-10-290.2.0.1anselmschueler
cabal-edit70.00Cabal utility (development, mit, program)2020-07-210.1.0.0sdiehl
cabal-gild1030.00Formats package descriptions. (development, library, mit, program)2024-03-131.3.0.1fozworth
cabal-graphdeps110.01Generate graphs of install-time Cabal dependencies (development, mit, program)2015-10-120.1.3JohnMillikin
cabal-info60.00Read information from cabal files (development, library, mit, program)2017-05-140.2.1barrucadu
cabal-mon90.01A monitor for cabal builds (development, mit, program)2016-08-121.0.2IavorDiatchki
cabal-test-quickcheck330.01QuickCheck for Cabal (library, mit, testing)2018-10-290.1.8.2TimothyJones
cabal2json40.00Turn a .cabal file into a .json file (library, mit, program, unclassified)2022-05-300.0.0.0Norfair
cabalg320.01alias for cabal install from given git repo (library, mit, program, unclassified)2014-09-190.2.9DmitryMalikov
cafeteria-prelude50.01Prelude subsets—take only what you want! (library, mit, prelude)2015-02-140.1.0.0scottflesichman, scottfleischman
cairo-canvas90.01Simpler drawing API for Cairo. (graphics, library, mit)2017-08-130.1.0.0apirogov
calamity2010.02A library for writing discord bots in haskell (library, mit, network, web)2024-03-270.11.0.0nitros12
calamity-commands360.02A library for declaring, parsing, and invoking text-input based commands (library, mit, utils)2024-03-270.4.1.0nitros12
call-alloy760.00A simple library to call Alloy given a specification (language, library, mit)2024-01-190.4.1.1marcellus
call-haskell-from-anything170.00Call Haskell functions from other languages via serialization and dynamic libraries (library, mit, network, program)2017-08-041.1.0.0NiklasHambuechen
call-plantuml180.00A simple library to call PlantUML given a diagram specification (graphics, language, library, mit)2023-12-060.0.1.3marcellus
call-stack2740.028Use GHC call-stacks in a backward compatible way (data, library, mit)2021-05-150.4.0SimonHengel
canon260.01Arithmetic for Psychedelically Large Numbers (library, math, mit)2019-09-030.1.1.4grandpascorpion
canteven-http200.02Utilities for HTTP programming. (library, mit, unclassified)2017-09-120.1.5.1potomak, glasserc
cantor-pairing210.00Convert data to and from a natural number representation (data, library, mit)2022-05-060.2.0.2identicalsnowflake
capataz170.01OTP-like supervision trees in Haskell (concurrency, control, library, mit)2019-05-210.2.1.0RomanGonzalez
capnp900.00Cap'n Proto for Haskell (capnproto, data, library, mit, network, program, rpc, serialization)2023-06-230.18.0.0isd
captcha-2captcha70.00A package for integrating a variety of captcha solving services. (library, mit, network)2022-01-070.1.0.0qwbarch
captcha-capmonster50.00A package for integrating a variety of captcha solving services. (library, mit, network)2022-01-070.1.0.0qwbarch
captcha-core70.02A package for integrating a variety of captcha solving services. (library, mit, network)2022-01-170.1.0.1qwbarch
caramia330.01High-level OpenGL bindings (graphics, library, mit)2015-05-090.7.2.2Adeon
cas-hashable162.03A hashing class for content-addressed storage (control, library, mit)2020-03-091.0.1YvesPares
cas-hashable-s390.00ContentHashable instances for S3 objects (control, library, mit)2020-03-091.0.0YvesPares
cas-store112.01A content-addressed storage (control, library, mit)2020-06-011.1.0YvesPares
cased130.01Track string casing in its type (library, mit, text)2015-06-150.1.0.0WilliamCasarin
cases470.04A converter for spinal, snake and camel cases (library, mit, text)2023-12-280.1.4.3NikitaVolkov
casing830.028Convert between various source code casing conventions (library, mit, text)2019-09-050.1.4.1TobiasDammers
cassava-megaparsec1020.02Megaparsec parser of CSV files that plays nicely with Cassava (csv, library, mit, parsing, text, web)2024-02-282.1.1jsl, stackbuilders, sestrella, wild_willy
casui50.01Equation Manipulator (math, mit, program)2011-06-040.3EtienneLaurin
catnplus50.01Simple tool to display text files with line numbers and paging (command-line-tool, mit, program)2017-03-010.1.0.0rcook
cayley-dickson270.01Complex numbers, quaternions, octonions, sedenions, etc. (algebra, library, math, mit)2015-11-300.3.1.0lmj
celtchar (deprecated)150.00A tool to build a novel (deprecated, library, mit, program, text)2018-03-030.1.4.0lethom
cereal-data-dword120.01Integration of "cereal" and "data-dword" (library, mit, unclassified)2018-08-110.1.1NikitaVolkov
cereal-plus (deprecated)220.02An extended serialization library on top of "cereal" (deprecated, library, mit, serialization)2016-09-030.4.2NikitaVolkov
cereal-unordered-containers130.01Integration of "cereal" and "unordered-containers" (library, mit, unclassified)2023-12-120.1.0.1NikitaVolkov
cereal-uuid200.01Integration of "cereal" and "uuid" (library, mit, unclassified)2018-08-030.1.1.1NikitaVolkov
cf152.251Exact real arithmetic using continued fractions (library, math, mit)2015-09-030.4.2mvr
cfg222.00Type directed application configuration parsing and accessors (configuration, library, mit)2024-04-140.0.2.2JonathanLorimer
cfn-flip110.01Haskell implementation of aws/cfn-flip (library, mit, tools)2022-11-030.1.0.3PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
chakra140.00A REST Web Api server template for building (micro)services. (library, mit, program, web)2021-11-070.1.2cackharot
chalk130.01Terminal string styling. (library, mit, system)2016-09-140.1.0.2cattheory
chapelure40.00A diagnostics library for Haskell (library, mit, pretty-printer)2022-03-310.0.1.0hecate
char-qq120.00Quasiquoters for characters and codepoints (library, mit, quasiquotes)2019-02-070.1.1.1NikitaVolkov
character-cases220.00Exposes subspecies types of Char. And naming cases. (library, mit, simple)2020-06-020.1.0.6aiya000
chassis180.01Polykinded Prelude Kernel. (library, mit, prelude)2021-08-090.0.6.0locallycompact
chatwork320.00The ChatWork API in Haskell (library, mit, program, web)2018-08-060.1.3.5matsubara0507
chell790.03A simple and intuitive library for automated testing. (library, mit, testing)2023-07-110.5.0.2chris_martin, Monoid_Mary
chell-hunit260.01HUnit support for Chell (library, mit, testing)2023-07-110.3.0.2chris_martin
chell-quickcheck470.01QuickCheck support for Chell (library, mit, testing)2023-07-110.2.5.4chris_martin
chez-grater180.00Parse and scrape recipe blogs (library, mit, program, web)2022-11-290.1.2dfithian
chorale222.251A module containing basic functions that the prelude does not offer (library, mit, prelude)2017-07-080.1.8FranzBenjaminMocnik
chorale-geo92.01A module containing basic geo functions (library, mit, prelude)2016-06-050.1.2FranzBenjaminMocnik
chromatin60.00neovim package manager (library, mit, neovim, program)2018-12-300.1.1.0tek
chronologique (deprecated in favor of core-data)292.04Time to manipulate time (deprecated, library, mit, text)2020-07-23AndrewCowie
chunked-data710.012Typeclasses for dealing with various chunked data representations (data, library, mit)2018-01-150.3.1MichaelSnoyman
church50.00Automatically convert Generic instances to and from church representations (generics, library, mit)2018-11-140.1.0.0dailectic
church-list (deprecated)150.01Removed; please see fmlist. (deprecated, library, mit, system)2014-05-030.0.2JohnWiegley
churros280.00Channel/Arrow based streaming computation library. (control, data, library, mit)2022-10-160.1.6.0LyndonMaydwell
cio (deprecated)50.02A monad for concurrent IO on a thread pool (concurrency, deprecated, library, mit)2014-02-070.1.0NikitaVolkov
ciphersaber2110.01Implementation of CipherSaber2 RC4 cryptography. (data, library, mit, program)2015-12-160.1.1.2BartonMassey
circle60.00Circle API client for Haskell (library, mit, web)2022-11-290.1.0.0dmarticus
circlehs52.01The CircleCI REST API for Haskell (api, library, mit, web)2016-04-280.0.3dshevchenko
circular-enum52.00Make bounded enum types circular (data, library, mit)2023-05-310.1.0.0memowe
cirru-parser130.01Cirru Parser in Haskell (library, mit, text)2015-05-100.0.2jiyinyiyong
cisco-spark-api200.00DEPRECATED in favor of webex-teams-api (library, mit, program, web)2018-12-240.1.0.4nshimaza
cityhash240.02Bindings to CityHash (codec, library, mit)2012-02-090.3.0.1AustinSeipp
clafer360.03Compiles Clafer models to other formats: Alloy, JavaScript, JSON, HTML, Dot. (library, mit, model, program)2017-03-130.4.5mantkiew
claferIG360.01claferIG is an interactive tool that generates instances of Clafer models. (library, mit, model, program)2017-03-130.4.5mantkiew
claferwiki390.01A wiki-based IDE for literate modeling with Clafer (library, mit, wiki)2017-03-130.4.5mantkiew
clang-compilation-database80.01JSON Compilation Database Format encoding and decoding (language, library, mit)2018-03-090.1.0.1AlekseyKliger
clanki340.01Command-line spaced-repetition software (education, mit, program)2016-10-051.2.7marcusbuffett
clarifai100.01API Client for the Clarifai API. (library, mit, network)2015-12-310.2.0.0jcanero
clash-shake260.00Shake rules for building Clash programs (hardware, library, mit, shake)2022-11-250.3.2GergoErdi
clashilator320.00Automated Clash to Verilator bridge (development, hardware, library, mit, program)2024-04-140.1.3GergoErdi
classy-prelude2440.057A typeclass-based Prelude. (control, library, mit, prelude)2023-08-011.5.0.3GregWeber, MichaelSnoyman
classy-prelude-conduit1650.010classy-prelude together with conduit functions (control, library, mit, prelude)2018-10-081.5.0GregWeber, MichaelSnoyman
classy-prelude-yesod1160.08Provide a classy prelude including common Yesod functionality. (control, library, mit, yesod)2018-10-081.5.0GregWeber, MichaelSnoyman
cless100.01Colorized LESS (mit, program, text)2015-03-190.3.0.0HideyukiTanaka
cleveland240.01Testing framework for Morley. (blockchain, library, mit)2023-07-310.4.0pasqu4le, serokell
cli-arguments280.06A library to process command line arguments in some more convenient way. (cli, library, mit)2023-01-300.7.0.0OleksandrZhabenko
cli-arguments-strict40.00A library to process command line arguments in some more convenient way. (cli, library, mit, strict)2022-01-120.1.0.0OleksandrZhabenko
cli-builder40.01Simple project template from stack (library, mit, tool)2016-11-090.1.0mizunashi_mana
clickhouse-haskell162.00A Haskell library as database client for Clickhouse (database, library, mit)2021-02-090.1.2.4MaboroshiChan
clientsession2020.031Securely store session data in a client-side cookie. (library, mit, program, web)2023-07-180.9.2.0FelipeLessa, MichaelSnoyman
clif80.01A Clifford algebra number type for Haskell (algebra, library, math, mit)2018-04-100.1.1.0maaleske
clingo60.01Haskell bindings to the Clingo ASP solver (asp, ffi, library, logic-programming, mit, symbolic-computation)2017-08-180.2.0.0tsahyt
clippard100.01A simple Haskell library for copying text to the clipboard in a cross-platform way. (library, mit, system)2012-11-150.1.1AnthonyGrimes
clippings120.01A parser/generator for Kindle-format clipping files (`My Clippings.txt`), (library, mit, program, text)2015-08-270.2.0vi
clisparkline40.00Tiny library to pretty print sparklines onto the CLI (graphics, library, mit)2019-05-260.1.0.0bollu
clone-all50.01Clone all github repositories from a given user (development, mit, program)2014-06-270.1.0.0NoonSilk
closed232.251Integers bounded by a closed interval (data, library, mit)2022-03-310.2.0.2PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
closure50.01Depth- and breadth-first set closures (library, math, mit)2013-10-210.1.0.0JosephAbrahamson
cloudi390.01Haskell CloudI API (foreign, library, mit)2023-10-272.0.7okeuday
clustering222.04High performance clustering algorithms (library, math, mit)2019-01-080.4.1kaizhang
cmd-item40.01Library to compose and reuse command line fragments (library, mit, system)2015-04-300.0.1.0geraud
cmdtheline180.07Declarative command-line option parsing and documentation library. (console, library, mit)2013-04-290.2.3EliFrey
cmf50.00(C)oncurrent (M)onoidal (F)olds (data, library, mit)2019-11-230.1chessai
codeforces-cli52.00Command line interface to interact with Codeforces. (cli, library, mit, program)2021-06-170.1.0farbodsz
coerce-util (deprecated in favor of coercible-utils)70.02utils for Data.Coerce (data, deprecated, library, mit)2018-04-200.1.0.0chessai
coinbase-exchange170.00Connector library for the coinbase exchange. (library, mit, program, web)2017-09-230.4.0.0andrewrademacher
coinbase-pro532.00Client for Coinbase Pro (finance, library, mit, program, web)2022-12-230.9.3.2mdunnio
collection-json320.01Collection+JSON—Hypermedia Type Tools (data, library, mit)2019-02-221.3.1.3alunduil
color-counter80.01Count colors in images (graphics, library, mit, program)2016-04-160.1.2.2BrianBush
colorful-monoids330.02Styled console text output using ANSI escape sequences. (library, mit, monad, text, user-interfaces)2020-06-170.2.1.3minad
colour3062.0126A model for human colour/color perception (data, graphics, library, mit)2021-06-242.3.6RussellOConnor
commander-cli522.00A command line argument/option parser library (cli, library, mit, options, parsing, program, system)2023-01-170.11.0.0sgschlesinger
commandert180.01A monad for commanders (control, library, mit)2022-01-210.1.1.1sgschlesinger
commonmark-simple50.01Simple interface to commonmark-hs (library, mit, text)2022-02-050.1.0.0sridca
commonmark-wikilink70.01Obsidian-friendly commonmark wikilink parser (library, mit, web)2022-11-050.1.0.0sridca
compaREST70.00Compatibility checker for OpenAPI (library, mit, program, web)2022-03-040.1.0.1mniip, typeable, iko
compdoc130.02Parse a Pandoc to a composite value. (composite, library, mit, pandoc, text)2021-07-260.3.0.0locallycompact
competition40.01Helpers and runners for code competitions (code-competitions, library, mit)2014-04-070.2.0.0yanatan16
componentm180.01Monad for allocation and cleanup of application resources (library, mit, system)2018-05-200.0.0.2RomanGonzalez
componentm-devel150.01Easy REPL driven development using ComponentM (library, mit, system)2018-05-200.0.0.2RomanGonzalez
compose-ltr262.01More intuitive, left-to-right function composition. (data, library, mit)2017-11-210.2.4Wizek
composite-aeson-cofree-list100.01Print a Cofree [] as a JSON value. (library, mit, text)2020-09-190.1.0.0locallycompact
composite-aeson-throw90.02MonadThrow behaviour for composite-aeson. (library, mit, text)2020-09-060.1.0.0locallycompact
composite-aeson-writeonly90.02WriteOnly indicators for composite-aeson. (library, mit, text)2020-09-190.1.0.0locallycompact
composite-cassava180.01Csv parsing functionality for composite. (composite, csv, library, mit)2021-09-010.0.3.1locallycompact
composite-dhall200.00Dhall instances for composite records. (composite, data, dhall, library, mit)2022-09-020.1.0.1locallycompact
composite-lens-extra120.00Extra lens functions for composite. (composite, data, lens, library, mit)2022-09-040.1.0.0locallycompact
composite-tuple130.01Tuple functions for composite records. (composite, data-structures, library, mit)2020-09-180.1.2.0locallycompact
composite-xml50.00RecXML Type (composite, data, library, mit, xml)2022-07-160.1.0.0locallycompact
composite-xstep80.01ReaderT transformer pattern for higher kinded composite data. (data-structures, library, mit)2020-09-050.1.0.0locallycompact
compound-types282.01Sum and Product types and such (data, library, mit, type-system, types)2020-04-270.1.4.1NikitaVolkov
concurrency920.013Typeclasses, functions, and data types for concurrency and STM. (concurrency, library, mit)2023-06-171.11.0.3barrucadu
concurrency-benchmarks130.01Benchmarks to compare concurrency APIs (benchmark, mit, program)2018-09-120.1.1harendra
concurrent-buffer50.01Concurrent expanding buffer (data, library, mit)2017-10-260.1NikitaVolkov
concurrent-rpc150.01An abstraction for inter-thread RPC based on MVars (concurrency, library, mit)2016-03-250.1.0.0LarsPetersen
concurrent-state440.01MTL-like library using TVars (control, library, mit)2014-01-270.6.0.0JoelTaylor
conduit6762.25586Streaming data processing library. (conduit, data, library, mit)2023-05-221.3.5MichaelSnoyman
conduit-algorithms712.02Conduit-based algorithms (conduit, library, mit)2024-02-160.0.14.0luispedro
conduit-combinators2140.061DEPRECATED Functionality merged into the conduit package itself (conduit, data, library, mit)2018-02-011.3.0MichaelSloan, MichaelSnoyman
conduit-concurrent-map222.04Concurrent, order-preserving mapping Conduit (conduit, data, library, mit)2022-05-270.1.3NiklasHambuechen
conduit-extra4040.0210Batteries included conduit: adapters for common libraries. (conduit, data, library, mit)2022-05-101.3.6MichaelSnoyman
conduit-find110.00A file-finding conduit that allows user control over traversals. (library, mit, program, system)2016-07-240.1.0.3ErikDeCastroLopo
conduit-zstd530.04Conduit-based ZStd Compression (conduit, library, mit)2020-05-210.0.2.0luispedro
confcrypt190.00 (library, mit, program, unclassified)2019-05-260.2.3.3ChrisCoffey
confetti140.00A simple config file swapping tool (command-line-tools, library, mit, program)2018-12-121.0.0aviaviavi
conffmt50.01A .conf file formatter (data, mit, program)2016-08-310.2.3.0yamadapc
config-parser260.01Parse config files using parsec and generate parse errors on unhandled keys (library, mit, text)2018-01-211.2.0.0BenHamlin
config-value992.55Simple, layout-based value language similar to YAML or JSON (language, library, mit)2022-08-100.8.3EricMertens
config-value-getopt120.01Interface between config-value and System.GetOpt (configuration, library, mit)2019-10-180.1.1.1EricMertens, galoisinc
configuration-tools892.05Tools for specifying and parsing configurations (configuration, console, library, mit, program)2023-06-230.7.0larsk, fosskers
conformance230.01 (library, mit, unclassified)2023-11-080.1.0.0Norfair
conformance-gen50.00 (library, mit, unclassified)2023-11-080.0.0.0Norfair
congruence-relation40.01Decidable congruence relations for Haskell: up to you whether this is a joke (data, library, mit)2014-12-050.1.0.0JonSterling
conlogger70.01A logger for a concurrent program. (concurrency, library, mit, program)2015-01-220.1.0.1tattsun
consistent70.01Eventually consistent STM transactions. (library, mit, system)2017-01-230.1.0JohnWiegley
console-style (deprecated in favor of colorful-monoids)170.02Styled console text output using ANSI escape sequences. (deprecated, library, mit, monad, text, user-interfaces)2016-12-030.0.2.1minad
constrained-dynamic160.01Dynamic typing with retained constraints (data, library, mit)2016-08-030.1.0.0jh3141
constrained-monads140.01Typeclasses and instances for monads with constraints. (control, library, mit)2017-03-310.5.0.0oisdk
constraint-manip110.02Some conviencience type functions for manipulating constraints. (control, library, mit)2017-10-160.1.1.0clinton
constraints-emerge110.01Defer instance lookups until runtime (constraints, library, mit)2018-04-190.1.2isovector
constrictor210.02strict versions of many things in base (control, library, mit)2018-05-310.1.2.0chessai
containers-verified70.01Formally verified drop-in replacement of containers (data, library, mit)2018-06-180.6.0.1JoachimBreitner
context510.04Thread-indexed, nested contexts (data, library, mit)2024-03-160.2.1.0jship
context-http-client270.00Modify HTTP requests/responses using context (library, mit, web)2023-09-210.2.0.2jship
context-resource230.00Thread-safe, pool-compatible resource provider (data, library, mit)2023-09-210.2.0.2jship
context-stack60.01An abstraction of a stack and stack-based monadic context. (data, library, mit)2014-08-290.1.0.1thinkpad20
context-wai-middleware220.00Add request-specific (or not!) context to your WAI applications (library, mit, web)2023-09-210.2.0.2jship
continuum190.01 (library, mit, unclassified)2014-11-150.1.0.7ifesdjeen
continuum-client50.01 (library, mit, unclassified)2014-11-220.1.0.0ifesdjeen
contravariant-extras780.08Extras for the "contravariant" package (control, library, mit)2023-10-140.3.5.4NikitaVolkov
control-invariants30.02Invariants and contract monitoring (control, library, mit)2016-10-280.1.0.0SimonHudon, bandali
conversion260.09Universal converter between values of different types (control, conversion, data, library, mit)2016-04-121.2.1NikitaVolkov
conversion-bytestring200.01"Conversion" instances for the "bytestring" library (control, conversion, data, library, mit)2022-05-041.0.1.1NikitaVolkov
conversion-case-insensitive110.02"Conversion" instances for the "case-insensitive" library (control, conversion, data, library, mit)2015-04-231.0.0.0NikitaVolkov
conversion-text260.04"Conversion" instances for the "text" library (control, conversion, data, library, mit)2022-05-041.0.1.1NikitaVolkov
conversions90.00Injective explicit total and partial conversions (library, mit, unclassified)2020-11-200.0.4mbj
cookie4702.071HTTP cookie parsing and rendering (library, mit, web, yesod)2024-03-040.5.0MichaelSnoyman
cooklang-hs62.00Parser for the Cook markup language (library, mit, parsing, program)2023-12-270.1.1isaacvando
core-compiler150.00compile your own mini functional language with Core (compiler, language, library, mit, program)2017-08-060.1.0.2aneksteind
core-data680.05Convenience wrappers around common data structures and encodings (library, mit, system)2023-04-040.3.9.1AndrewCowie
core-effect-effectful60.00Interoperability with the effectful effects system (library, mit, system)2023-02-040.0.0.4AndrewCowie
core-program1230.05Opinionated Haskell Interoperability (library, mit, system)2023-10-130.7.0.0AndrewCowie
core-telemetry710.02Advanced telemetry (library, mit, system)2023-06-240.2.9.4AndrewCowie
core-text652.06A rope type based on a finger tree over UTF-8 fragments (library, mit, system)2023-02-270.3.8.1AndrewCowie
core-webserver-servant180.00Interoperability with Servant (library, mit, system)2022-10-180.1.1.3AndrewCowie
core-webserver-warp250.01Interoperability with Wai/Warp (library, mit, system)2023-05-260.2.1.2AndrewCowie
couch-simple50.01A modern, lightweight, complete client for CouchDB (database, library, mit)2015-09-010.0.1.0mdorman
countable-inflections170.01Countable Text Inflections (library, mit, text)2020-12-220.3.0tippenein
counter102.01An object frequency counter. (data, library, mit)2017-09-040.1.0.2wei2912
courier402.02A message-passing library for simplifying network applications (distributed-computing, library, message-oriented, mit, network, program)2017-05-050.1.1.5PhilHargett
coverage160.01Exhaustivity Checking Library (control, library, mit)2016-02-170.1.0.4NicolasDelPiano
cprng-aes-effect110.01Run random effect using cprng-aes, a crypto pseudo number generator. (crypto, effect, library, mit)2014-06-020.1.0.2ibotty
cpuinfo192.02Haskell Library for Checking CPU Information (library, mit, system)2021-03-230.1.0.2TravisWhitaker
cqrs320.02Command-Query Responsibility Segregation (data, library, mit)2015-09-170.9.1BardurArantsson
cqrs-core40.03Command-Query Responsibility Segregation (data, library, mit)2015-09-160.10.0BardurArantsson
cqrs-example230.01Example for cqrs package (mit, program, web)2015-09-160.10.0BardurArantsson
cqrs-memory50.00Memory backend for the cqrs package. (data, library, mit)2015-09-160.10.0BardurArantsson
cqrs-postgresql70.01PostgreSQL backend for the cqrs package. (data, library, mit)2015-09-160.10.0BardurArantsson
cqrs-sqlite3150.01SQLite3 backend for the cqrs package. (data, library, mit)2013-03-100.9.0BardurArantsson
cqrs-test50.01Command-Query Responsibility Segregation Test Support (data, library, mit)2013-03-100.9.0BardurArantsson
cqrs-testkit50.01Command-Query Responsibility Segregation Test Support (data, library, mit)2015-09-160.10.0BardurArantsson
cqrs-types140.05Command-Query Responsibility Segregation. Modules for the basic types. (data, library, mit)2015-09-170.9.1BardurArantsson
craftwerk50.042D graphics library with integrated TikZ output. (graphics, library, mit)2011-03-140.1MalteHarder
craftwerk-cairo50.02Cairo backend for Craftwerk. (graphics, library, mit)2011-03-140.1MalteHarder
craftwerk-gtk30.02Gtk UI for Craftwerk. (graphics, library, mit)2011-03-140.1MalteHarder
craze130.00HTTP Racing Library (library, mit, program, web)2016-08-260.1.3.0etcinit
crc210.03Implements various Cyclic Redundancy Checks (CRC) (library, mit, web)2020-10-050.1.1.1MichaelXavier
crdt-event-fold342.01Garbage collected event folding CRDT. (crdt, library, mit)2024-02-181.8.1.0rickowens
crem52.00Compositional representable executable machines (control, library, machines, mit, program, state-machines)2023-03-170.1.0.0marcosh
criterion-plus100.01Enhancement of the "criterion" benchmarking library (benchmarking, library, mit)2014-12-260.1.3NikitaVolkov
criu-rpc60.01CRIU RPC client. (criu, library, mit)2017-02-070.0.2wayofthepie
criu-rpc-types80.01Criu RPC protocol buffer types. (criu, library, mit)2017-01-270.0.0.2wayofthepie
cron1082.06Cron datatypes and Attoparsec parser (library, mit, parsing, system, text)2024-01-210.7.1MichaelXavier
cron-compat (deprecated in favor of cron)40.01Cron datatypes and Attoparsec parser (deprecated, library, mit, parsing, system, text)2015-06-090.2.6andrewthad
cronus (deprecated)60.00Another bloated standard library (deprecated, library, mit, prelude)2020-07-050.1.0.0sgschlesinger
cropty192.01Encryption and decryption (crypto, cryptography, library, mit)2021-09-190.3.1.0sgschlesinger
crypto-keys-ssh60.00Like crypto-pubkey-openssh but not dependent on any specific crypto library (cryptography, library, mit)2019-12-020.1.0.0puffnfresh
crypto-pubkey-openssh260.03OpenSSH keys decoder/encoder (cryptography, library, mit, parsing)2015-01-210.2.7FedorGogolev
crypto-random-effect190.02A random effect using crypto-random (crypto, effect, library, mit)2014-09-120.2.0.4.1ibotty
crypto-rng-effectful140.00Adaptation of the crypto-rng library for the effectful ecosystem. (crypto, library, mit)2022-07-161.0.0.0arybczak
crypto-simple70.02A simple high level encryption interface based on cryptonite (cryptography, library, mit)2016-09-150.1.0.0RistoStevcev
cryptocompare230.01Haskell wrapper for the cryptocompare API (library, mit, web)2020-09-250.1.2aviaviavi
css-syntax280.08High-performance CSS tokenizer and serializer. (data, library, mit)2023-03-160.1.0.1wereHamster, alcinnz
css-text850.09CSS parser and renderer. (library, mit, web, yesod)2018-02-050.1.3.0GregWeber, MichaelSnoyman
csv802.019CSV loader and dumper (library, mit, text)2010-11-080.1.2JaapWeel
csv-table110.01Scripts for manipulating tables stored as CSV files (data, library, mit)2016-04-210.1.0.1ranjitjhala
ctrie260.03Non-blocking concurrent map (concurrency, data-structures, library, mit)2017-09-290.2MichaelSchroeder
cubical130.01Implementation of Univalence in Cubical Sets (dependent-types, mit, program)2014-04-270.2.0AndersMortberg
cuboid100.013D Yampa/GLUT Puzzle Game (game, mit, program)2015-05-220.14.2PedroMartins
cuckoo-filter220.00Pure and impure Cuckoo Filter (data, library, mit, program)2018-12-120.2.0.2ChrisCoffey
curl-cookiejar100.00Parsing and pretty-printing of cURL/wget cookie jars (library, mit, web)2019-03-260.1.0.0eamsden
curl-runnings340.00A framework for declaratively writing curl based API tests (library, mit, program, testing)2022-03-070.17.0aviaviavi
currency-codes300.03ISO-4217 Currency Codes (data, library, mit)2018-03-193.0.0.1KtorZ
current-locale130.01Get the current system locale in System.Locale format (library, mit, system)2015-03-140.2.0.1AlexeyKotlyarov
currycarbon230.00A package for simple, fast radiocarbon calibration (archaeoinformatics, library, mit, program)2023-12-070.3.0.1nevrome
cursor350.03Purely Functional Cursors (editor, library, mit)2021-12-030.3.2.0Norfair
cursor-brick230.00 (library, mit, unclassified)2021-11-210.1.0.1Norfair
cursor-fuzzy-time170.01 (library, mit, time)2024-01-180.1.0.0Norfair
cursor-fuzzy-time-gen80.00 (library, mit, time)2024-01-180.2.0.0Norfair
cursor-gen200.02Generators for Purely Functional Cursors (cursor, library, mit)2021-11-210.4.0.0Norfair
curves100.01Library for drawing curve based images. (graphics, library, mit)2015-09-261.1.0.2UlfNorell
cut-the-crap360.00Cuts out uninteresting parts of videos by detecting silences. (library, mit, program, video)2020-11-052.3.1Jappie
d10452.02Digits 0-9 (data, library, mit)2023-06-261.0.1.3chris_martin, Monoid_Mary
d3d11binding222.00A raw binding for the directX 11 (graphics, library, mit, program)2016-05-110.0.0.7jwvg0425
damnpacket380.01Parsing dAmn messages (library, mit, network)2018-07-041.3.1JudeTaylor
danibot50.00Basic Slack bot framework. (library, mit, network, program)2016-03-190.2.0.0DanielDiazCarrete
data-as120.00Simple extensible sum (data, library, mit)2020-11-260.0.0.2incertia
data-basic142.01A database library with a focus on ease of use, type safety and useful error messages (database, library, mit)2018-03-080.3.0.0darwin226
data-binary-ieee754 (deprecated in favor of binary, cereal)1310.065Parser/Serialiser for IEEE-754 floating-point values (data, deprecated, library, mit)2013-07-070.4.4JohnMillikin
data-carousel80.02A rotating sequence data structure (data, library, mit)2014-11-120.1.0.0JonSterling
data-combinator-gen130.00Generate a special combinator from any data type. (data, library, mit)2019-05-260.1.0.4bolt12
data-compat200.00Define Backwards Compatibility Schemes for Arbitrary Data (data, library, mit)2022-09-270.1.0.4TravisWhitaker
data-concurrent-queue100.01A Library for directional queues (concurrency, library, mit)2014-05-300.3.0.0georgerogers42
data-elevator90.01Coerce between unlifted boxed and lifted types. (data, library, mit)2022-11-050.1.0.1sgraf812
data-embed40.01Embed files and other binary blobs inside executables without Template Haskell. (data, library, mit, program)2016-01-010.1.0.0AntonEkblad
data-flagset70.01An efficient data type for sets of flags (data, library, mit)2015-07-121.0.0.0TobiasBrandt
data-forced100.00Specify that lifted values were forced to WHNF or NF. (data, library, mit)2023-04-250.3.0.0RubenAstudillo
data-lens-light620.010Simple lenses, minimum dependencies (data, lenses, library, mit)2023-08-030.1.2.4RomanCheplyaka, srk
data-map-multikey170.01Data.Map with multiple, unique keys (data, library, mit)2015-05-130.0.1.2JasonHickner
data-pdf-fieldreader60.00Read PDF form fields (data, library, mit, program)2021-08-160.1.1.0ScottSedgwick
data-r-tree270.02R-Tree is a spatial data structure similar to Quadtrees or B-Trees. (data-structures, library, mit)2020-01-220.6.0SebastianPhilipp
data-size180.02Profiling of data structures (library, mit, testing)2014-01-110.1.1.7UweSchmidt
data-stringmap140.04An efficient implementation of maps from strings to arbitrary values (data-structures, library, mit)2014-02-271.0.1.1UweSchmidt, SebastianPhilipp
data-structure-inferrer40.01Program that infers the fastest data structure available for your program (development, mit, program)2011-12-271.0AleksanderBalicki
data-tensor80.01Tensor and Group typeclasses (data, library, mit)2015-06-190.1.0.0TobiasDammers
datadog261.252Datadog client for Haskell. Supports both the HTTP API and StatsD. (library, mit, network)2022-03-300.3.0.0IanDuncan, dfithian
datasets432.01Classical data sets for statistics and machine learning (data, data-mining, library, machine-learning, mit, statistics)2019-02-120.4.0glutamate, ocramz, stites
dataurl140.01Handle data-urls (library, mit, web)2015-11-010.1.0.0AlexanderThiemann
date-conversions80.01Date conversions (data, date, library, mit)2018-02-070.3.0.0joshuaclayton
dawdle90.00Generates DDL suggestions based on a CSV file (database, library, mit, program)2015-12-050.1.0.2arnon
dbcleaner180.01Clean database tables automatically around hspec tests (database, library, mit)2017-08-020.1.3jsl, sestrella, goetzc
dbus-app-launcher310.00Simple app launcher for D-Bus (mit, program, system)2024-03-240.1.0.0DvdGiessen
ddc-base (deprecated in favor of ddc-core)250.014Disciplined Disciple Compiler common utilities. (compilers-interpreters, deprecated, library, mit)2016-04-300.4.2.1BenLippmeier
ddc-build (deprecated)200.02Disciplined Disciple Compiler build framework. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier, amosrobinson
ddc-code (deprecated)250.01Disciplined Disciple Compiler base libraries. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.2BenLippmeier
ddc-core (deprecated)250.012Disciplined Disciple Compiler core language and type checker. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-core-babel (deprecated)70.01Disciplined Disciple Compiler PHP code generator. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-core-eval (deprecated)120.03Disciplined Disciple Compiler semantic evaluator for the core language. (compilers-interpreters, deprecated, library, mit)2014-10-310.4.1.3BenLippmeier
ddc-core-flow (deprecated)130.04Disciplined Disciple Compiler data flow compiler. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-core-llvm (deprecated)160.03Disciplined Disciple Compiler LLVM code generator. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-core-salt (deprecated)170.07Disciplined Disciple Compiler C code generator. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-core-simpl (deprecated)240.07Disciplined Disciple Compiler code transformations. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-core-tetra (deprecated)130.06Disciplined Disciple Compiler intermediate language. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-driver (deprecated)230.01Disciplined Disciple Compiler top-level driver. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-interface (deprecated)80.02Disciplined Disciple Compiler user interface support. (compilers-interpreters, deprecated, library, mit)2014-10-310.4.1.3BenLippmeier
ddc-source-tetra (deprecated)120.03Disciplined Disciple Compiler source language. (compilers-interpreters, deprecated, library, mit)2016-09-060.4.3.1BenLippmeier
ddc-tools (deprecated)210.01Disciplined Disciple Compiler command line tools. (compilers-interpreters, deprecated, mit, program)2016-09-060.4.3.1BenLippmeier
ddc-war (deprecated)90.01Disciplined Disciple Compiler test driver and buildbot. (compilers-interpreters, deprecated, mit, program)2014-10-310.4.1.3BenLippmeier
ddci-core (deprecated)100.01Disciple Core language interactive interpreter. (compilers-interpreters, deprecated, mit, program)2012-10-240.2.1.2BenLippmeier
dead-simple-json40.01Dead simple JSON parser, with some Template Haskell sugar. (json, library, mit)2013-03-260.1.2JulianFleischer
debug-time140.01Debug.Trace equivalent for timing computations (debug, library, mit)2016-01-090.1.0.1darwin226
debug-trace-file90.00Like Debug.Trace but writing to files. (debug, library, mit)2023-06-301.0.0.1ak3n
debug-trace-var140.01You do not have to write variable names twice in Debug.Trace (debug, library, mit)2018-06-090.2.0ncaq
deburr122.01Convert Unicode characters with burrs to their ASCII counterparts. (library, mit, text)2017-08-280.1.0.1princess
declarative440.01DIY Markov Chains. (library, math, mit)2021-02-230.5.4JaredTobin
decode-utf8160.01Decode a UTF-8 byte stream on standard input (mit, program, text)2015-05-131.2JoeHurd
deeplearning-hs90.01Deep Learning in Haskell (library, math, mit, program)2014-05-050.1.0.2ajtulloch
deepseq-instances100.00Candidate NFData Instances for Types in base (control, library, mit)2020-05-280.1.0.1TravisWhitaker
deferred-folds3930.014Abstractions over deferred folds (fold, folding, library, mit)2023-12-060.9.18.6NikitaVolkov
dejafu1942.07A library for unit-testing concurrent programs. (concurrency, library, mit)2023-06-172.4.0.5barrucadu
delude (deprecated)110.01Generalized the Prelude more functionally. (deprecated, distribution, library, mit)2016-06-010.1.0.3sgschlesinger
dense-int-set90.01Dense int-set (data, library, mit)2018-10-080.3NikitaVolkov
depends (deprecated in favor of cabal-install)60.01A simple configuration management tool for Haskell (deprecated, distribution, mit, program)2013-09-280.0.1SimonHengel
deque2302.08Double-ended queues (data, library, mit)2023-11-040.4.4.1NikitaVolkov
derive-has-field100.00Derive HasField instances with Template Haskell (library, mit, template-haskell)2024-02-050.0.1.2chiroptical
derive-monoid60.01derive Semigroup/Monoid/IsList (derive-monoid, derive-monoid-, library, mit, program)2017-05-010.0.1sboo
derive-storable552.09Derive Storable instances with GHC.Generics. (foreign, library, mit)2022-04-090.3.1.0mkloczko
derive-storable-plugin500.07GHC core plugin supporting the derive-storable package. (foreign, library, mit)2023-05-070.2.3.7mkloczko
deriving-openapi360.00DerivingVia for OpenAPI 3 (generics, json, library, mit, openapi)2022-12-220.1.0.0iko
derulo660.00Parse and render JSON simply. (json, library, mit, program)2022-08-282.0.0.3fozworth
desktop-portal310.00Desktop Portal. (desktop, flatpak, gui, library, mit, portal, xdg)2023-12-290.6.0.0garethdanielsmith
deterministic-game-engine152.01Simple deterministic game engine (game-engine, library, mit)2015-08-020.4.0tgolson
deunicode40.01Get rid of unicode (utf-8) symbols in Haskell sources (codec, mit, program)2010-10-150.1BenFranksen
devil70.01A small tool to make it easier to update program managed by Angel. (mit, program, system)2014-06-290.1.1.0luanzhu
dfrac160.01A package for precise decimal arithmatic using rationals. (library, math, mit)2014-08-150.1.2.0georgerogers42
dgim70.01Implementation of DGIM algorithm (algorithms, data, library, mit)2015-04-040.0.3musically_ut
dhall-lsp-server760.00Language Server Protocol (LSP) server for Dhall (library, mit, program, unclassified)2023-04-191.1.3GabrielGonzalez, sjakobi
dhall-text-shell70.00Render dhall text with shell commands as function arguments (compiler, library, mit, program)2022-05-010.2.0.0jle
dhall-to-cabal240.00Compile Dhall expressions to Cabal files (distribution, library, mit, program)2019-07-051.3.4.0OliverCharles
dhrun40.00Dhall/YAML configurable concurrent integration test executor. (library, mit, program, tools)2019-07-251.0.1fre
di-polysemy290.04DI logger wrapped for Polysemy (library, logging, mit)2020-09-030.2.0.0nitros12
diagrams-rubiks-cube200.01Library for drawing the Rubik's Cube. (graphics, library, mit)2017-12-090.3.0.0TimBaumann
dib140.01A simple, forward build system. (development, library, mit, program)2018-01-100.7.2blajzer
diff-loc110.00Map file locations across diffs (data, library, mit)2022-12-100.1.0.0lyxia
difference-monoid50.01 (library, mit, unclassified)2018-05-200.1.0.0
digestive-bootstrap80.01Speed up form designing using digestive functors and bootstrap (library, mit, web)2016-11-300.3.0.0AlexanderThiemann
digestive-foundation-lucid50.01Speed up form designing using digestive functors and foundation (library, mit, web)2015-02-170.0.0.1athanclark
digitalocean-kzs100.01digitalocean api for haskell (library, mit, web)2015-06-280.1.0.3KazumaSATO
dingo-core230.02Dingo is a Rich Internet Application platform based on the Warp web server. (library, mit, web)2012-02-060.2.0BardurArantsson
dingo-example90.01Dingo Example (mit, program, web)2012-02-060.2.0BardurArantsson
dingo-widgets170.01Dingo Widgets (library, mit, web)2012-02-060.2.0BardurArantsson
dirforest40.01Typed directory forest (library, mit, unclassified)2023-02-250.1.0.0Norfair
dirtree190.00A small library for working with directories. (library, mit, system)2020-04-280.1.3kalhauge
discogs-haskell50.01Client for Discogs REST API (library, mit, web)2016-04-020.0.5.0accraze
discord-gateway60.01An API wrapper for Discord in Haskell (library, mit, network)2017-06-170.2.2jkoike
discord-haskell1482.52Write bots for Discord in Haskell (library, mit, network, program)2024-02-071.16.1Aquarial, yutotakano, annwan, BenjaminMcRae
discord-haskell-voice132.00Voice support for discord-haskell. (discord, library, mit, network, program, udp)2022-07-032.3.1yutotakano
discord-hs151.51An API wrapper for Discord in Haskell (library, mit, network)2017-06-170.4.2jkoike
discord-rest60.01An API wrapper for Discord in Haskell (library, mit, network)2017-06-170.2.2jkoike
discord-types80.03Type information for discord-hs (library, mit, network)2017-06-170.2.2jkoike
discount170.01Haskell bindings to the discount Markdown library. (library, mit, text)2012-10-120.1.1PatrickHurst
disjoint-set-stateful60.01Monadic disjoint set (data, library, mit)2017-04-230.1.1.0clinton
diskhash282.01Disk-based hash table (data, library, mit)2019-11-110.0.4.2luispedro
distance40.01Useful distance datatype and functions (library, mit, web)2017-01-070.1.0.0AlexanderThiemann
distance-of-time120.01Generate readable distances between times. (library, mit, time)2017-02-060.1.2.0joshuaclayton
djembe120.01Hit drums with haskell (library, mit, sound)2016-01-200.1.1.2ReedRosenbluth
djot2330.01Parser and renderer for djot light markup syntax. (library, mit, program, text)2024-03-180.1.1.3JohnMacFarlane
dobutok (deprecated in favor of dobutokO)80.00Creates the time intervals for CLI changing messages on the screen. (cli, deprecated, library, mit)2020-02-150.1.0.2OleksandrZhabenko
dobutokO270.00The library is intended to print updated messages on the terminal screen. (cli, library, mit)2020-05-140.3.2.0OleksandrZhabenko
dobutokO-effects470.00A library to deal with SoX effects and possibilities (library, mit, music, sound, sox)2022-08-130.13.1.0OleksandrZhabenko
dobutokO-frequency150.01Helps to create experimental music. Working with frequencies and types. (library, mit, sound, sox)2022-08-130.1.2.0OleksandrZhabenko
dobutokO-poetry600.00Helps to order the 7 or less Ukrainian words to obtain somewhat suitable for poetry or music text (Ukrainian, game, language, library, mit, phonetic-languages, poetry, program, uniqueness)2020-09-070.17.0.0OleksandrZhabenko
dobutokO-poetry-general110.02Helps to order the 7 or less words (first of all the Ukrainian ones) to obtain somewhat suitable for poetry or music text (game, language, library, mit)2020-08-160.1.0.0OleksandrZhabenko
dobutokO-poetry-general-languages110.00Helps to order the 7 or less words to obtain somewhat suitable for poetry or music text (game, language, library, mit, uniqueness, uniquenessPeriods)2020-08-180.2.0.0OleksandrZhabenko
dobutokO21710.02Helps to create experimental music from a file (or its part) and a Ukrainian text. (Ukrainian, algorithmic-composition, language, library, mit, music, program, rhythm, sound, sox, timbre, tonality)2020-08-160.43.0.0OleksandrZhabenko
dobutokO3160.00Helps to create more complex experimental music from a file (especially timbre). (library, mit, music, rhythm, sound, sox, timbre)2020-08-160.3.0.0OleksandrZhabenko
dobutokO4270.00Helps to create experimental music. Uses SoX inside. (algorithmic-composition, library, mit, sound, sox)2020-08-160.8.0.0OleksandrZhabenko
dockercook190.01A build tool for multiple docker image layers (development, library, mit, program)2016-09-120.5.0.3AlexanderThiemann
dockerfile170.01A Haskell DSL for generating Dockerfiles (data, library, mit)2018-09-140.2.0ChristopherReichert
docopt752.256A command-line interface parser that will make you smile (console, library, mit)2024-02-260.7.0.8ryanartecona, martijnbastiaan, fullstackgjj, PeterLebbing
docrecords40.01Vinyl-based records with hierarchical field names, default values and documentation (cli, data, json, library, mit, options, parsing, records)2019-10-090.1.0.0YvesPares
docstrings80.01Docstrings for documentation in the repl (documentation, library, mit)2017-11-100.1.0.0dailectic
doctest4362.7514Test interactive Haskell examples (library, mit, program, testing)2023-10-110.22.2AndreasAbel, KazuYamamoto, SimonHengel, SoenkeHahn, jkarni, ryanglscott, quasicomputational
doctest-lib410.01Parts of doctest exposed as library (library, mit, testing)2023-12-220.1.1HenningThielemann
doctest-parallel1070.00Test interactive Haskell examples (library, mit, testing)2024-04-150.3.1.1ChrisDornan, martijnbastiaan
doctest-prop (deprecated in favor of doctest)111.751Allow QuickCheck-style property testing within doctest. (deprecated, library, mit, testing)2015-05-050.2.0.1TakayukiMuranushi
docvim280.00Documentation generator for Vim plug-ins (development, library, mit, program)2016-06-260.3.2.1wincent
doi80.01Automatic Bibtex and fulltext of scientific articles (database, library, mit, program)2017-01-220.0.2johannesgerer
dom-parser260.01Simple monadic DOM parser (library, mit, xml)2024-01-303.2.0AlekseyUymanov, mniip, typeable
domain240.01Codegen helping you define domain models (idl, library, mit)2023-12-090.1.1.5NikitaVolkov
domain-aeson140.00Integration of domain with aeson (library, mit, unclassified)2023-12-140.1.1.2NikitaVolkov
domain-cereal100.00Integration of domain with cereal (library, mit, unclassified)2023-12-130.1.0.1NikitaVolkov
domain-core160.04Low-level API of "domain" (idl, library, mit)2023-12-090.1.0.4NikitaVolkov
domain-optics180.01Integration of domain with optics (library, mit, unclassified)2023-12-130.1.0.4NikitaVolkov
dotenv1850.05Loads environment variables from dotenv files (configuration, library, mit, program)2024-02-030.12.0.0jsl, jpvillaisaza, stackbuilders, sestrella, camm, dbalseiro
doublezip80.01Some special functions to work with lists (with zip). (data, library, mit)2021-02-240.1.0.0OleksandrZhabenko
doublify-toolkit40.01Doublify API toolkit for Haskell (api, library, mit)2017-04-030.0.1fdhadzh
downhill122.00Reverse mode automatic differentiation (library, math, mit)2023-03-040.4.0.0andriusstank
dozens70.01dozens api library (library, mit, web)2015-06-120.1.1HirotomoMoriwaki
dpor (deprecated in favor of dejafu)90.02A generic implementation of dynamic partial-order reduction (DPOR) for testing arbitrary models of concurrency. (deprecated, library, mit, testing)2016-06-060.2.0.0barrucadu
dresdner-verkehrsbetriebe80.01Library and program for querying DVB (Dresdner Verkehrsbetriebe AG) (library, mit, network, program)2016-11-301.0.0meoblast001
drifter310.03Simple schema management for arbitrary databases. (database, library, mit)2021-01-260.3.0MichaelXavier, andrewrademacher
drifter-postgresql180.01PostgreSQL support for the drifter schema migration tool (database, library, mit)2017-12-250.2.1MichaelXavier
driving-classes-plugin210.00Deriving without spelling out "deriving" (development, library, mit)2022-09-130.1.4.0lyxia
drone60.00 (library, mit, unclassified)2020-03-281.1.0matsubara0507
dropbox (deprecated)180.00Dropbox API client (api, deprecated, library, mit, program)2020-10-230.0.4
dropbox-sdk130.01A library to access the Dropbox HTTP API. (library, mit, network-apis)2012-07-300.3.1KannanGoundan
ds-kanren80.01A subset of the miniKanren language (language, library, mit)2014-10-090.2.0.1jozefg
dsc140.01Helper functions for setting up Double Submit Cookie defense for forms (library, mit, web)2017-03-210.2.0qoelet
dson-parsec80.01DSON parser. (data, library, mit)2014-06-230.4.1.1alvare
dsv210.00DSV (delimiter-separated values) (csv, library, mit, pipes, text)2022-03-141.0.0.3chris_martin, Monoid_Mary
dtw130.01(Fast) Dynamic Time Warping (algorithms, data-mining, library, machine-learning, mit)2016-07-211.0.3.0fho
dual-game172.01Network multiplayer 2D shooting game (game, mit, program)2018-03-300.1.0.1fgaz
duckdb-haskell60.00Haskell bindings for duckdb. (database, library, mit)2023-10-220.1.0.0sighingnow
dump352.01Dumps the names and values of expressions to ease debugging. (development, library, mit, quasiquotes)2015-07-240.2.8Wizek
duplo (deprecated)280.01Frontend development build tool (deprecated, library, mit, program, web)2015-02-241.8.1kenhkan
dvault50.00Dead simple password manager (mit, program, unclassified)2019-05-140.1.0.0isd
dywapitchtrack70.01Bindings to the dywapitchtrack pitch tracking library (library, mit, sound)2015-10-070.1.0.1lortabac
earclipper42.01Ear Clipping Triangulation (graphics, library, mit, program)2017-02-070.0.0.1zaidan
easy-api40.01Utility code for building HTTP API bindings more quickly. (library, mit, web)2013-11-220.1.0.0IanDuncan
easyjson70.01Haskell JSON library with an emphasis on simplicity, minimal dependencies, and ease of use. (library, mit, text)2014-08-100.1.0.1thinkpad20
easyplot190.02A tiny plotting library, utilizes gnuplot for plotting. (graphics, library, math, mit, plotting)2013-03-261.0JulianFleischer
easytest120.02Simple, expressive testing library (library, mit, testing)2019-03-060.3joelb
ebird-api82.02A Haskell description of the eBird API (library, mit, web)2023-12-160.2.0.0FinleyMcIlwaine
ebird-cli122.00A command-line utility for interacting with the eBird API. (library, mit, program, web)2023-12-170.3.0.1FinleyMcIlwaine
ebird-client92.01Client functions for querying the eBird API. (library, mit, web)2023-12-170.2.0.1FinleyMcIlwaine
ebnf-bff70.00Parser combinators & EBNF, BFFs! (ebnf, library, metalanguage, mit, parsing, program, text)2015-09-200.1.1.0Lokidottir
ecta-plugin142.00Hole-Fit Synthesis using ECTAs (compiler-plugin, library, mit)2022-09-150.1.1.3tritlo
ed255191850.04Ed25519 cryptographic signatures (cryptography, mit)2015-10-110.0.5.0AustinSeipp, HerbertValerioRiedel
edges380.01Tools for efficient immutable graphs (graphs, library, mit)2018-08-310.11.0.3NikitaVolkov
edis40.01Statically typechecked client for Redis (database, library, mit)2015-12-210.0.1.0TingYenLai
edits130.00show the differences between 2 pieces of Text using the Levenshtein distance (data, library, mit)2022-09-240.1.1.0etorreborre
effect-handlers300.01A library for writing extensible algebraic effects and handlers. Similar to extensible-effects but with deep handlers. (control, library, mit)2016-04-280.1.0.8edofic, blambda
egison4132.02Programming language with non-linear pattern-matching against non-free data (compilers-interpreters, library, mit, program)2021-12-184.1.3SatoshiEgi, momohatt
egison-quote80.01A quasi quotes for using Egison expression in Haskell code (language, library, mit)2012-09-070.2TakuyaKuwahara
egison-tutorial780.01A tutorial program for the Egison programming language (compilers-interpreters, mit, program)2021-12-184.1.3SatoshiEgi, momohatt
ehlo40.00Minimalistic SMTP client for Haskell (library, mit, network)2022-07-090.1.0.0mordae
ehs110.01Embedded haskell template using quasiquotes. (language, library, mit, template, text)2015-03-150.7.0minpou
ejdb2-binding120.00Binding to EJDB2 C library, an embedded JSON noSQL database (database, library, mit)2021-04-030.3.0.2buro
ekg-prometheus-adapter220.02Easily expose your EKG metrics to Prometheus (library, mit, web)2018-11-290.1.0.4AlfredoDiNapoli, MikolajKonarski
elliptic-curve160.05Elliptic curve library (cryptography, library, mit)2019-09-270.3.0sdiehl
elm-export-persistent160.01elm-export persistent entities (data, database, library, mit, web)2021-01-091.0.0WilliamCasarin
elm-init482.01Set up basic structure for an elm project (development, mit, program)2016-09-101.0.5justus
elsa330.00A tiny language for understanding the lambda-calculus (language, library, mit, program)2022-09-280.2.2.0ranjitjhala
enclosed-exceptions902.023Catching all exceptions from within an enclosed computation (control, library, mit)2018-07-111.0.3MichaelSnoyman, jcristovao
encode-string150.01Safe string conversion and encoding (data, library, mit, string, text)2017-03-150.1.0.0minad
end-of-exe80.00A small library to deal with executable endings (library, mit, system)2024-01-050.1.2.0OleksandrZhabenko
engine-io-growler80.01 (library, mit, web)2015-04-230.1.0.1IanDuncan
entangle80.00An application (and library) to convert quipper circuits into Qpmc models. (library, mit, program, unclassified)2017-01-060.1.1miniBill
enumerate120.01enumerate all the values in a finite type (automatically) (data, library, mit, program)2017-05-020.2.2sboo
enumerator (deprecated)880.098Reliable, high-performance processing with left-fold enumerators (data, deprecated, enumerator, library, mit)2013-10-130.4.20JohnMillikin
enumerator-fd90.01Enumerator instances for monads-fd classes (enumerator, library, mit)2011-11-210.1.0.2JohnMillikin
enumerator-tf60.01Enumerator instances for monads-tf classes (enumerator, library, mit)2011-12-300.1.1JohnMillikin
env-extra42.00Safe helpers for accessing and modifying environment variables (library, mit, system)2020-01-061.0.0.0d12frosted
env-guard200.00Conditionally running IO actions based on environment variables. (environment, library, mit, system)2022-07-010.2tbidne
env-parser110.01Pull configuration information from the ENV (library, mit, system)2014-01-240.0.2.1JosephAbrahamson
envstatus80.00Display efficiently the state of the local environment (development, library, mit, program)2018-10-281.0.2gbataille
epi-sim130.00A library for simulating epidemics as birth-death processes. (library, mit, simulation)2021-07-190.7.0AlexanderZarebski
errata320.02Source code error pretty printing (library, mit, pretty-printer, program)2023-12-260.4.0.2comp
error292.01The canonical error type (data, error-handling, library, mit)2022-10-091.0.0.0Profpatsch
error-list90.02A useful type for collecting error messages. (control, library, mit)2015-06-180.1.0.3thinkpad20
error-loc40.01An error replacement with call-site metadata. (library, mit, utils)2013-10-030.1.0.0JoelTaylor
error-util90.02Set of utils and operators for error handling (error-handling, library, mit)2017-08-090.0.1.2danilo2, PiotrMlodawski, iamrecursion
errorcall-eq-instance (deprecated in favor of base-orphans)300.02An orphan Eq instance for ErrorCall (control, deprecated, library, mit)2015-04-220.3.0SimonHengel
escaped60.00Produce Text with terminal escape sequences (library, mit, program, text)2018-11-211.0.0.0PatrickBrisbin
escoger40.00Terminal fuzzy selector (library, mit, program, tools)2018-03-290.1.0.0TomMurphy
esqueleto-postgis130.00postgis bindings for esqueleto. (database, library, mit)2024-02-251.0.1Jappie
esqueleto-textsearch400.00PostgreSQL full text search for Esqueleto (database, library, mit)2024-03-041.3.1Jappie, jgt
ess50.01The type-level S combinator in Haskell. (data, library, mit)2015-04-250.1.0.0MichaelOChurch
etc400.02Declarative configuration spec for Haskell projects (configuration, library, mit, system)2018-08-290.4.1.0RomanGonzalez
eternity110.01Native event-sourcing database (database, eventsourcing, library, mit, streaming)2018-08-200.1.3NikitaVolkov, effectfully, vlastachu, OShev
eternity-timestamped260.01Automatic timestamping for Eternity (database, eternity, event-sourcing, library, mit, streaming)2018-08-200.4.1NikitaVolkov, effectfully, vlastachu, OShev
eths-rlp100.01Ethereum Recursive Length Prefix Encoding (contracts, data, ethereum, finance, library, mit, network)2016-12-250.1.0.0LogvinovLeon
euler320.01Mathematics utilities for Haskell (library, math, mit)2020-05-250.10.1decomputed, luisonthekeyboard
eveff180.00Efficient effect handlers based on evidence translation. (control, effect, library, mit)2021-07-191.0.0.2ningningxie
eventful-core182.06Core module for eventful (database, eventsourcing, library, mit)2017-07-310.2.0jdreaver
eventful-dynamodb150.01Library for eventful DynamoDB event stores (aws, database, eventsourcing, library, mit)2017-07-310.2.0jdreaver
eventful-memory172.01In-memory implementations for eventful (database, eventsourcing, library, mit)2017-07-310.2.0jdreaver
eventful-postgresql142.01Postgres implementations for eventful (database, eventsourcing, library, mit, postgresql)2017-07-310.2.0jdreaver
eventful-sql-common132.02Common library for SQL event stores (database, eventsourcing, library, mit)2017-07-310.2.0jdreaver
eventful-sqlite140.01SQLite implementations for eventful (database, eventsourcing, library, mit, sqlite)2017-07-310.2.0jdreaver
eventful-test-helpers170.01Common module used for eventful tests (database, eventsourcing, library, mit)2017-07-310.2.0jdreaver
eventsourced190.00Server-Sent Events the UNIX way (library, mit, network, program)2016-05-151.1.1.0richardTowers
evm-opcodes172.00Opcode types for Ethereum Virtual Machine (EVM) (ethereum, finance, library, mit, network)2022-09-130.1.2sshine
evoke170.00A GHC plugin to derive instances. (library, mit, plugin)2023-01-260.2023.1.26fozworth
exact-pi780.04Exact rational multiples of pi (and integer powers of pi) (data, library, mit)2022-04-290.5.0.2dmcclean, Bodigrim
exact-real552.252Exact real arithmetic (library, math, mit)2021-12-130.12.5.1jophish, expipiplus1
execs40.00Tool to run stack exec prj-exe more easy (library, mit, program, utils)2016-08-020.1.0.0wapxmas
executable-hash250.01Provides the SHA1 hash of the program executable (library, mit, program, system)2017-01-040.2.0.4MichaelSloan, MichaelSnoyman
executor120.01Shell helpers (distribution, library, mit)2017-08-270.0.4gianlucaguarini
exiftool360.00Haskell bindings to ExifTool (foreign, library, mit)2024-04-010.2.0.5MartinHoppenheit
existential60.01Existential types with lens-like accessors. (data, library, mit)2016-10-280.2.0.0SimonHudon, bandali
exotic-list-monads140.00Non-standard monads on lists and non-empty lists (library, list, mit, monads)2023-11-211.1.1maciejpirog
exp-cache110.00 (library, mit, program, unclassified)2018-10-190.1.0.2ChrisCoffey
expat-enumerator (deprecated)110.01Enumerator-based API for Expat (deprecated, enumerator, library, mit, parsing, text, xml)2010-12-050.1.0.3JohnMillikin
expiring-containers190.01Expiring containers (containers, library, mit, time)2018-11-270.2.2.1NikitaVolkov, effectfully, vlastachu, OShev
explain70.01Show how expressions are parsed (language, mit, program)2014-01-130.1.0.1JoelTaylor
extensible-effects1392.2512An Alternative to Monad Transformers (control, effect, library, mit)2019-01-035.0.0.1BenFoppa, SvenHeyll, shergill, sickmind
extensible-sp92.01light-weight, extensible sums and products over types and kinds (data, library, mit)2017-04-220.1.0.0jadaska
extensioneer40.00Inspect extensions in cabal and hpack files (cli, mit, program)2022-04-280.1.0.0eyeinsky
extract-dependencies120.01Given a hackage package outputs the list of its dependencies. (development, library, mit, program)2016-05-310.2.0.1yamadapc
ez-couch (deprecated)270.01A high level static library for working with CouchDB (couchdb, database, deprecated, library, mit)2014-04-170.7.0NikitaVolkov
f-algebra-gen80.00Generate a special f-algebra combinator from any data type. (data, library, mit)2019-07-190.1.0.2bolt12
factor300.00Factoring integers and polynomials (library, mit, number-theory, program)2022-06-151.6JoeHurd
fakedata-quickcheck70.00Fake a -> Gen a (fake, fakedata, library, mit, random)2021-06-220.2.0psibi, Jappie
faker120.01Pure Haskell library for generating fake data (library, mit, testing)2015-01-040.0.0.2gazay
faktory700.01Faktory Worker for Haskell (library, mit, network, program)2024-04-101.1.2.7PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
fast-myers-diff210.01A fast implementation of the Myers diff algorithm. (library, mit, testing)2023-08-120.0.0Norfair
fast-nats70.01Natural Numbers with no overhead (data, library, mit)2016-12-240.1.0.1mckeankylej
fastbayes60.01Bayesian modeling algorithms accelerated for particular model structures (library, mit, statistics)2014-08-120.2.0.0ChadScherrer
fastedit40.01find nearest neighbours by edit-distance (library, mit, text)2015-02-130.1.0.0MarkWotton
fay-text260.06Fay Text type represented as JavaScript strings (data, fay, library, mit, text)2015-02-110.3.2.2AdamBergmark
fcd40.01A faster way to navigate directories using the command line. (library, mit, program, utility)2014-10-181.0.0.0Neki
fcf-base40.00Family-of-families instances for base (library, mit, other)2023-01-230.1.0.0lyxia
fcf-composite120.00Type-level computation for composite using first-class-families. (composite, library, mit, types)2021-08-260.1.1.0locallycompact
fcf-family120.02Family of families: featherweight defunctionalization (library, mit, other)2024-01-080.2.0.1lyxia
fcf-graphs60.01Type-level version of algebraic-graphs. (algebra, graphs, library, mit, types)2021-09-070.0.1.0locallycompact
feature-flags170.01A simple library for dynamically enabling and disabling functionality. (control, library, mit)2015-04-020.1.0.1IanDuncan
feature-flipper110.01A minimally obtrusive feature flag library (library, mit, web)2017-08-090.2.1.2toddmohney
feature-flipper-postgres120.01A minimally obtrusive feature flag library (library, mit, web)2017-08-090.1.1.1toddmohney
feed-crawl150.01Utility for fetching feeds with redirect info and HTML link detection (library, mit, text)2015-03-200.1.2.0DanielChoi
fen2s170.01Converting a chess position from FEN notation to text (game, library, mit, program)2015-05-131.2JoeHurd
festung60.00Remote multi-db SQLCipher server (concurrency, library, mit, program)2018-06-280.9.1.2figo
ficketed50.01update statically hosted file in a push stule through socketed (mit, program, web)2017-04-130.1.0.0sencenan
file-command-qq160.01Quasiquoter for system commands involving filepaths (library, mit, system)2015-02-010.1.0.5JonathanFischoff
file-modules250.01Takes a Haskell source-code file and outputs its modules. (development, library, mit, program)2016-08-110.1.2.4yamadapc
file-path-th170.00Template Haskell utilities for filepaths. (library, mit, system)2020-04-020.1.0.0dfithian
filesystem-conduit (deprecated in favor of conduit-combinators)290.04Use system-filepath data types with conduits. (deprecated) (conduit, data, deprecated, library, mit)2014-03-201.0.0.2MichaelSnoyman
filesystem-enumerator (deprecated)70.01Enumerator-based API for manipulating the filesystem. (deprecated, enumerator, library, mit, system)2012-04-090.1.1JohnMillikin
filter-logger250.00Filterable request logging wai middleware. Change how data is logged and when. (library, mit, program, web)2017-07-150.6.0.0jmc41493
filters-basic130.01Allows to change the structure of the function output. (RealFrac, data, filters, library, mit)2023-01-310.2.0.0OleksandrZhabenko
final-pretty-printer50.01Extensible pretty printing with semantic annotations and proportional fonts (library, mit, text)2017-05-250.1.0.0DavidDarais, dchristiansen
find-conduit (deprecated in favor of pipes-files, conduit-find)260.01A file-finding conduit that allows user control over traversals. (deprecated, library, mit, program, system)2015-07-110.4.4JohnWiegley
find-source-files40.01Initial project template from stack (library, mit, test)2016-12-050.1.0.0oisdk
finite160.00Finite ranges via types (library, mit, types)2021-01-251.4.1.2kleinreact
finite-semigroups50.00Operations and classification for finite semigroups (library, math, mit)2023-10-260.1.0.0dakotah_lambert
first-class-families1060.026First-class type families (library, mit, other)2024-04-030.8.1.0lyxia
fix-whitespace400.00Fixes whitespace issues. (library, mit, program, text)2023-08-070.1AndreasAbel, AndresSicardRamirez, NilsAndersDanielsson, UlfNorell, LTChen
fixed-point (deprecated)190.03Binary fixed-point arithmetic (data, deprecated, game, library, math, mit, numerical)2011-08-270.5.0.1JakeMcArthur
fixed-point-vector (deprecated)80.01Unbox instances for the fixed-point package (data, deprecated, game, library, math, mit, numerical)2011-08-270.5.0.1JakeMcArthur
fixed-point-vector-space (deprecated)60.01vector-space instances for the fixed-point package (data, deprecated, game, library, math, mit, numerical)2011-08-270.5.0.1JakeMcArthur
fixed-timestep90.00Pure Haskell library to repeat an action at a specific frequency. (library, mit, time)2019-03-250.2.0.1Solonarv
fixedwidth-hs230.01Quick parsing of fixed-width data formats. (library, mit, program, text)2015-05-220.4.0.1MichaelOChurch
flag60.01A simple flag type. (data, library, mit)2023-04-080.1.0.0locallycompact
flag-dhall-instance90.00FromDhall and ToDhall instances for flag. (data, dhall, library, mit)2023-04-080.1.0.1locallycompact
flamethrower280.01A template engine for HTML (html, library, mit, text, web)2014-12-050.0.5.1charmander
flashblast170.00Generate language learning flashcards from video. (library, mit, program, unclassified)2020-11-180.0.9.0locallycompact
flat-mcmc350.01Painless general-purpose sampling. (library, math, mit)2020-10-111.5.2JaredTobin
flatparse1030.09High-performance parsing from strict bytestrings (library, mit, parsing)2024-03-100.5.1.0AndrasKovacs
flexible-numeric-parsers120.00Flexible numeric parsers for real-world programming languages. (library, mit, parsing)2021-08-260.1.0.0patrick_thomson
flexible-time110.01simple extension of Data.UnixTime. (data, library, mit)2015-02-250.1.0.3tattsun
flip-cmd100.01e.g. `flip systemctl foo.service start` does `systemctl start foo.service` (mit, program, simple)2018-02-250.1.0.0aiya000
flow1052.510Write more understandable Haskell. (combinators, functions, library, mit, utility)2023-11-042.0.0.4fozworth
flow-er130.01More directional operators (combinators, functions, library, mit, utility)2016-06-131.0.3expede
flowdock120.01Flowdock client library for Haskell (library, mit, web)2015-06-250.3.0.1IanDuncan
flowdock-api60.01API integration with Flowdock. (library, mit, network, program)2013-11-120.1.0.0gabemc
flp50.00A layout spec language for memory managers implemented in Rust. (compiler, library, mit, program)2020-01-270.1.0.0KarlCronburg
fltkhs1972.03FLTK bindings (graphics, gui, library, mit, program, ui, user-interfaces)2020-02-210.8.0.3deech
fltkhs-demos (deprecated)120.01FLTKHS demos. Please scroll to the bottom for more information. (deprecated, graphics, mit, program, ui)2016-02-240.0.0.7deech
fltkhs-fluid-demos (deprecated)90.01Fltkhs Fluid Demos (deprecated, graphics, mit, program, ui)2016-02-240.0.0.6deech
fltkhs-fluid-examples (deprecated in favor of fltkhs-fluid-demos)90.01Fltkhs Fluid Examples (deprecated, graphics, mit, program, ui)2016-01-150.0.0.3deech
fltkhs-hello-world40.01Fltkhs template project (graphics, mit, program, ui)2016-01-150.0.0.2deech
fluidsynth80.01Haskell bindings to FluidSynth (library, mit, sound)2013-01-290.2.0.0CorbinSimpson
focus2172.017A general abstraction for manipulating elements of container data structures (containers, data, library, mit)2023-10-161.0.3.2NikitaVolkov
foldable-ix160.07Functions to find out the indices of the elements in the Foldable structures (data, library, mit)2023-01-280.3.0.0OleksandrZhabenko
foldl-exceptions152.00Exception handling with FoldM (control, library, mit)2023-01-111.0.0.2chris_martin, Monoid_Mary
foldl-incremental122.01incremental folds (control, library, mit, statistics)2015-02-230.2.0.0tonyday
folds-common70.01A playground of common folds for folds (data, library, mit)2014-12-300.2.0.0jozefg
foma170.01Simple Haskell bindings for Foma. (language, library, mit)2021-01-280.1.2.0joom
fontconfig-pure210.01Pure-functional language bindings to FontConfig (library, mit, program, text)2023-10-100.4.0.0alcinnz
formal40.01A statically typed, functional programming language (compiler, mit, program)2012-11-120.1.0AndrewStein
format40.01Rendering from and scanning to format strings (library, mit, text)2012-05-230.1.0.0ScottLawrence
format-numbers240.02Various number formatting functions (library, mit, web)2020-02-130.1.0.1AlexanderThiemann
format-status100.01A utility for writing the date to dzen2. (mit, program, unclassified)2014-06-060.2.0.0georgerogers42
forml110.01A statically typed, functional programming language (compiler, mit, program)2013-01-140.2AndrewStein
formura70.00Formura is a simple language to describe stencil computation. (language, library, mit, program)2015-12-041.0TakayukiMuranushi
fortytwo410.02Interactive terminal prompt (library, mit, prompt)2023-08-262.0.0gianlucaguarini
fpe180.00Format-preserving encryption. (cryptography, library, mit)2023-07-240.1.2galen
fractionizer500.00Numbers in the range [0.005, 1] as a sum of 2, 3, 4 or 5 unit fractions of special types. (#AncientEgypt, language, library, math, mit, music, sound)2023-10-190.17.0.0OleksandrZhabenko
freckle-app1600.00Haskell application toolkit used at Freckle (library, mit, utils)2024-03-191.15.2.0PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
freddy80.01RabbitMQ Messaging API supporting request-response (library, mit, network)2016-10-080.1.2.0indrek
free-concurrent60.01Free monads suitable for concurrent computation (concurrency, library, mit)2015-11-200.1.0.1srijs
free-http160.01An HTTP Client based on Free Monads. (library, mit, network)2015-12-300.2.0aaronlevin
free-listt60.00Lawful list and set monad transformers based on free monads (control, library, mit)2024-01-030.1.0.1turion
freer-simple-catching40.01Checked runtime exceptions with freer-simple (control, library, mit)2018-11-120.1.0.0benweitzman
freer-simple-http60.01Make HTTP requests with freer-simple! (control, http, library, mit, web)2018-11-120.1.0.0benweitzman
freer-simple-profiling60.01Automatic profling of freer-simple programs (benchmarking, control, library, mit, profiling)2018-11-120.1.0.0benweitzman
freer-simple-random50.01Random number generators using freer-simple (control, library, mit, random)2018-11-120.1.0.0benweitzman
freer-simple-time40.01freer-simple interface to IO based time functions (control, library, mit, time)2018-11-120.1.0.0benweitzman
fregel60.00A functional DSL for vertex-centric large-scale graph processing (language, mit, program)2023-07-201.2.0KentoEmoto
freq180.00Are you ready to get freaky? (data, library, mit, text)2019-04-290.1.1chessai
fresh80.01Introduce fresh variables into Haskell source code (language, library, mit)2012-01-030.1.1DavidLazar
from-env130.00Provides a generic way to construct values from environment variables. (configuration, library, mit)2023-08-170.1.3.0
fromhtml290.00Simple adapter for transformation of HTML to other formats (library, mit, program, text)2020-01-141.0.4MarekSuchanek
frontmatter290.04Parses frontmatter as used in Jekyll markdown files. (data, library, mit)2015-12-200.1.0.2yamadapc
fsh-csv70.01csv parser for fsh (distribution, library, mit)2017-04-270.2.0.0iostreamer
fsnotify-conduit160.01Get filesystem notifications as a stream of events (conduit, data, library, mit)2018-06-040.1.1.1MichaelSnoyman
fsutils110.01File system utilities for Haskell that are missing from built in libraries. (library, mit, system)2012-11-060.1.2AnthonyGrimes
funcons-intgen40.00Generate Funcons interpreters from CBS description files (compilers, mit, program)2018-11-260.2.0.1ltvanbinsbergen
funcons-simple80.01A modular interpreter for executing SIMPLE funcons (compilers-interpreters, mit, program)2018-12-140.1.0.7ltvanbinsbergen
funcons-tools262.00A modular interpreter for executing funcons (compilers-interpreters, library, mit, program)2023-04-170.2.0.15ltvanbinsbergen
funcons-values160.01Library providing values and operations on values in a fixed universe. (compilers-interpreters, library, mit)2021-06-260.1.0.9ltvanbinsbergen
functor-infix162.05Infix operators for mapping over compositions of functors. Lots of them. (data, library, mit)2017-04-230.0.5vi
funflow232.02Workflows with arrows (control, library, mit, program)2020-03-091.6.0nclarke
funnyprint150.01funnyPrint function to colorize GHCi output. (library, mit, text)2016-06-060.0.5netsu
futures100.01Simple and fast implementation of Future (concurrency, futures, library, mit)2018-08-140.1NikitaVolkov
fuzzy1590.06Filters a list based on a fuzzy string search. (library, mit, text)2024-01-050.1.1.0cattheory
fuzzy-parse120.00Tools for processing unstructured text data (library, mit, parsing, text)2020-07-070.1.2.0voidlizard
fuzzy-time330.03 (library, mit, time)2024-01-180.3.0.0Norfair
fuzzy-time-gen150.01 (library, mit, time)2024-01-180.3.0.0Norfair
fuzzy-timings40.01Translates high-level definitions of "fuzzily" scheduled objects (e.g. play this commercial 10 times per hour between 9:00-13:00) to a list of accurately scheduled objects using glpk-hs. (library, mit, scheduling)2014-04-010.0.1TeroLaitinen
fuzzyfind190.00Fuzzy text matching (library, mit, program, text)2023-05-203.0.1runar
fx200.01Horizontally composable effects (library, mit, unclassified)2018-01-280.10.1NikitaVolkov
g-npm90.01Generate Gentoo ebuilds from NodeJS/npm packages. (mit, program, tools)2013-08-010.1.0JesusRivero
g4ip40.01A theorem prover for propositional logic that uses G4ip (library, logic, mit)2017-03-200.1.0.0cacay
g4ip-prover140.01Theorem prover for intuitionistic propositional logic using G4ip (library, logic, mit, program)2018-12-282.0.0.0klntsky
galois-fft60.01FFTs over finite fields (cryptography, library, mit)2019-11-270.1.0sdiehl
galois-field280.07Galois field library (cryptography, library, mit)2020-04-131.0.2sdiehl
game-of-life210.01Conway's Game of Life (mit, program, unclassified)2016-10-210.1.0.5marcusbuffett
gdax90.00API Wrapping for Coinbase's GDAX exchange. (library, mit, program, web)2017-10-040.6.0.0andrewrademacher
gelatin150.04A graphics description language. (graphics, library, mit, program)2017-11-030.1.0.1SchellScivally
gelatin-gl60.02OpenGL rendering routines for the gelatin-picture graphics EDSL. (graphics, library, mit, program)2017-10-270.1.0.0SchellScivally
gelatin-sdl260.00An SDL2 backend for the gelatin renderer. (graphics, library, mit, program)2017-10-300.1.1.0SchellScivally
genders70.01Bindings to libgenders. (database, library, mit)2015-07-030.1.0.1MathieuBoespflug
general-games360.01Library supporting simulation of a number of games (game, library, mit, poker)2018-02-111.1.1cgorski
generic-arbitrary1042.06Generic implementation for QuickCheck's Arbitrary (generic, library, mit)2022-08-241.0.1AlekseyUymanov, mniip, typeable, iko
generic-church132.01Automatically convert Generic instances to and from church representations (generics, library, mit)2014-09-090.3.0.0jozefg
generic-data2102.014Deriving instances with GHC.Generics and related utilities (generics, library, mit)2023-03-141.1.0.0AndreasAbel, lyxia
generic-data-asserts (deprecated in favor of generic-type-asserts)290.01Structural assertions on generic data representations. (data, deprecated, generics, library, mit, serialization)2024-04-050.2.0raehik
generic-data-functions730.01Familiar functions lifted to generic data types (data, generics, library, mit, serialization)2024-04-100.5.1raehik
generic-data-surgery180.01Surgery for generic data types (library, mit, other)2020-06-210.3.0.0lyxia
generic-enum70.01An Enum class that fixes some deficiences with Prelude's Enum (library, mit, unclassified)2017-03-100.1.1.0clinton
generic-enumeration102.00Generically derived enumerations. (library, mit, unclassified)2024-02-050.1.0.2rickowens
generic-env110.00Generic Environment Generator (development, library, mit)2019-04-300.1.1.0yigitozkavci
generic-functor350.00Deriving generalized functors with GHC.Generics (generics, library, mit)2022-10-211.1.0.0lyxia
generic-lucid-scaffold (deprecated in favor of webpage)50.01General-purpose web page scaffold for Lucid. (deprecated, library, mit, unclassified)2014-12-090.0.1athanclark
generic-match250.00First class pattern matching (data, library, mit)2021-08-160.3.0.1sgschlesinger
generic-pretty40.01Pretty printing for Generic value (library, mit, text)2015-04-050.1.0HideyukiTanaka
generic-random1382.258Generic random generators for QuickCheck (generics, library, mit, testing)2021-11-231.5.0.1lyxia
generic-type-asserts150.00Structural assertions on generic type representations. (data, generics, library, mit, type)2024-04-100.3.0raehik
generic-type-functions150.00Familiar functions lifted to type-level functions on generic types (data, generics, library, mit, types)2024-04-100.1.0raehik
generics-mrsop172.03Generic Programming with Mutually Recursive Sums of Products. (generics, library, mit)2019-10-142.3.0vcmiraldo
genvalidity1670.041Testing utilities for the validity library (library, mit, testing)2022-08-301.1.0.0Norfair
genvalidity-aeson290.01GenValidity support for aeson (library, mit, testing)2022-04-261.0.0.1Norfair
genvalidity-appendful130.00 (library, mit, unclassified)2022-11-060.1.0.0Norfair
genvalidity-bytestring490.02GenValidity support for ByteString (library, mit, testing)2022-08-301.0.0.1Norfair
genvalidity-case-insensitive120.00GenValidity support for case-insensitive (library, mit, testing)2022-08-300.0.0.1Norfair
genvalidity-containers550.07GenValidity support for containers (library, mit, testing)2022-08-301.0.0.1Norfair
genvalidity-criterion250.00Criterion benchmarks for generators (library, mit, validity)2022-08-301.1.0.0Norfair
genvalidity-dirforest60.00Generators for typed directory forests (library, mit, unclassified)2023-02-250.1.0.1Norfair
genvalidity-hspec1130.08Standard spec's for GenValidity instances (library, mit, testing)2023-10-041.0.0.3Norfair
genvalidity-hspec-aeson430.02Standard spec's for aeson-related instances (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-hspec-binary310.01Standard spec's for binary-related Instances (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-hspec-cereal330.01Standard spec's for cereal-related instances (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-hspec-hashable330.01Standard spec's for Hashable instances (library, mit, testing)2023-10-041.0.0.1Norfair
genvalidity-hspec-optics270.01Standard spec's for lens (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-hspec-persistent150.00Standard spec's for persistent-related instances (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-mergeful220.00 (library, mit, unclassified)2023-10-130.3.0.1Norfair
genvalidity-mergeless180.01 (library, mit, unclassified)2021-11-210.3.0.0Norfair
genvalidity-network-uri100.00GenValidity support for URI (library, mit, testing)2022-07-220.0.0.0Norfair
genvalidity-path400.02GenValidity support for Path (library, mit, testing)2022-08-301.0.0.1Norfair
genvalidity-persistent170.00GenValidity support for Persistent (library, mit, testing)2023-10-041.0.0.2Norfair
genvalidity-property640.03Standard properties for functions on `Validity` types (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-scientific370.01GenValidity support for Scientific (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-sydtest200.04Standard properties for functions on `Validity` types for the sydtest framework (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-sydtest-aeson160.00Standard spec's for aeson-related instances in sydtest (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-sydtest-hashable150.00Standard spec's for Hashable instances for sydtest (library, mit, testing)2023-10-041.0.0.1Norfair
genvalidity-sydtest-lens160.00Standard spec's for lens for sydtest (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-sydtest-persistent130.00Standard spec's for persistent-related instances for sydtest (library, mit, testing)2021-11-201.0.0.0Norfair
genvalidity-text530.04GenValidity support for Text (library, mit, testing)2022-03-171.0.0.1Norfair
genvalidity-time440.06GenValidity support for time (library, mit, testing)2022-08-301.0.0.1Norfair
genvalidity-typed-uuid230.00Generators for Phantom-Typed version of UUID (data, library, mit)2021-11-240.1.0.1Norfair
genvalidity-unordered-containers370.01GenValidity support for unordered-containers (library, mit, testing)2023-10-041.0.0.1Norfair
genvalidity-uuid340.02GenValidity support for UUID (library, mit, testing)2022-08-301.0.0.1Norfair
genvalidity-vector310.01GenValidity support for vector (library, mit, testing)2021-11-201.0.0.0Norfair
geo-resolver60.01Performs geo location lookups and parses the results (library, mit, web)2015-10-090.1.0.1JanGreve
geos270.01Bindings for GEOS. (geometry, library, mit)2021-09-050.5.0petefrance
getflag40.01Command-line parser. (library, mit, parsing)2010-05-221.0TroelsHenriksen
ghc-core-smallstep40.01A small-step semantics for Core (language, library, mit)2018-04-100.1.0.1JoachimBreitner
ghc-justdoit100.01A magic typeclass that just does it (language, library, mit)2022-08-010.1.0.2JoachimBreitner
ghc-options70.01Utilities for extracting GHC options needed to compile a given Haskell target. (language, library, mit, program)2015-12-160.2.0.0ranjitjhala
ghc-parser690.02Haskell source parser from GHC. (language, library, mit)2023-11-080.2.6.0gibiansky, VaibhavSagar
ghc-prof-flamegraph300.01Generates flamegraphs from GHC .prof files. (mit, program, testing)2021-08-170.2.0.1FrancescoMazzoli
ghc-proofs60.01GHC plugin to prove program equations by simplification (compiler-plugin, formal-methods, library, mit)2017-09-050.1.1JoachimBreitner
ghc-session130.00Simplified GHC API (language, library, mit, program)2016-02-180.1.2.1danilo2, PiotrMlodawski, iamrecursion
ghc-simple230.01Simplified interface to the GHC API. (development, library, mit)2016-06-300.4AntonEkblad
ghci-lib50.02A library for interactively evaluating Haskell code. (language, library, mit)2014-02-160.1.0.0gibiansky
ghci-pretty90.02colored pretty-printing within ghci (development, library, mit)2014-11-130.0.2larsk, kindaro
ghcjs-ajax100.01Crossbrowser AJAX Bindings for GHCJS (library, mit, web)2016-07-260.2.0.0AlexanderThiemann
ghcjs-base412.048base library for GHCJS (mit, web)2024-04-080.8.0.0HamishMackenzie, LuiteStegeman
ghcjs-codemirror180.02Installs CodeMirror JavaScript files (library, mit, web)2018-07-010.0.0.2HamishMackenzie
ghcjs-dom1452.2523DOM library that supports both GHCJS and GHC (library, mit, web)2024-04-080.9.9.0HamishMackenzie
ghcjs-dom-hello270.01GHCJS DOM Hello World, an example package (library, mit, program, web)2017-06-156.0.0.0HamishMackenzie
ghcjs-dom-javascript200.00DOM library using JSFFI and GHCJS (mit, web)2024-04-080.9.9.0HamishMackenzie
ghcjs-dom-jsaddle720.01DOM library that supports both GHCJS and GHC using jsaddle (library, mit, web)2024-04-080.9.9.0HamishMackenzie
ghcjs-dom-jsffi720.02DOM library using JSFFI and GHCJS (mit, web)2024-04-080.9.9.0HamishMackenzie
ghcjs-dom-webkit40.02DOM library that supports both GHCJS and WebKitGTK (library, mit, web)2016-06-220.3.1.0HamishMackenzie
ghcjs-hplay200.01Client-side web EDSL for transient nodes running in the web browser (library, mit, web)2017-03-050.4.2AlbertoCorona, geraldus
ghcjs-perch292.02GHCJS version of Perch library. (library, mit, web)2018-12-040.3.3.3geraldus
ghcjs-vdom40.01Virtual-dom bindings for GHCJS (library, mit, web)2017-01-020.2.0.0TobiasDammers
ghcjs-websockets (deprecated)220.01Deprecated: use ghcjs-base's native websockets (deprecated, library, mit, web)2015-08-080.3.0.5jle
giak70.01Fuzzy finder for cabal executables (development, mit, program)2016-07-120.1.0.1nmattia
gibberish150.00Generate easy-to-remember, hard-to-guess passwords (cryptography, library, mit, program)2024-03-263.0.0.0sgillespie
gimlh150.02Haskell parser for GIML (language, library, mit)2015-04-160.1.3.0gazay
ginger1890.02An implementation of the Jinja2 template language in Haskell (library, mit, text)2023-08-160.10.5.2TobiasDammers
ginsu (deprecated)260.01Ginsu Gale Client (console, deprecated, mit, network, program)2016-08-120.8.2.2DylanSimon
gipeda480.01Git Performance Dashboard (development, mit, program)2017-04-160.3.3.2JoachimBreitner
gitdo60.01Create Github issues out of TODO comments in code (mit, program, unclassified)2015-02-190.1.0.0MatthewHall
github-release1730.00Upload files to GitHub releases. (library, mit, program, utility)2023-12-292.0.0.10fozworth
github-webhook-handler210.01GitHub WebHook Handler (github, library, mit)2016-05-250.0.8wereHamster
github-webhook-handler-snap190.01GitHub WebHook Handler implementation for Snap (github, library, mit)2016-10-290.0.7wereHamster
github-webhooks342.251Aeson instances for GitHub Webhook payloads. (github, library, mit)2022-12-130.17.0KyleVanBerendonck, onrock_eng, cuedo_com_au
gitlib832.08API library for working with Git repositories (ffi, library, mit)2021-03-213.1.3JohnWiegley
gitlib-cmdline370.01Gitlib repository backend that uses the git command-line tool. (git, library, mit)2015-05-213.1.0.2JohnWiegley
gitlib-cross (deprecated)250.01Run tests between repositories (deprecated, ffi, library, mit)2014-06-193.1.0JohnWiegley
gitlib-libgit2650.03Libgit2 backend for gitlib (ffi, library, mit)2019-01-313.1.2.1JohnWiegley
gitlib-s3410.01Gitlib repository backend for storing Git objects in Amazon S3 (git, library, mit)2015-01-073.1.0.1JohnWiegley
gitlib-sample (deprecated)350.01Sample backend for gitlib showing the basic structure for any backend. (deprecated, ffi, library, mit)2014-06-193.1.0JohnWiegley
gitlib-test450.01Test library for confirming gitlib backend compliance (ffi, library, mit)2019-05-013.1.2JohnWiegley
gitlib-utils (deprecated in favor of gitlib)100.04Generic utility functions for working with Git repositories (deprecated, ffi, library, mit)2013-07-041.2.0JohnWiegley
gjk112.01Gilbert-Johnson-Keerthi (GJK) collision detection algorithm (graphics, library, mit)2020-03-240.0.0.2zaidan
gl3w110.00Haskell bindings for the gl3w library. (graphics, library, mit)2021-04-100.1.0sighingnow
gloss2542.7536Painless 2D vector graphics, animations and simulations. (graphics, library, mit)2022-03-201.13.2.2BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gloss-algorithms440.01Data structures and algorithms for working with 2D graphics. (graphics, library, mit)2022-03-201.13.0.3BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gloss-examples1360.01Examples using the gloss library (graphics, mit, program)2022-03-201.13.0.4BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gloss-export130.00Export Gloss pictures to png, bmp, tga, tiff, gif and juicy-pixels-image (graphics, library, mit, program)2021-07-250.1.0.4timoa
gloss-raster780.01Parallel rendering of raster images. (graphics, library, mit)2020-07-181.13.1.2BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gloss-rendering1312.07Gloss picture data types and rendering functions. (graphics, library, mit)2022-03-201.13.1.2BenLippmeier, ScottWalck, TrevorMcDonell, danielkroeni
gltf-loader140.00High level GlTF loader (graphics, library, mit, program)2022-11-280.3.0.0sgillespie
gochan70.00Go-style channels (concurrency, library, mit, program)2017-03-210.0.2cstrahan
gooey70.01Graphical user interfaces that are renderable, change over time and eventually produce a value. (control, library, mit)2015-10-060.1.0.0SchellScivally
google-cloud100.01Client for the Google Cloud APIs (google, library, mit)2016-05-280.0.4wereHamster
google-drive170.01Google Drive API access (library, mit, unclassified)2015-08-120.4.1PatrickBrisbin
google-oauth2140.01Google OAuth2 token negotiation (library, mit, unclassified)2018-04-240.3.0.0PatrickBrisbin
google-server-api620.02Google APIs for server to server applications (library, mit, web)2023-09-120.4.1.1arowM
googlepolyline102.01Google Polyline Encoder/Decoder (data, library, mit, text)2016-04-160.1.0.2lorne
grab192.01Applicative non-linear consumption (control, library, mit)2022-06-200.0.0.8chris_martin, Monoid_Mary
grab-form192.00Applicative parsers for form parameter lists (library, mit, text)2022-06-200.0.0.8chris_martin, Monoid_Mary
graph-core210.03Fast, memory efficient and persistent graph implementation (data, library, mit)2016-02-040.3.0.0AlexanderThiemann, DavidLeuschner, StefanWehr
graph-trace110.00Trace the call graph of a program (debug, development, graph, library, mit, plugin, tooling)2023-03-170.1.0.2aaronallen8455
graph-trace-dot170.00Converts a graph-trace log into a DOT file for use with Graphviz (debug, development, graph, library, mit, plugin, program, tooling)2023-03-170.1.1.3aaronallen8455
graph-trace-viz120.00Converts a graph-trace log into an HTML document (debug, development, graph, mit, plugin, program, tooling)2023-03-170.1.1.1aaronallen8455
graphbuilder50.01A declarative, monadic graph construction language for small graphs (data, library, mit)2012-10-170.1.0.0JosephAbrahamson
graphene140.01A minimal Graph Theory library. (data, library, mit)2014-05-250.1.0.45outh
graphula400.00A simple interface for generating persistent data and linking its dependencies (library, mit, network)2023-12-132.1.0.0PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
graphula-core (deprecated in favor of graphula)40.00A declarative library for describing dependencies between data (deprecated, library, mit, network)2020-11-182.0.0.1PatrickBrisbin, dukerutledge, mjgpy3, cdparks, cbeav, halogenandtoast
gravatar420.07Generate Gravatar image URLs (library, mit, unclassified)2022-03-310.8.1DonaldStewart, PatrickBrisbin
gridbounds52.01Collision detection for GridBox (graphics, library, mit)2017-02-140.0.0.1zaidan
gridbox192.01A grid box model (graphics, library, mit)2017-02-140.3.0.0zaidan
gridland90.01Grid-based multimedia engine (game, library, mit)2015-08-010.1.0.3jxv
gridtables1600.01Parser for reStructuredText-style grid tables. (library, mit, text)2022-09-300.1.0.0JohnMacFarlane, tarleb
gross60.00A spoof on gloss for terminal animation (graphics, library, mit, program)2017-01-160.1.0.0sgschlesinger
groupBy110.01Replacement definition of Data.List.GroupBy (data, library, mit)2018-01-300.1.0.0oisdk
grow-vector240.00Mutable vector with efficient appends (data, library, mit)2022-05-210.1.5.0NCrashed
growable-vector110.00A contiguous growable array type. (data, library, mit)2023-08-150.1chessai
growler230.02A revised version of the scotty library that attempts to be simpler and more performant. (library, mit, web)2015-02-210.6.0IanDuncan
gtk2hs-hello80.01Gtk2Hs Hello World, an example package (graphics, mit, program)2014-09-271.1.0.0HamishMackenzie
guid171.251A simple wrapper around uuid (base, library, mit)2016-04-100.1.0tippenein
gvti220.00GraphViz Tabular Interface (graphics, library, mit, program)2023-05-120.4.1.0OleksandrZhabenko
gyah-bin80.01A binary version of GiveYouAHead (giveyouahead, mit, program)2015-06-250.2.2.3Qinka
gym-http-api71.50REST client to the gym-http-api project (learning-environments, library, mit, program, web)2018-06-120.1.0.1stites
h-gpgme350.02High Level Binding for GnuPG Made Easy (gpgme) (cryptography, library, mit)2022-09-250.6.2.0rethab, daveparrish
h-reversi110.01Reversi game in haskell/blank-canvas (game, library, mit, program)2016-12-150.1.0.3apoorvingle
h2048160.01An Implementation of Game 2048 (game, library, mit, program)2019-10-300.4.0.0javran
h2c40.01Bindings to Linux I2C with support for repeated-start transactions. (library, mit, system)2017-07-081.0.0eamsden
hCM100.00Conceptual modelling support for Haskell (data-structures, development, library, mit, model, program)2017-05-080.1.0.0MarekSuchanek
hOpenPGP2110.01native Haskell implementation of OpenPGP (RFC4880) (codec, data, library, mit)2022-06-132.9.8ClintAdams
hablog180.00A blog system (library, mit, program, web)2021-01-270.8.0gilmi
hackage-diff72.01Compare the public API of different versions of a Hackage library (distribution, mit, program)2016-01-160.1.0.1blitzcode
hackage-mirror92.01Simple mirroring utility for Hackage (distribution, library, mit, program)2015-11-290.1.1.1MichaelSnoyman, dysinger
hackage-proxy (deprecated)150.01Provide a proxy for Hackage which modifies responses in some way. (deprecated) (deprecated, development, mit, program)2014-03-200.3.0.1MichaelSnoyman
hackernews450.01API for Hacker News (library, mit, program, web)2017-12-271.4.0.0DavidJohnson
hackertyper182.01"Hack" like a programmer in movies and games! (game, mit, program)2014-10-150.1.0.1fgaz
hactor120.01Lightweight Erlang-style actors for Haskell. (concurrency, library, mit)2014-09-211.2.0.0Forkk
hactors40.01Practical actors for Haskell. (concurrency, library, mit)2012-01-290.0.3.1HekaTreep
haddock-cheatsheet70.00A documentation-only package exemplifying haddock markup features (documentation, library, mit)2019-05-070.1.0.1dailectic
haggis180.01A static site generator with blogging/comments support (library, mit, program, web)2015-12-060.1.3.0TychoAndersen
hailgun670.02Mailgun REST api interface for Haskell. (library, mit, network)2020-02-270.5.1RobertMassaioli, codedmart, k_bx, MaxGabriel, cdepillabout, parsonsmatt
hailgun-send110.01A program to send emails throught the Mailgun api. (mit, network, program)2014-11-170.1.1.1RobertMassaioli
hails310.01Multi-app web platform framework (library, mit, program, web)2015-04-210.11.2.1AmitLevy, DavidMazieres, DeianStefan
hairy (deprecated)120.01A JSON REST API (deprecated, library, mit, program, web)2014-10-160.1.3taylorfausak, fozworth
hakismet30.01Akismet spam protection library (library, mit, web)2010-10-050.1NilsSchweinsberg
hakka40.00Minimal akka-inspired actor library (concurrency, library, mit, program)2017-06-130.2.0martinrign
hakyll-alectryon160.00Hakyll extension for rendering Coq code using Alectryon (library, mit, text, web)2022-09-130.1.2.0lyxia
hakyll-contrib-hyphenation170.01automatic hyphenation for Hakyll (library, mit, web)2014-12-030.1.0.3firegurafiku
hakyll-ogmarkup (deprecated)110.01Integrate ogmarkup document with Hakyll (deprecated, library, mit, web)2017-12-254.0lethom
hakyll-sass310.01Hakyll SASS compiler over hsass (library, mit, web)2018-12-130.2.4meoblast001
hakyll-series50.01Adds series functionality to hakyll (library, mit, web)2016-11-020.1.0.1oisdk
hakyll-shakespeare140.01Hakyll Hamlet compiler (library, mit, web)2016-09-030.1.0.0.2Eliza0x
halfsplit350.02A library to provide special kind of two-column output for Phladiprelio. (PhLADiPreLiO, data, language, library, mit)2024-04-080.4.3.0OleksandrZhabenko
halma200.01Library implementing Halma rules (game, library, mit)2021-05-090.3.0.2TimBaumann
halma-gui80.01GTK application for playing Halma (game, mit, program)2019-01-030.1.1.1TimBaumann
halma-telegram-bot40.01Telegram bot for playing Halma (game, mit, program)2017-04-030.1.0.0TimBaumann
hamlet (deprecated in favor of shakespeare)2090.037Haml-like template files that are compile-time checked (deprecated) (deprecated, library, mit, web, yesod)2014-03-301.2.0FelipeLessa, GregWeber, MichaelSnoyman
handa-data110.01This package is deprecated. It formerly contained Haskell utilities for data structures and data manipulation. (data, library, mit)2016-08-010.2.9.9BrianBush
handa-gdata360.04Library and command-line utility for accessing Google services and APIs. (library, mit, network, program)2015-04-260.7.0.3BrianBush, RyanNewton
handa-geodata100.01Geographic and Geometric Data (data, geography, geometry, library, mit, program)2014-04-270.2.0.1BrianBush
handa-opengl180.01Utility functions for OpenGL and GLUT (graphics, library, mit)2016-04-160.1.13.1BrianBush
hangman160.01Hangman implementation in Haskell written in two hours. (game, mit, program)2013-04-281.0.3HokShunPoon
hanspell232.00Korean spell checker (korean, language, library, mit, program, spellchecker)2021-09-190.2.6.19beach
haphviz270.01Graphviz code generation with Haskell (library, mit, text)2016-12-020.2.0.1Norfair
hapistrano1332.251A deployment library for Haskell applications (library, mit, program, system)2023-02-160.4.8.0jsl, stackbuilders, sestrella, camm
happy-hour120.00Generate simple okay-looking bar plots without much effort (graphics, library, mit)2022-12-290.0.0.4chris_martin, Monoid_Mary
happybara50.02Acceptance test framework for web applications (development, library, mit)2014-04-140.0.1cstrahan
happybara-webkit40.01WebKit Happybara driver (development, library, mit)2014-04-140.0.1cstrahan
happybara-webkit-server50.01WebKit Server binary for Happybara (taken from capybara-webkit) (development, library, mit)2014-04-140.0.1cstrahan
haquil90.01A Haskell implementation of the Quil instruction set for quantum computing. (language, library, mit)2018-03-050.2.1.14BrianBush
harfbuzz-pure380.02Pure-functional Harfbuzz language bindings (library, mit, program, text)2023-09-251.0.4.0alcinnz
harvest-api (deprecated)60.01Bindings for Harvest API (deprecated, library, mit, web)2016-05-200.1.0jsl, stackbuilders, mrkkrp
has-transformers202.00This library 'Has' transformers (effect, library, mit)2022-01-260.1.0.4turion
hashes330.01Hash functions (data, library, mit)2022-11-220.2.3larsk
hashids410.01Hashids generates short, unique, non-sequential ids from numbers. (library, mit, web)2023-12-301.1.1.0arbelos
hashing340.01A pure haskell library implements several hash algorithms. (cryptography, library, mit, program)2022-12-040.1.1.0wangbj
hashmap-throw130.00Throw behaviour for hashmap lookup. (data-structures, library, mit)2020-08-280.1.0.0locallycompact
hashtables-plus (deprecated)70.01Extensions for a "hashtables" library (data, data-structures, deprecated, library, mit)2014-04-290.2.0NikitaVolkov
haskakafka200.01Kafka bindings for Haskell (library, mit, network, program)2016-12-041.2.0tdimson
haskbot-core90.01Easily-extensible chatbot for Slack messaging service (library, mit, network)2014-08-040.1jonplussed
haskell-admin40.00Remote Management Platform for Haskell Applications (library, mit, remote-management)2022-06-081.0.0.0martinbednar
haskell-admin-core50.03Core Modules of Haskell Admin (library, mit, remote-management, web)2022-06-081.0.0.0martinbednar
haskell-admin-health40.01Application Health Component for Haskell Admin (haskell-admin, library, mit, remote-management)2022-06-081.0.0.0martinbednar
haskell-admin-managed-functions40.01Managed Functions integration for Haskell Admin (haskell-admin, library, managed-functions, mit, remote-management)2022-06-081.0.0.0martinbednar
haskell-bcrypt190.01A bcrypt implementation for haskell (library, mit, system)2016-02-050.3.2BrettCarter
haskell-brainfuck70.01BrainFuck interpreter (language, library, mit, program)2014-08-080.1.0.1paraseba
haskell-conll90.01Core Types for NLP (library, mit, text)2019-07-160.1.0.2MichalGajda, sigrlami
haskell-course-preludes140.01Small modules for a Haskell course in which Haskell is taught by implementing Prelude functionality. (library, mit, unclassified)2014-07-010.0.0.4gibiansky
haskell-formatter (deprecated in favor of hindent)190.01Haskell source code formatter (deprecated, development, library, mit, program)2020-11-072.0.3evolutics
haskell-go-checkers72.01Go and Checkers game in Haskell (game, mit, program)2017-05-060.1.1.0prateekkumarweb
haskell-holes-th82.01Infer haskell code by given type. (language, library, mit)2019-08-242.0.0.0klntsky
haskell-igraph270.01Bindings to the igraph C library (v0.8.0). (library, math, mit)2020-02-210.8.0kaizhang
haskell-import-graph200.00create haskell import graph for graphviz (development, library, mit, program)2018-04-281.0.4ncaq
haskell-kubernetes80.01Haskell bindings to the Kubernetes API (via swagger-codegen) (library, mit, web)2016-12-110.5.0aaronlevin
haskell-lexer2600.08A fully compliant Haskell 98 lexer (language, library, mit)2022-12-271.1.1IavorDiatchki
haskell-lsp (deprecated in favor of lsp)1022.2513Haskell library for the Microsoft Language Server Protocol (deprecated, development, library, mit)2021-01-130.24.0.0AlanZimmerman, lorenzo, wz1000, luke_
haskell-lsp-types (deprecated in favor of lsp-types)982.08Haskell library for the Microsoft Language Server Protocol, data types (deprecated, development, library, mit)2021-01-130.24.0.0AlanZimmerman, lorenzo, wz1000, luke_
haskell-neo4j-client750.01A Haskell neo4j client (database, library, mit)2016-09-220.3.2.4asilvestre
haskell-packages480.04Haskell suite library for package management and integration with Cabal (distribution, library, mit)2018-05-020.6.2AdamBergmark, DavidHimmelstrup, RomanCheplyaka, PhilippSchuster, niteria
haskell-postal200.01Haskell binding for the libpostal library (library, mit, natural-language-processing)2018-08-160.2.1.2netom
haskell-postgis150.00A haskell library for PostGIS geometry types. (database, library, mit)2020-06-260.2.0petefrance
haskell-read-editor (deprecated in favor of read-editor)50.01Opens a temporary file on the system's EDITOR and returns the resulting edits (deprecated, library, mit, system)2015-10-270.1.0.0yamadapc
haskell-reflect70.01Reflect Haskell types. (haskell, library, mit)2013-06-170.9JulianFleischer
haskell-spacegoo80.01Client API for Rocket Scissor Spacegoo (game, library, mit)2015-04-040.2.0.1JoachimBreitner
haskell-src-exts-simple410.04A simplified view on the haskell-src-exts AST (development, library, mit)2020-03-131.23.0.0BertramFelgenhauer
haskell-stack-trace-plugin190.00haskell-stack-trace-plugin (compiler-plugin, debug, development, library, mit, program)2021-05-250.1.3.0waddlaw
haskheap80.01Haskell bindings to refheap. (library, mit, network)2012-12-050.1.2AnthonyGrimes
haskmon140.01A haskell wrapper for PokeAPI.co (www.pokeapi.co) (game, library, mit, web)2016-03-090.2.2.0pjrt
haskoin-core2000.014Bitcoin & Bitcoin Cash library for Haskell (bitcoin, finance, library, mit, network, public-domain)2024-03-141.1.0PhilippeLaprade, jprupp
haskoin-node1510.02P2P library for Bitcoin and Bitcoin Cash (bitcoin, finance, library, mit, network, public-domain)2024-03-141.1.0PhilippeLaprade, jprupp
haskoin-store6870.00Storage and index for Bitcoin and Bitcoin Cash (bitcoin, finance, library, mit, network, program)2024-04-081.5.0jprupp
haskoin-store-data3330.01Data for Haskoin Store (bitcoin, finance, library, mit, network)2024-04-081.4.0jprupp
haskyapi (deprecated)80.00HTTP server (deprecated, library, mit, program, web)2018-02-090.0.0.2okue
haspara270.00A library providing definitions to work with monetary values. (finance, library, mit)2022-11-210.0.0.8vst
haspell140.01Haskell bindings to aspell (language, library, mit)2013-08-261.1.0JoelTaylor
hasql3622.543An efficient PostgreSQL driver with a flexible mapping API (database, hasql, library, mit, postgresql)2024-03-231.6.4.3NikitaVolkov
hasql-backend (deprecated in favor of hasql)240.05API for backends of "hasql" (database, deprecated, library, mit)2016-10-190.4.3NikitaVolkov
hasql-cursor-query270.01A declarative abstraction over PostgreSQL Cursor (database, hasql, library, mit, postgresql, streaming)2024-03-150.4.5NikitaVolkov
hasql-cursor-transaction300.01An abstraction for simultaneous fetching from multiple PostgreSQL cursors (database, hasql, library, mit, postgresql, streaming)2024-03-070.6.5NikitaVolkov
hasql-dynamic-statements1010.01Toolkit for constructing Hasql statements dynamically (library, mit, unclassified)2024-03-230.3.1.5NikitaVolkov
hasql-effectful40.00Effectful bindings for hasql (database, library, mit, program)2023-12-270.1.0.0shinzui
hasql-implicits730.01Implicit definitions for Hasql, such as default codecs for standard types (library, mit, unclassified)2024-01-210.1.1.2NikitaVolkov
hasql-optparse-applicative1010.01"optparse-applicative" parsers for "hasql" (database, hasql, library, mit, options, postgresql)2024-02-270.8NikitaVolkov
hasql-pool1820.010Pool of connections for Hasql (database, hasql, library, mit, postgresql)2024-02-271.0.1NikitaVolkov
hasql-postgres (deprecated in favor of hasql)710.04A "PostgreSQL" backend for the "hasql" library (database, deprecated, library, mit)2015-09-210.10.6NikitaVolkov
hasql-postgres-options (deprecated in favor of hasql-optparse-applicative)170.01An "optparse-applicative" parser for "hasql-postgres" (database, deprecated, library, mit, options)2016-10-190.1.6NikitaVolkov
hasql-resource-pool210.00A pool of connections for Hasql based on resource-pool. (database, hasql, library, mit, postgresql)2023-03-080.6.0.0avanov
hasql-streams-conduit50.00Stream Hasql queries with Conduit (conduit, database, hasql, library, mit, postgresql, streaming)2022-02-050.1.0.0amarianiello
hasql-streams-core40.04Stream Hasql queries (database, hasql, library, mit, postgresql, streaming)2022-02-050.1.0.0amarianiello
hasql-streams-example50.00An example program that shows how to use Hasql streams with Rel8 (database, hasql, mit, postgresql, program, streaming)2022-02-050.1.0.0amarianiello
hasql-streams-pipes50.00Stream Hasql queries with Pipes (database, hasql, library, mit, pipes, postgresql, streaming)2022-02-050.1.0.0amarianiello
hasql-streams-streaming50.00Stream Hasql queries with Streaming (database, hasql, library, mit, postgresql, streaming)2022-02-050.1.0.0amarianiello
hasql-streams-streamly62.00Stream Hasql queries with Streamly (database, hasql, library, mit, postgresql, streaming, streamly)2022-02-050.1.0.0amarianiello
hasql-th750.01Template Haskell utilities for Hasql (database, hasql, library, mit, postgresql, template-haskell)2023-12-120.4.0.19NikitaVolkov
hasql-transaction1560.07Composable abstraction over retryable transactions for Hasql (database, hasql, library, mit, postgresql)2024-03-061.1.0.1NikitaVolkov
hasql-transaction-io790.05Perform IO actions during transactions for Hasql (database, hasql, library, mit, postgresql)2024-03-270.2.7.0amarianiello
hasql-url130.00Parse PostgreSQL connection URI into Hasql.Connection Settings (library, mit, utility)2023-12-260.3.0.0shinzui
haste-app40.01Framework for type-safe, distributed web applications. (library, mit, web)2017-09-150.1.0.0AntonEkblad
haste-gapi72.01Google API bindings for the Haste compiler (library, mit, web)2016-04-010.1.0.1nyson
haste-markup50.01A port of blaze-markup and blaze-html to Haste (library, mit, web)2014-06-070.0.1.0AnupamJain
hasty-hamiltonian380.01Speedy traversal through parameter space. (library, mit, numeric)2021-02-211.3.4JaredTobin
hats70.00Haskell client for the NATS messaging system (library, mit, network, program)2016-10-040.1.0.1PatrikSandahl
hax60.01Haskell cash-flow and tax simulation (finance, library, mit, program)2017-01-250.0.2johannesgerer
haxparse80.01Readable HaxBall replays (data, library, mit, program)2013-09-180.3.1.0JoelTaylor
hayland (deprecated)60.01Haskell bindings for the C Wayland library. (deprecated, graphics, library, mit, program)2014-09-160.1.0.1AukeBooij
hayoo-cli140.01Hayoo CLI (development, mit, program)2014-08-180.1.0.4Gonzih
hbcd50.01Packed binary-coded decimal (BCD) serialization (data, library, mit)2012-06-201.0AndrewKay
hdbc-aeson120.01Deserialize from HDBC rows to FromJSON instances (database, library, mit)2015-03-200.1.3.2DanielChoi
hdbc-postgresql-hstore (deprecated in favor of HDBC-postgresql-hstore, postgresql-simple)30.01Manipulate data in PostgreSQL "hstore" columns. (database, deprecated, library, mit)2012-07-060.0.1.1AlexanderBondarenko
hdevtools682.51Persistent GHC powered background server for FAST haskell development tools (development, mit, program)2019-03-100.1.8.0BitConnor, SchellScivally, ranjitjhala, ch1bo
hdiff82.00Pattern-Expression-based differencing of arbitrary types. (library, mit, other, program)2019-09-270.0.1vcmiraldo
hdo151.750A Digital Ocean client in Haskell (cloud, library, mit, program)2017-05-130.5abailly
headed-megaparsec510.02More informative parser (library, megaparsec, mit, parsers, parsing)2023-12-110.2.1.3NikitaVolkov
headergen110.01Creates a header for a haskell source file. (development, mit, program)2015-07-300.2.0.0bash0r
heavy-log-shortcuts (deprecated in favor of monad-logger)70.00Simle api for heavy logger (deprecated, library, mit, system)2019-04-111.0.1
hebrew-time200.01Hebrew dates and prayer times. (data, library, mit)2019-02-170.1.2MichaelSnoyman
heckin90.00Oh heck, it's a heckin' case conversion library. (data, library, mit, text)2019-11-090.0.1.0maxdeviant
heckle440.00Jekyll in Haskell (feat. LaTeX) (library, mit, program, web)2017-03-112.0.2.12016rshah
hedgehog-gen-json240.01JSON generators for Hedgehog (library, mit, test)2018-05-090.5.1amrhassan
hedgehog-lens40.00Hedgehog properties for lens laws. (lens, library, mit, testing)2022-04-140.1.0.0solomon
hedgehog-optics130.00Hedgehog properties for optics laws (library, mit, optics, testing)2023-06-261.0.0.3chris_martin, Monoid_Mary
hedis-simple40.01A simplified API for hedis (database, library, mit)2013-11-280.1.0.0IanDuncan
hedra50.00A small library and executable for generating dice rolls. (game, library, mit, program)2019-01-020.1vtan
heidi162.00Tidy data in Haskell (data-mining, data-science, generics, library, mit, program)2021-06-170.3.0ocramz
heist-extra130.01Extra heist functionality (library, mit, web)2023-08-090.3.0.0sridca
helf200.01Typechecking terms of the Edinburgh Logical Framework (LF). (dependent-types, mit, program)2024-03-181.0.20240318AndreasAbel
helics260.03New Relic® agent SDK wrapper for Haskell. (library, mit, network)2015-03-240.5.1HirotomoMoriwaki
helics-wai180.02New Relic® agent SDK wrapper for wai. (library, mit, network)2015-03-240.5.1HirotomoMoriwaki
helix40.01Web development micro framework for haskell with typesafe URLs (library, mit, network)2016-01-120.9.5AnupamJain
helm352.51A functionally reactive game engine. (frp, game-engine, library, mit, program)2016-10-031.0.0ZackCorr, kasbah
help-esb150.01A Haskell client for the Help.com team's ESB. (development, library, mit)2014-11-130.1.6suitupalex
hemokit300.01Haskell port of the Emokit EEG project (bioinformatics, library, mit, program)2015-08-190.6.6NiklasHambuechen, PatrickChilton
hen200.01Haskell bindings to Xen hypervisor interface (library, mit, system)2014-03-130.1.3FedorGogolev
henet170.01Bindings and high level interface for to ENet v1.3.9 (ffi, library, mit, network)2013-09-041.3.9.3JohnEricson
hepevt180.01HEPEVT parser (library, mit, physics)2012-02-060.5ScottLawrence
herbalizer160.01HAML to ERB translator (mit, program, utility)2013-04-180.4.9DanielChoi
hermes-json402.00Fast JSON decoding via simdjson C++ bindings (ffi, json, library, mit, text, web)2023-08-280.6.1.0velveteer
heroku-persistent130.01Parse DATABASE_URL into configuration types for Persistent (library, mit, unclassified)2016-03-180.2.0PatrickBrisbin, jferris
herringbone210.03A library for compiling and serving static web assets. (library, mit, web)2014-07-270.1.1hdgarrood
herringbone-embed60.01Embed preprocessed web assets in your executable with Template Haskell. (library, mit, web)2014-07-270.1.1hdgarrood
herringbone-wai50.01Wai adapter for the Herringbone web asset preprocessor. (library, mit, web)2014-07-270.1.1hdgarrood
hesh170.00the Haskell Extensible Shell: Haskell for Bash-style scripts (development, library, mit, program)2017-03-071.11.0ChrisForno
hetero-dict70.02Fast heterogeneous data structures (data, library, mit)2016-06-030.1.1.0winterland
heterocephalus600.03A type-safe template engine for working with front end development tools (library, mit, web)2022-07-121.0.5.7arowM
heterolist30.01A heterogeneous list type (data, library, mit)2017-03-090.2.0.0clinton
hetzner260.00Hetzner Cloud and DNS library. (cloud, library, mit, program)2023-11-010.6.0.0DanielDiaz
hex-text512.09ByteString-Text hexidecimal conversions (library, mit, text)2023-06-210.1.0.9chris_martin, Monoid_Mary
hexchat50.01Haskell scripting interface for HexChat (library, mit, system)2017-12-060.0.2.0mniip
hexpat-lens420.01Lenses for Hexpat. (library, mit, xml)2020-06-170.1.9JosephAbrahamson, OliverCharles
hexpress40.01An express-like http framework (library, mit, network)2017-09-010.1.0.0allonsy
hexstring100.010Fast and safe representation of a hex string (data, library, mit)2015-04-210.11.1solatis
hfmt342.250Haskell source code formatter (language, library, mit, program)2021-09-070.3.0.0danielstiner
hgearman70.01A Gearman client for Haskell. (library, mit, network)2015-08-010.1.0.2jperson
hgeometric90.01A geometric library with bindings to GPC. (library, math, mit)2009-06-250.0.2.2DonaldStewart, GwernBranwen, MarcoSilva
hgeos380.01Simple Haskell bindings to GEOS C API (data, geography, geometry, library, mit, text)2016-08-100.1.8.0rcook
hhwloc80.00Bindings to https://www.open-mpi.org/projects/hwloc (foreign, library, mit, system)2020-01-270.2.1dtaskoff
hi3status70.00Status line for i3bar. (library, mit, program, system)2015-12-290.1.1.0ScrambledEggs
hidapi320.05Haskell bindings to HIDAPI (hardware, library, mit)2022-05-050.1.8NiklasHambuechen, PatrickChilton
hidden-char102.01Provides cross-platform getHiddenChar function (command-line-tool, library, mit)2017-12-290.1.0.2rcook
hiedb-plugin160.00See README on Github for more information (development, library, mit)2024-04-020.1.0suzzr0
higgledy462.01Partial types as a type constructor. (data, library, mit)2023-03-090.4.2.1jonathanlking, i_am_tom
highjson180.02Spec based JSON parsing/serialisation (json, library, mit, text, web)2021-05-170.5.0.0AlexanderThiemann
highjson-swagger80.01Derive swagger instances from highjson specs (json, library, mit, text, web)2021-05-170.5.0.0AlexanderThiemann
highjson-th80.01Template Haskell helpers for highjson specs (json, library, mit, text, web)2021-05-170.5.0.0AlexanderThiemann
himpy50.01multithreaded snmp poller for riemann (mit, program, system)2014-02-100.5.0pyr
hindley-milner30.01Template for Hindley-Milner based languages (language, library, mit)2016-04-230.1.0.0mbg
hindley-milner-type-check130.00Type inference for Hindley-Milner based languages (language, library, mit)2021-06-080.1.1.0AntonKholomiov
hinduce-associations-apriori70.02Apriori algorithm for association rule mining (data-mining, library, mit)2012-02-070.0.0.0RobertHensing
hinquire50.01Generate armet style query strings. (library, mit, network)2014-03-260.1.1joneshf
hjcase (deprecated)60.01Jcase library for Haskell (data, deprecated, library, mit)2015-05-090.2.0.0seagreen
hjsonpointer (deprecated)471.752JSON Pointer library (data, deprecated, library, mit)2018-09-301.5.0seagreen
hjsonschema (deprecated)1040.06JSON Schema library (data, deprecated, library, mit)2020-05-011.10.0seagreen
hleap140.01Web Socket interface to Leap Motion controller (hardware, library, mit, program)2019-02-200.2.0.0BrianBush
hlex71.50Simple Lexer Creation (lexer, library, mit)2023-07-081.0.0SebTee
hlibcpuid190.00Bindings to https://github.com/anrieff/libcpuid (foreign, library, mit, program, system)2020-01-210.2.0dtaskoff
hlibgit2810.04Low-level bindings to libgit2 (ffi, library, mit)2017-02-070.18.0.16JohnWiegley, SakariJokinen
hlibsass540.03Low-level bindings to Libsass (foreign, library, mit)2020-06-170.1.10.1jakubfijalkowski
hlivy62.00Client library for the Apache Livy REST API (distributed-computing, library, mit)2019-02-081.0.1ddonohue
hlrdb180.00High-level Redis Database (database, library, mit)2022-07-180.4.0.0identicalsnowflake
hlrdb-core320.01High-level Redis Database Core API (database, library, mit)2022-07-180.2.0.0identicalsnowflake
hls-cabal-plugin820.01Cabal integration plugin with Haskell Language Server (development, library, mit)2024-01-152.6.0.0hls_team
hnock100.00A Nock interpreter. (language, library, mit, program)2019-10-010.4.0JaredTobin
hoauth22892.017Haskell OAuth2 authentication client (library, mit, network, oauth2)2024-03-082.13.1HaishengWu
hoauth2-demo150.00hoauth2 demo application (mit, network, program)2024-03-071.11.0HaishengWu
hoauth2-providers180.01OAuth2 Identity Providers (library, mit, network)2024-03-080.7.1HaishengWu
hoauth2-providers-tutorial170.00tutorial for hoauth2-providers module (library, mit, network, program)2024-03-070.7.0HaishengWu
hoauth2-tutorial230.00Tutorial for using hoauth2 (mit, network, oauth2, program, tutorial)2024-03-070.7.0HaishengWu
hogre120.03Haskell binding to a subset of OGRE (graphics, library, mit)2012-06-160.1.5AnttiSalonen
hogre-examples80.01Examples for using Hogre. (graphics, mit, program)2012-04-050.1.4AnttiSalonen
hoist-error230.03Some convenience facilities for hoisting errors into a monad (control, library, mit)2018-06-150.2.1.0JonSterling, schalmers, qfpl
hol130.01Higher order logic (library, logic, mit, program)2022-08-081.4JoeHurd
holmes182.00Tools and combinators for solving constraint problems. (data, library, mit)2021-01-040.3.2.0i_am_tom
holy-project132.01Start your Haskell project with cabal, git and tests. (development, library, mit, program)2015-08-240.2.0.1yogsototh
homura-stopwatch100.00 (library, mit, program, unclassified)2020-09-300.2.0ncaq
honi40.01OpenNI 2 binding (graphics, library, mit)2014-02-100.1.0.0NiklasHambuechen, PatrickChilton
hoobuddy70.01Simple tool for fetching and merging hoogle data (development, mit, program)2015-01-070.1.0.1gilligan
hoop30.00Object-Oriented Programming in Haskell (language, library, mit)2020-07-040.3.0.0mbg
hopfield70.01Hopfield Networks, Boltzmann Machines and Clusters (ai, library, machine-learning, mit, program)2014-04-090.1.0.2NiklasHambuechen
hopfield-networks62.01Hopfield Networks for unsupervised learning in Haskell (library, math, mit, program)2013-11-200.1.0.0ajtulloch
horizon-gen-nix160.00Generate nix expressions from horizon-spec definitions (library, mit, nix, package-management, program)2023-02-040.6locallycompact
horizon-spec230.03Horizon Stable Package Set Type Definitions (library, mit, package-management)2023-03-050.9.0locallycompact, milloni
horizon-spec-lens50.00Horizon Stable Package Set Lenses (library, mit, package-management)2023-02-230.1locallycompact
horizon-spec-pretty30.00Horizon Stable Package Set Pretty Printer (library, mit, package-management)2023-02-240.0.1locallycompact
horizontal-rule130.00horizontal rule for the terminal (library, mit, program, utils)2023-05-270.6.0.0TravisCardwell
hostaddress120.00Network Host Addresses (library, mit, network)2021-10-230.2.0.0larsk
houseman50.00A Haskell implementation of Foreman (development, library, mit, program)2016-05-060.1.0DaisukeFujimura
hpack3742.010A modern format for Haskell packages (development, library, mit, program)2023-09-210.36.0SimonHengel, SoenkeHahn, mpilgrem
hpack-convert232.01Convert Cabal manifests into hpack's package.yamls (development, library, mit, program)2017-06-221.0.1yamadapc
hpdft280.01A tool for looking through PDF file using Haskell (library, mit, pdf, program)2023-08-220.1.1.3keiichiroShikano
hpygments120.02Highlight source code using Pygments (library, mit, text)2016-01-070.2.0DavidLazar, yamadapc
hpyrg30.01pyrg utility done right (mit, program, text)2012-10-150.1.0.0MatveyAksenov
hquery160.02A query language for transforming HTML5 (library, mit, web)2014-06-030.1.1.0TychoAndersen
hreader-lens170.01Optics for hreader package (data, library, mit)2017-05-310.1.3.0dredozubov
hreq-client90.01A Type dependent Highlevel HTTP client library. (library, mit, network, program, web)2019-11-260.1.1.0epicallan
hreq-conduit50.00Conduit streaming support for Hreq. (conduit, library, mit, network, web)2019-11-130.1.0.0epicallan
hreq-core60.02Core functionality for Hreq Http client library (library, mit, network, web)2019-11-260.1.1.0epicallan
hriemann410.00A Riemann Client for Haskell (library, mit, monitoring, program)2020-12-040.3.3.4shmish111
hs-carbon180.01A Haskell framework for parallel monte carlo simulations (library, mit, simulation)2015-07-230.1.1.0cholmgreen
hs-carbon-examples50.01Example Monte Carlo simulations implemented with Carbon (mit, program, simulation)2014-06-100.0.0.1cholmgreen
hs-duktape220.01Haskell bindings for a very compact embedded ECMAScript (JavaScript) engine. (library, mit, web)2019-02-281.0.0valpackett
hs-gen-iface (deprecated)50.01Utility to generate haskell-names interface files (deprecated, language, mit, program)2014-11-260.5.0AdamBergmark, RomanCheplyaka, PhilippSchuster
hs-inspector250.01Haskell source code analyzer (language, library, mit)2015-05-140.5.2.0flbulgarelli
hs-mesos130.01 (library, mit, program, system)2015-06-040.20.3.0IanDuncan
hs-nombre-generator50.01Name generator. (mit, program, web)2014-06-250.2.1.0alvare
hs-opentelemetry-awsxray50.00[synopsis] (library, mit, utils)2023-03-010.1.0.1PatrickBrisbin
hs-re50.01Easy to use Regex (library, mit, unclassified)2015-02-260.1.0SKAhack
hs-scrape30.01Simple and easy web scraping and automation in Haskell. (library, mit, web)2014-12-290.1.0.0codygman
hs-sdl-term-emulator30.00Terminal Emulator written in Haskell, SDL2 Backend (library, mit, program, terminal)2021-07-300.1.0.4BitConnor
hs-snowtify30.01snowtify send your result of `stack build` (`stack test`) to notify-daemon :dog2: (mit, program, simple)2017-07-220.1.0.0aiya000
hs-tags100.00Create tag files (ctags and etags) for Haskell code. (development, mit, program)2022-01-100.1.5.3AndreasAbel, AndresSicardRamirez, NilsAndersDanielsson, UlfNorell
hs-term-emulator90.01Terminal Emulator written in 100% Haskell (library, mit, terminal)2021-07-300.1.0.4BitConnor
hs-watchman90.01Client library for Facebook's Watchman tool (library, mit, system)2021-03-150.0.1.0BitConnor
hs2048 (deprecated)90.01A 2048 clone in Haskell. (deprecated, game, library, mit, program)2014-04-020.1.0taylorfausak, fozworth
hs2ps140.00Translate Haskell types to PureScript (library, mit, purescript)2020-02-140.1.4.0WilliamRusnack
hsass420.05Integrating Sass into Haskell applications. (library, mit, text)2018-11-250.8.0jakubfijalkowski
hsbc90.01A command line calculator (mit, program, utilities)2017-01-160.1.1.0georgerogers42
hscaffold200.00Very simple file/directory structure scaffolding writer monad EDSL (development, library, mit, program)2016-11-150.4.5.0yamadapc
hse-cpp192.04Preprocess+parse haskell code (language, library, mit)2016-10-060.2AdamBergmark, DavidHimmelstrup, RomanCheplyaka, PhilippSchuster
hserv140.01Simple http server in haskell. (mit, network, program)2014-04-070.1.0.3rejuvyesh
hsfilt30.01Z-decoder. (development, mit, program)2014-11-030.1.0.0OmerAgacan
hsilop180.01RPN calculator (math, mit, program)2015-09-190.2.0.0rnhmjoj
hslua3412.517Bindings to Lua, an embeddable scripting language (foreign, library, mit)2024-01-182.3.1GracjanPolak, OmerAgacan, tarleb
hslua-aeson2480.04Allow aeson data types to be used with Lua. (foreign, library, mit)2024-01-182.3.1tarleb
hslua-classes1930.01Type classes for HsLua (foreign, library, mit)2024-01-182.3.1tarleb
hslua-cli1580.00Command-line interface for Lua (foreign, library, mit)2024-01-181.4.2tarleb
hslua-core2122.018Bindings to Lua, an embeddable scripting language (foreign, library, mit)2024-01-182.3.2tarleb
hslua-examples100.00Examples of how to combine Haskell and Lua. (foreign, mit, program)2023-03-132.0.2tarleb
hslua-list1130.02Opinionated, but extensible Lua list type. (foreign, library, mit)2023-03-171.1.1tarleb
hslua-marshalling2020.016Marshalling of values between Haskell and Lua. (foreign, library, mit)2024-01-182.3.1tarleb
hslua-module-doclayout2000.02Lua module wrapping Text.DocLayout. (foreign, library, mit)2024-01-231.1.1JohnMacFarlane, tarleb
hslua-module-path2200.02Lua module to work with file paths. (foreign, library, mit)2024-01-181.1.1tarleb
hslua-module-system2390.02Lua module wrapper around Haskell's System module. (foreign, library, mit)2024-01-181.1.1tarleb
hslua-module-text2500.02Lua module for text (foreign, library, mit)2024-01-181.1.1tarleb
hslua-module-version2050.02Lua module to work with version specifiers. (foreign, library, mit)2024-01-181.1.1tarleb
hslua-module-zip1420.01Lua module to work with file zips. (foreign, library, mit)2024-01-181.1.1tarleb
hslua-objectorientation2010.02Object orientation tools for HsLua (foreign, library, mit)2024-01-182.3.1tarleb
hslua-packaging2070.06Utilities to build Lua modules. (foreign, library, mit)2024-01-182.3.1tarleb
hslua-repl1350.02Isocline-based Lua REPL (foreign, library, mit)2024-01-180.1.2tarleb
hslua-typing1410.04Type specifiers for Lua. (foreign, library, mit)2024-01-180.1.1tarleb
hspec8432.75159A Testing Framework for Haskell (library, mit, testing)2023-10-222.11.7SimonHengel, SoenkeHahn, parsonsmatt
hspec-api840.01A Testing Framework for Haskell (library, mit, testing)2023-10-222.11.7SimonHengel
hspec-contrib840.02Contributed functionality for Hspec (library, mit, testing)2023-01-300.5.2SimonHengel
hspec-core7010.033A Testing Framework for Haskell (library, mit, testing)2023-10-222.11.7SimonHengel, SoenkeHahn, parsonsmatt
hspec-discover7062.256Automatically discover and run Hspec tests (library, mit, program, testing)2023-10-222.11.7SimonHengel, SoenkeHahn, parsonsmatt
hspec-expectations3370.031Catchy combinators for HUnit (library, mit, testing)2023-07-190.8.4SimonHengel, SoenkeHahn, parsonsmatt
hspec-expectations-json530.00Hspec expectations for JSON Values (library, mit, test)2023-11-011.0.2.1PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
hspec-expectations-lifted350.02A version of hspec-expectations generalized to MonadIO (library, mit, testing)2017-03-310.10.0SimonHengel
hspec-expectations-pretty (deprecated in favor of hspec-expectations-pretty-diff)31.251hspec-expectations with pretty printing on failure (deprecated, library, mit, testing)2013-09-020.1GregWeber
hspec-expectations-pretty-diff370.01Catchy combinators for HUnit (library, mit, testing)2022-01-070.7.2.6valpackett
hspec-experimental40.01An experimental DSL for testing on top of Hspec (library, mit, testing)2012-11-110.1.0SimonHengel
hspec-golden870.00Golden tests for hspec (library, mit, program, testing)2024-04-120.2.2.0stackbuilders, camm
hspec-jenkins60.01Jenkins-friendly XML formatter for Hspec (library, mit, testing)2013-05-060.1.1KoheiSuzuki
hspec-junit-formatter460.01A JUnit XML runner/formatter for hspec (library, mit, testing)2022-03-301.1.0.2PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
hspec-laws50.01Document and test laws for standard type classes (library, mit, testing)2014-08-210.0.0SimonHengel
hspec-meta2000.01A version of Hspec which is used to test Hspec itself (library, mit, program, testing)2023-10-222.11.7SimonHengel, SoenkeHahn, parsonsmatt
hspec-setup150.00Add an hspec test-suite in one command (development, library, mit, program)2016-08-220.2.1.0yamadapc
hspec-shouldbe (deprecated in favor of hspec)60.01Convenience wrapper and utilities for hspec (deprecated, library, mit, testing)2015-04-040.0.1
hspec-smallcheck760.04SmallCheck support for the Hspec testing framework (library, mit, testing)2022-05-120.5.3SimonHengel, parsonsmatt
hspec-structured-formatter100.01 (library, mit, test)2016-01-100.1.0.3flbulgarelli
hspec-tables70.00Table-driven (by-example) HSpec tests (library, mit, testing)2020-04-270.0.1rzeznik
hspec-test-framework90.02Run test-framework tests with Hspec (library, mit, testing)2014-11-190.1.0SimonHengel
hspec-test-framework-th70.01Run test-framework tests with Hspec (library, mit, testing)2014-11-190.1.0SimonHengel
hspec-wai1302.04Experimental Hspec support for testing WAI applications (library, mit, testing)2020-12-160.11.1DaisukeFujimura, SimonHengel
hspec-wai-json590.01Testing JSON APIs with hspec-wai (library, mit, testing)2020-09-260.11.0SimonHengel
hspec-webdriver432.01Write end2end web application tests using webdriver and hspec (library, mit, web)2023-06-151.2.2JohnLenz, dfordivam
hspec2 (deprecated in favor of hspec)370.05Alpha version of Hspec 2.0 (deprecated, library, mit, testing)2014-11-120.6.1
hspkcs11170.01Wrapper for PKCS #11 interface (cryptography, hsm, library, mit, pkcs11, smartcard, token)2018-03-010.7denisenkom
hsreadability50.01Access to the Readability API. (library, mit, network-apis, web)2015-04-191.0.0.0rasendubi
hssh30.01SSH protocol implementation (library, mit, network)2018-10-310.1.0.0LarsPetersen
hsudoku82.00Sudoku game with a GTK3 interface (game, library, mit, program)2017-05-160.1.1.0mmo
htestu90.01A library for testing correctness of pseudo random number generators in Haskell. (library, mit, program, system)2016-08-080.1.1.2DominicSteinitz
html-conduit1400.018Parse HTML documents using xml-conduit datatypes. (conduit, library, mit, text, web)2021-08-161.3.2.2JensPetersen, MichaelSnoyman
html-entities810.013A codec library for HTML-escaped text and HTML-entities (codecs, html, library, mit, parsing)2024-01-231.1.4.7NikitaVolkov
html-presentation-text80.00Simple tool to create html presentation for text. (mit, program, web)2022-01-210.2.1.0OleksandrZhabenko
html-tokenizer390.01An "attoparsec"-based HTML tokenizer (html, library, mit, parsing, xml)2018-02-050.6.4NikitaVolkov
http-client9532.25558An HTTP client engine (library, mit, network)2024-03-200.7.17MichaelSnoyman, janus
http-client-brread-timeout180.02Http client with time-limited brRead (library, mit, network)2022-06-280.1.1.0lyokha
http-client-conduit (deprecated in favor of http-conduit)160.06Frontend support for using http-client with conduit (deprecated) (deprecated, library, mit, network)2014-04-020.3.0MichaelSnoyman, janus
http-client-multipart (deprecated in favor of http-client)120.04Generate multipart uploads for http-client. (deprecated) (deprecated, library, mit, network)2014-04-020.3.0.0MichaelSnoyman
http-client-openssl602.014http-client backend using the OpenSSL library. (library, mit, network)2020-11-170.3.3MichaelSnoyman, alexbiehl, janus
http-client-restricted720.01restricting the servers that http-client will use (library, mit, network)2023-08-010.1.0JoeyHess
http-client-session60.01A simple abstraction over the "http-client" connection manager (library, mit, network)2016-07-070.1.2NikitaVolkov
http-client-tls4540.0302http-client backend using the connection package and tls library (library, mit, network)2023-08-170.3.6.3MichaelSnoyman, janus
http-directory440.00http directory listing library (library, mit, network)2022-06-110.1.10JensPetersen
http-kit260.01A low-level HTTP library (library, mit, network)2014-07-020.5.1SimonHengel
http-media2750.0150Processing HTTP Content-Type and Accept headers (library, mit, web)2023-09-100.8.1.1TimothyJones
http-response-decoder80.01Declarative DSL for parsing an HTTP response (library, mit, unclassified)2016-10-280.2.3NikitaVolkov
http-trace182.00Tracking http redirects (library, mit, program, web)2016-06-200.1.1.1sigrlami
https-everywhere-rules90.01High-level access to HTTPS Everywhere rulesets. (data, library, mit)2014-08-240.1.0vi
hunch70.01CSS-like syntax for file system manipulation. (console, mit, program)2015-09-030.2.0loganbraga
hunit-dejafu1010.01Deja Fu support for the HUnit test framework. (library, mit, testing)2022-08-302.0.0.6barrucadu
hunit-rematch70.01HUnit support for rematch (library, mit, testing)2013-05-200.1.0.1TomCrayford
hunt-searchengine50.01A search and indexing engine. (data, library, mit, text)2015-03-030.3.0.1alexbiehl
hunt-server80.01A search and indexing engine server. (data, mit, program, text)2015-03-010.3.0.2alexbiehl
hunt-server-cli30.01A Command line Interface for the Hunt server. (console, mit, program)2015-02-270.2.0.0alexbiehl
husk-scheme1462.03R5RS Scheme interpreter, compiler, and library. (compilers-interpreters, language, library, mit, program)2021-02-043.20JustinEthier
husk-scheme-libs110.01Extra libraries for the husk Scheme platform. (compilers-interpreters, language, library, mit)2012-06-130.0.1JustinEthier
hutton (deprecated)40.01A program for the button on Reddit. (deprecated, mit, program, utility)2015-04-191.0.0fozworth
huzzy80.01Fuzzy logic library with support for T1, IT2, GT2. (library, mit, unclassified)2014-08-050.1.5.5jna_sh
hvect470.012Simple strict heterogeneous lists (data, library, mit)2022-02-070.4.0.1AlexanderThiemann, BrandonSimmons
hw-conduit520.06Conduits for tokenizing streams. (conduit, data, library, mit)2022-03-250.2.1.1newhoggy, haskellworks, GeorgeWilson
hw-kafka-client1382.257Kafka bindings for Haskell (database, library, mit)2023-08-055.3.0newhoggy, alexeyraga
hw-kafka-conduit382.02Conduit bindings for hw-kafka-client (database, library, mit)2020-04-142.7.0alexeyraga
hw-succinct430.02Succint datastructures (conduit, data, library, mit)2016-10-240.1.0.1newhoggy, haskellworks
hwk280.00Commandline text processing with Haskell functions (development, mit, program)2021-06-140.6JensPetersen
hwsl2290.03Hashing with SL2 (data, library, mit)2017-11-030.4.0.1srijs
hwsl2-bytevector30.01A hashed byte-vector based on algebraic hashes and finger trees (data, library, mit)2015-07-150.1.0.0srijs
hwsl2-reducers40.01Semigroup and Reducer instances for Data.Hash.SL2 (data, library, mit)2015-07-030.1.0.0srijs
hx130.03Haskell extras (missing utility functions). (library, mit, utilities)2013-06-240.4JulianFleischer
hxt1550.099A collection of tools for processing XML with Haskell. (library, mit, xml)2021-03-219.3.1.22IsaacJones, UweSchmidt
hxt-charproperties920.010Character properties and classes for XML and Unicode (library, mit, text)2021-02-089.5.0.0UweSchmidt
hxt-http370.02Interface to native Haskell HTTP package HTTP (library, mit, xml)2015-02-069.1.5.2UweSchmidt
hxt-regex-xmlschema910.08A regular expression library for W3C XML Schema regular expressions (library, mit, text)2021-02-089.2.0.7UweSchmidt
hxt-relaxng310.02The HXT RelaxNG validator (library, mit, xml)2015-02-069.1.5.5UweSchmidt
hxt-unicode600.09Unicode en-/decoding functions for utf8, iso-latin-* and other encodings (library, mit, text)2015-02-069.0.2.4UweSchmidt
hyakko410.01Literate-style Documentation Generator (documentation, mit, program)2015-06-030.6.7JeremyHull
hydrogen-cli80.01Hydrogen Data (language, mit, program)2015-01-080.14JulianFleischer
hydrogen-cli-args140.01Hydrogen Command Line Arguments Parser (language, library, mit)2015-03-220.17JulianFleischer
hydrogen-multimap70.03Hydrogen Multimap (language, library, mit)2015-03-260.3JulianFleischer
hydrogen-parsing130.03Hydrogen Parsing Utilities (language, library, mit)2015-03-220.17JulianFleischer
hydrogen-prelude530.07Hydrogen Prelude (language, library, mit)2015-03-260.20JulianFleischer
hydrogen-prelude-parsec80.01Hydrogen Prelude /w Parsec (language, library, mit)2015-03-220.17JulianFleischer
hydrogen-version220.02Hydrogen Version Type (language, library, mit)2015-03-261.4JulianFleischer
hylide100.00WebGL live-coding environment for writing shaders with Hylogen (graphics, library, mit, program)2016-10-290.1.5.1sleexyz
hylogen632.251GLSL embedded in Haskell (graphics, library, mit)2016-10-290.1.5.1sleexyz
hypher140.01A Haskell neo4j client (database, library, mit)2015-02-150.1.5jetaggart
i3blocks-hs-contrib182.00Base i3blocks written in haskell (distribution, library, mit, program)2020-04-252.1.0panavtec
iap-verifier70.01A simple wrapper of In-App-Purchase receipt validate APIs. (library, mit, network)2015-05-260.1.0.1tattsun
icfpc2020-galaxy140.00A strange message received at the Pegovka observatory (acme, library, mit)2020-08-040.2.0.0mniip
ide-backend310.02An IDE backend library (development, library, mit, program)2016-01-060.10.0.1MichaelSloan, MichaelSnoyman
ide-backend-common270.02Shared library used be ide-backend and ide-backend-server (development, library, mit)2016-01-060.10.1.2MichaelSloan, MichaelSnoyman
ide-backend-rts (deprecated in favor of ide-backend-server)140.01RTS for the IDE backend (deprecated, development, library, mit)2015-03-300.1.3.1MichaelSloan, MichaelSnoyman
ide-backend-server110.01An IDE backend server (development, mit, program)2016-01-100.10.0.2MichaelSloan, MichaelSnoyman
idempotent100.01Idempotent monoids (data, library, mit)2014-08-180.1.2alynn
ihaskell1962.2518A Haskell backend kernel for the Jupyter project. (development, library, mit, program)2023-11-080.11.0.0gibiansky, VaibhavSagar
ihaskell-aeson170.01IHaskell display instances for Aeson (development, library, mit)2017-12-240.3.0.1gibiansky, VaibhavSagar
ihaskell-basic130.01IHaskell display instances for basic types (development, library, mit)2015-06-240.3.0.0gibiansky, VaibhavSagar
ihaskell-blaze160.03IHaskell display instances for blaze-html types (development, library, mit)2017-12-240.3.0.1gibiansky, VaibhavSagar
ihaskell-charts200.01IHaskell display instances for charts types (development, library, mit)2017-12-240.3.0.1gibiansky, VaibhavSagar
ihaskell-diagrams230.01IHaskell display instances for diagram types (development, library, mit)2023-11-080.4.0.0gibiansky, VaibhavSagar
ihaskell-display (deprecated in favor of ihaskell)80.01IHaskell display instances for basic types (deprecated, development, library, mit)2014-01-100.1.0.0gibiansky, VaibhavSagar
ihaskell-gnuplot100.01IHaskell display instance for Gnuplot (from gnuplot package) (development, library, mit)2017-12-240.1.0.1VaibhavSagar
ihaskell-graphviz90.00IHaskell display instance for GraphViz (external binary) (development, library, mit)2019-04-260.1.0.0VaibhavSagar
ihaskell-hatex180.01IHaskell display instances for hatex (development, library, mit)2017-12-240.2.1.1gibiansky, VaibhavSagar
ihaskell-juicypixels170.01IHaskell - IHaskellDisplay instances of the image types of the JuicyPixels package. (development, library, mit)2017-12-241.1.0.1gibiansky, VaibhavSagar
ihaskell-magic150.01IHaskell display instances for bytestrings (development, library, mit)2017-12-240.3.0.1gibiansky, VaibhavSagar
ihaskell-parsec110.01IHaskell display instances for Parsec (development, library, mit)2015-06-240.3.0.0gibiansky, VaibhavSagar
ihaskell-plot170.01IHaskell display instance for Plot (from plot package) (development, library, mit)2017-12-240.3.0.1gibiansky, VaibhavSagar
ihaskell-widgets200.01IPython standard widgets for IHaskell. (library, mit, unclassified)2023-11-080.4.0.0gibiansky, VaibhavSagar
ihp-hsx100.00JSX-like but for Haskell (html, library, mit)2023-09-301.1.0MarcScholten
immortal480.07Spawn threads that never die (unless told to do so) (concurrency, library, mit)2018-04-160.3RomanCheplyaka
immortal-worker30.00Create worker threads that logs exceptions and restarts. (concurrency, library, mit)2020-10-040.1.0.0NCrashed
imp1030.00A GHC plugin for automatically importing modules. (library, mit, plugin)2024-03-311.0.2.0fozworth
impl60.00Framework for defaulting superclasses (development, library, mit, template-haskell)2018-11-270.2.0.0dailectic
importify80.00Tool for haskell imports refactoring (development, library, mit, program, refactoring)2017-12-231.0.1serokell
imports152.01Generate code for importing directories automatically (development, library, mit)2016-01-210.2.0.0CindyLinz
inchworm230.01Simple parser combinators for lexical analysis. (library, mit, parsing)2019-01-021.1.1.2BenLippmeier
indexation700.01Tools for entity indexation (data, library, mit)2018-10-080.8NikitaVolkov, IrinaArtemeva, OShev
indices120.01Multi-dimensional statically bounded indices. (data, library, mit)2014-12-301.7.1MikeLedger
indigo220.00Convenient imperative eDSL over Lorentz. (language, library, mit, program)2023-03-310.6.0gromak, pasqu4le, serokell, rinn7e
infer-license830.01Infer software license from a given license file (development, library, mit)2018-07-150.2.0SimonHengel
infer-upstream50.01Find the repository from where a given repo was forked (development, mit, program)2014-08-150.1.1.0NoonSilk
inferno-core40.01A statically-typed functional scripting language (dsl, library, mit, scripting)2022-11-290.1.0.0sidk
inferno-lsp50.00LSP for Inferno (dsl, ide, library, mit, program, scripting)2022-11-290.1.0sidk
inferno-types40.03Core types for Inferno (dsl, library, mit, scripting)2022-11-290.1.0.0sidk
inferno-vc40.01Version control server for Inferno (dsl, library, mit, scripting)2022-11-290.1.0sidk
inflections652.07Inflections library for Haskell (library, mit, text)2023-08-080.4.0.7jsl, stackbuilders, sestrella, camm, elcuy, DiegoCenteno
inject90.01A minimalistic template engine (library, mit, program, text)2013-06-090.1.0SimonHengel
inline-c2112.544Write Haskell source files including C code inline. No FFI required. (ffi, library, mit)2023-09-290.9.1.10FrancescoMazzoli, RobertHensing, junjihashimoto
inline-c-cpp830.011Lets you embed C++ code into Haskell. (ffi, library, mit)2023-09-290.5.0.2FrancescoMazzoli, RobertHensing, junjihashimoto
inline-c-cuda50.00Lets you embed CUDA code into Haskell. (ffi, library, mit)2023-09-290.1.0.0junjihashimoto
inline-c-objc70.00Lets you embed Objective-C code into Haskell. (ffi, library, mit)2023-05-200.1.0.0FrancescoMazzoli, junjihashimoto
inline-c-win3230.01Win32 API Context for the inline-c library (ffi, library, mit)2015-06-100.1anton_dessiatov
inliterate72.02Interactive literate programming (library, mit, program, statistics)2017-06-060.1.0glutamate, ocramz
inserts100.01Stupid simple bytestring templates. (library, mit, text)2015-01-130.1.2JosephAbrahamson
inspection-testing1992.53GHC plugin to do inspection testing (compiler-plugin, library, mit, testing)2023-12-290.5.0.3JoachimBreitner
instana-haskell-trace-sdk362.00SDK for adding custom Instana tracing support to Haskell applications. (library, mit, monitoring, program)2023-05-240.10.2.0basti1302, pvital
int-interval-map30.01Interval map (data, library, mit)2022-06-020.0.1.0luispedro
int-multimap170.01A data structure that associates each Int key with a set of values (containers, library, mit)2018-05-210.3.1NikitaVolkov, effectfully, IrinaArtemeva, vlastachu, izubkov, OShev
integer-logarithms2650.026Integer logarithms. (algorithms, library, math, mit, number-theory)2020-11-011.0.3.1phadej
integer-roots550.05Integer roots and perfect powers (algorithms, library, math, mit, number-theory)2021-11-221.0.2.0Bodigrim
intelli-monad260.00Type level prompt with openai. (development, library, mit, program)2024-03-300.1.0.2junjihashimoto
interact112.00instantly create REPL from any function (library, mit, repl, system)2020-06-210.2.0.0epoberezkin
interchangeable (deprecated)160.01A type class for interchangeable data. (control, deprecated, library, mit)2015-01-180.2.0.0arowM
interlude-l320.02Prelude replacement based on protolude (library, mit, prelude)2018-12-020.5.0.0darwin226
intermediate-structures60.00Some simple functions to deal with transformations from structures to other ones, basically lists. (data, library, mit)2024-01-060.1.1.0OleksandrZhabenko
interpolate582.018String interpolation done right (data, library, mit, text)2020-06-050.2.1SimonHengel
interpolator200.00Runtime interpolation of environment variables in records using profunctors (data, library, mit)2020-07-131.1.0.2asariley, dfithian, MossPrescott
interspersed170.01An abstraction over interspersing monadic actions (control, library, mit)2016-06-020.1.2NikitaVolkov
interval-tree-clock112.00Interval Tree Clocks (data, data-structures, distributed-computing, library, mit)2022-07-130.2.0.0arnemileswinter
intrinsic-superclasses162.01A quasiquoter for better instance deriving and default methods (language, library, mit)2018-07-140.4.0.0dailectic
intro850.02Safe and minimal prelude (library, mit, prelude)2020-08-280.9.0.0minad
intro-prelude30.01Intro reexported as Prelude (library, mit, prelude)2016-12-300.1.0.0minad
introduction40.01A prelude for safe new projects (library, mit, prelude)2016-09-300.0.1.0Norfair
introduction-test30.01A prelude for the tests of safe new projects (library, mit, testing)2016-09-300.0.1.0Norfair
io-throttle90.01Limit number of IO actions started per second (concurrency, library, mit)2014-09-060.1.0rodrigosetti
ioctl70.08Type-safe I/O control package (data, library, mit, system)2010-02-200.0.1MaciejPiechotka
ioref-stable110.01iorefs with a unique stable index (library, mit, unknown)2016-05-170.1.1.0cocreature
iostring30.02A class of strings that can be involved in IO. (cssyd, library, mit)2017-02-150.0.0.0Norfair
iothread30.01run IOs in a single thread (concurrency, library, mit)2015-01-220.1.0.0tattsun
iotransaction30.01Supports the automatic undoing of IO operations when an exception is thrown. (control, library, mit)2013-05-040.1DylanShearer
ip-quoter80.01Quasiquoter for IP addresses (library, mit, network)2015-06-241.0.1.1shlevy
ip2location210.01IP2Location Haskell package for IP geolocation. (development, library, mit)2023-04-118.5.0ip2location
ip2proxy170.00IP2Proxy Haskell package for proxy detection. (development, library, mit)2021-10-073.2.0ip2location
ipcvar100.01Simple inter-process communication through IPCVars. (library, mit, system)2018-05-180.1.1JohnWiegley
ipython-kernel1130.04A library for creating kernels for IPython frontends (development, library, mit)2023-11-080.11.0.0gibiansky, VaibhavSagar
irc-client1200.01An IRC client library. (library, mit, network)2022-12-311.1.2.3barrucadu
irc-conduit510.03Streaming IRC message library using conduits. (library, mit, network)2022-12-310.3.0.6barrucadu
irc-ctcp260.04A CTCP encoding and decoding library for IRC clients. (library, mit, network)2021-08-150.1.3.1barrucadu
irc-dcc150.00A DCC message parsing and helper library for IRC clients (library, mit, network)2017-03-192.0.1JanGerlinger
iri170.01RFC-based resource identifier library (iri, library, mit, network, uri, url)2019-01-310.4NikitaVolkov
isevaluated130.02Check whether a value has been evaluated (data, ghc, library, mit)2012-07-230.3.0.2BertramFelgenhauer, SveinOveAas
iso-deriving160.00Deriving via arbitrary isomorphisms. (generics, library, mit)2020-04-240.0.8HansHoglund
iso8601-time780.029Convert to/from the ISO 8601 time format (library, mit, time)2018-06-110.1.5AndrasSlemmer, NiklasHambuechen, PatrickChilton
isocline1240.01A portable alternative to GNU Readline (console, library, mit, program)2022-01-161.0.9daan
isomorphism-class1730.02Isomorphism typeclass solving the conversion problem (conversion, library, mit)2023-12-040.1.0.12NikitaVolkov
iteratee-parsec80.01Package allowing parsec parser initeratee (data, library, mit, parsing)2010-11-280.0.6MaciejPiechotka
iterative-forward-search30.00An IFS constraint solver (constraints, library, mit)2021-07-290.1.0.0mbg, OscarH
ivar-simple270.01Write once concurrency primitives. (concurrency, library, mit)2020-10-050.3.3BertramFelgenhauer
ixset-typed-binary-instance110.01Binary instance for ixset-typed. (data-structures, library, mit)2020-08-280.1.0.2locallycompact
ixset-typed-cassava120.00cassava encoding and decoding via ixset-typed (csv, data, library, mit)2021-08-230.0.2.0locallycompact
ixset-typed-conversions180.01Conversions from ixset-typed to other containers. (data-structures, library, mit)2020-09-140.1.2.0locallycompact
ixset-typed-hashable-instance130.01Hashable instance for ixset-typed. (data-structures, library, mit)2020-08-280.1.0.2locallycompact
j2hs90.01j2hs (ffi-tools, foreign, java, jvm, mit, program)2013-06-240.99.1JulianFleischer
jack-bindings (deprecated)70.01DEPRECATED Bindings to the JACK Audio Connection Kit (deprecated, library, mit, sound)2012-10-070.1.1PhilippBalzarek
jalaali150.01Jalaali calendar systems (library, mit, time)2020-11-141.0.0.0behrang
jaskell40.00Stack-based concatenative language embedded in Haskell (language, library, mit)2023-06-270.1.0.0OwenBechtel
java-bridge162.03Bindings to the JNI and a high level interface generator. (ffi-tools, foreign, java, jvm, mit)2013-06-080.20130606.3JulianFleischer
java-bridge-extras50.01Utilities for working with the java-bridge package. (ffi-tools, foreign, java, jvm, library, mit)2013-06-240.99JulianFleischer
java-poker120.00The etude of the Haskell programming (game, library, mit, program)2016-01-130.1.2.0tobynet
java-reflect100.01Tools for reflecting on Java classes. (ffi-tools, foreign, java, jvm, library, mit)2013-06-240.99JulianFleischer
javelin200.01Labeled one-dimensional arrays (data, data-science, data-structures, library, mit, program)2024-03-060.1.2.0LaurentRDC
javelin-io130.00IO operations for the `javelin` package (data, data-science, data-structures, library, mit)2024-03-190.1.1.1LaurentRDC
jbi50.00Just Build It - a "do what I mean" abstraction for Haskell build tools (development, library, mit, program)2018-02-070.2.0.0IvanMiljenovic
jcdecaux-vls30.01JCDecaux self-service bicycles API client (library, mit, web)2014-04-290.1.0Herzult
jira-wiki-markup2320.01Handle Jira wiki markup (library, mit, program, text)2023-03-131.5.1tarleb
jmonkey60.01Jmonkey is very restricted but handy EDSL for JavaScript. (library, mit, web)2018-10-290.1.0.1opyapeus
jobqueue100.01A job queue library (client, library, mit, network)2015-09-090.1.6ikehara, junjihashimoto, yjkmy
jordan50.05JSON with Structure (codec, library, mit)2022-07-040.2.0.0NoidedSuper
jordan-openapi50.01OpenAPI Definitions for Jordan, Automatically (library, mit, network)2022-07-040.2.0.0NoidedSuper
jordan-servant30.03Servant Combinators for Jordan (library, mit, web)2022-07-040.1.0.0NoidedSuper
jordan-servant-client40.00Servant Client Instances for Jordan Servant Types (library, mit, web)2022-07-040.1.0.0NoidedSuper
jordan-servant-openapi40.00OpenAPI schemas for Jordan-Powered Servant APIs (library, mit, web)2022-07-040.1.0.0NoidedSuper
jordan-servant-server30.00Servers for Jordan-Based Servant Combinators (library, mit, web)2022-07-040.1.0.0NoidedSuper
journalctl-stream330.00Stream logs using journalctl. (library, mit, system)2023-12-280.6.0.6DanielDiaz
js-chart1030.01Obtain minified chart.js code (javascript, library, mit)2020-11-102.9.4.1jonascarpay
js-dgtable1640.03Obtain minified jquery.dgtable code (javascript, library, mit)2019-03-150.5.2NeilMitchell
js-flot1980.06Obtain minified flot code (javascript, library, mit)2014-11-100.8.3NeilMitchell
js-jquery2080.09Obtain minified jQuery code (javascript, library, mit)2018-01-213.3.1NeilMitchell
jsaddle1870.035Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2024-04-080.9.9.0HamishMackenzie
jsaddle-clib360.01Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2024-04-080.9.9.0HamishMackenzie
jsaddle-dom950.05DOM library that uses jsaddle to support both GHCJS and GHC (library, mit, web)2024-04-080.9.9.0HamishMackenzie
jsaddle-hello90.01JSaddle Hello World, an example package (library, mit, program, web)2021-06-262.0.0.1HamishMackenzie
jsaddle-warp790.06Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2024-04-080.9.9.0HamishMackenzie
jsaddle-webkit2gtk640.01Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2024-04-080.9.9.0HamishMackenzie
jsaddle-webkitgtk180.01Interface for JavaScript that works with GHCJS and GHC (javascript, library, mit, web)2017-06-020.9.0.0HamishMackenzie
jsaddle-wkwebview560.02Interface for JavaScript that works with GHCJS and GHC (javascript, mit, web)2024-04-080.9.9.0HamishMackenzie
jsc (deprecated in favor of jsaddle)50.01High level interface for webkit-javascriptcore (deprecated, javascript, library, mit, web)2014-03-020.1.1.1HamishMackenzie
json-api290.01Utilities for generating JSON-API payloads (library, mit, network)2019-07-310.1.4.0toddmohney
json-api-lib290.00Utilities for generating JSON-API payloads (library, mit, network)2020-06-030.3.0.0GeorgeWilson, shirren
json-ast280.03Universal JSON AST datastructure (library, mit, unclassified)2022-10-110.3.2NikitaVolkov
json-ast-json-encoder70.01Encoders of JSON AST (library, mit, unclassified)2017-04-070.1.1NikitaVolkov
json-ast-quickcheck50.01Compatibility layer for "json-ast" and "QuickCheck" (library, mit, unclassified)2016-02-040.2NikitaVolkov
json-bytes-builder (deprecated in favor of jsonifier)330.02Direct-to-bytes JSON Builder (codecs, deprecated, json, library, mit)2020-09-160.5.2.1NikitaVolkov
json-encoder (deprecated in favor of json-bytes-builder)110.02A direct-to-bytes single-pass JSON encoder with a declarative DSL (codec, deprecated, json, library, mit)2016-06-020.1.8NikitaVolkov
json-feed1120.02JSON Feed (library, mit, web)2023-12-292.0.0.11fozworth
json-fu90.01Generic JSON serialization / deserialization (json, library, mit)2014-03-270.1.1SimonHengel
json-incremental-decoder90.01Incremental JSON parser with early termination and a declarative DSL (data, json, library, mit, parsing)2017-04-070.1.2NikitaVolkov
json-pointer170.03JSON Pointer parsing and interpretation utilities (data, json, library, mit, parsing)2019-01-220.1.2.2NikitaVolkov
json-pointer-aeson130.01Integration layer for "json-pointer" and "aeson" (library, mit, unclassified)2017-04-060.1.2NikitaVolkov
json-pointer-hasql70.01JSON Pointer extensions for Hasql (hasql, json, library, mit)2016-04-040.1.1NikitaVolkov
json-python100.01Call python inline from haskell (language, library, mit)2014-11-100.4.0.1russell91
json-rpc1342.05Fully-featured JSON-RPC 2.0 library (library, mit, network, program, public-domain)2024-03-141.1.1jprupp
json-rpc-client242.01JSON-RPC 2.0 on the client side. (json, library, mit, network)2017-01-140.2.5.0KristenKozak
json-rpc-server362.02JSON-RPC 2.0 on the server side. (json, library, mit, network)2017-01-140.2.6.0KristenKozak
json-spec490.03Type-level JSON specification (json, library, mit)2024-04-050.3.0.1rickowens
json-spec-elm450.01Elm code generate for `json-spec`. (elm, json, library, mit)2024-04-050.4.0.1rickowens
json-spec-elm-servant450.00Generated elm code for servant APIs. (elm, json, library, mit, servant, web)2024-04-060.4.0.1rickowens
json-spec-openapi290.00json-spec-openapi (json, library, mit, openapi)2024-03-030.3.0.0rickowens
json-togo130.01Effectful parsing of JSON documents (data, library, mit)2015-06-270.1.1.0srijs
json-types90.06Basic types for representing JSON (json, library, mit, text)2010-12-230.1JohnMillikin
jsonextfilter30.01Filter select values in JSON objects to unix programs (mit, program, web)2017-03-210.1.0.0mackeyrms
jsonifier500.01Fast and simple JSON encoding toolkit (json, library, mit)2023-12-090.2.1.3NikitaVolkov
jsonlogic50.01JsonLogic Evaluation (json, library, mit)2022-04-060.1.0.0JTeeuwissen
jsonlogic-aeson40.00JsonLogic Aeson Support (json, library, mit)2022-04-060.1.0.0JTeeuwissen
jsons-to-schema40.00JSON to JSON Schema (data, json, library, mit, program, web)2017-07-300.1.0.0garetht
jsonsql70.01Interpolate JSON object values into SQL strings (mit, program, text)2015-08-280.1.2.1DanielChoi
jsontsv360.01JSON to TSV transformer (mit, program, text)2016-05-190.1.7.0DanielChoi
jsonxlsx60.01json to xlsx converter (mit, program, text)2017-03-200.1.0.1mackeyrms
juandelacosa120.01Manage users in MariaDB >= 10.1.1 (databases, mit, program, web)2021-03-170.1.2ip1981
juicy-draw150.00Draw and fill lines, rectangles and polygons (graphics, library, mit, program)2018-12-200.2.0.0rcook
jump70.01Nothing to see here, move along (data, library, mit)2016-03-140.0.0.0MichaelSnoyman
jupyter40.00A library for creating and using Jupyter kernels. (development, library, mit, program)2016-08-140.9.0gibiansky
jvm-binary280.01A library for reading Java class-files (java, jvm, language, library, mit)2021-05-120.10.0kalhauge
jwt1101.7519JSON Web Token (JWT) decoding and encoding (library, mit, web)2021-12-100.11.0puffnfresh
kafka-client (deprecated)80.01Low-level Haskell client library for Apache Kafka 0.7. (deprecated, library, mit, network)2015-06-020.7.0.1abhinav
kafka-device130.05UI device events via a Kafka message broker (hardware, library, mit, program)2019-03-041.0.2.1BrianBush
kafka-device-glut150.01GLUT events via a Kafka message broker (hardware, library, mit, program)2019-03-041.0.2.1BrianBush
kafka-device-joystick110.01Linux joystick events via a Kafka message broker (hardware, library, mit, program)2019-03-041.0.2.1BrianBush
kafka-device-leap120.01Leap Motion events via a Kafka message broker (hardware, library, mit, program)2019-03-041.0.2.1BrianBush
kafka-device-spacenav130.01Linux SpaceNavigator events via a Kafka message broker (hardware, library, mit, program)2019-03-041.0.2.1BrianBush
kafka-device-vrpn100.01VRPN events via a Kafka message broker (library, mit, network, program)2019-03-041.0.2.1BrianBush
kaleidoscope30.01Haskell Kaleidoscope tutorial (compilers, library, mit, program)2016-08-120.1.0.0sdiehl
kalman92.01Kalman and particle filters and smoothers (library, math, mit)2016-12-141.0.0.2DominicSteinitz
katip-logstash160.00Logstash backend for katip. (library, logging, mit)2021-11-290.1.0.2mbg
kawhi182.01stats.NBA.com library (api, library, mit)2017-04-220.3.0aaron
kcd60.01Kayak .kcd parsing library. (library, mit, text)2017-01-170.2.0.0marcelbuesing
kdt300.01Fast and flexible k-d trees for various types of point queries. (data, library, mit)2022-07-180.2.5giogadi
keccak130.00cryptographic functions based on the sponge construction (crypto, library, mit, program)2018-07-200.2.0aupiff
kesha130.00Haskell implementation of nix-hash (library, mit, system)2020-11-300.1.0.1jmackie
keter2262.251Web application deployment manager, focusing on Haskell web frameworks. It mitigates downtime. (library, mit, program, web, yesod)2024-03-072.1.5MichaelSnoyman, ChristopherReichert, Jappie, jgt
kewar102.00CLI and library to generate QR codes. (data, library, mit, program, qr)2022-02-120.1.1.1shikaan
keylayouts130.00Tools for macOS .keylayout files (configuration, library, mit, xml)2020-12-200.1.0.2dailectic
keyring130.01Keyring access (library, mit, system)2017-02-200.1.0.5lunaryorn
keyword-args170.01Extract data from a keyword-args config file format (data, library, mit, program)2015-04-230.2.0.2jsl, stackbuilders, sestrella
ki-effectful90.00Adaptation of the ki library for the effectful ecosystem. (concurrency, library, mit)2023-01-290.1.1.0TristanCacqueray
kicad-data222.01Parser and writer for KiCad files. (data, library, mit)2021-10-290.5.1kasbah
kickass-torrents-dump-parser40.01Parses kat.ph torrent dumps (library, mit, text)2013-01-160.0.1MichaelXavier
kindly-functors50.00A category polymorphic `Functor` typeclass (categories, control, library, mit)2024-02-050.1.0.1solomon
kmeans-par220.01Sequential and parallel implementations of Lloyd's algorithm. (algorithm, library, mit)2014-06-021.5.1vi, SimonAlling
kmonad110.00Advanced keyboard remapping utility (application, library, mit, program)2023-10-070.4.2david_janssen, TonyZorman
knob400.03Memory-backed handles (library, mit, system)2023-02-100.2.2ncfavier
knots50.01Khovanov homology computations (library, math, mit, program)2015-04-090.1.0.1maltem
koofr-client200.01Client to Koofr API (library, mit, network)2015-03-271.0.0.3edofic
korea-holidays202.00Korea Holidays (library, mit, time)2019-07-140.1.0.4kkweon
kparams70.00Extracts values from /proc/cmdline. (library, mit, program, text)2021-09-090.1.0.1mcsaucy
kraken120.00Kraken.io API client (library, mit, network)2017-09-210.1.0wereHamster
ksystools90.01System management tooling. (library, mit, system)2017-03-060.1.0.0kisom
ktx70.01A binding for libktx from Khronos (graphics, library, mit)2015-05-310.2Corngood
kubernetes-webhook-haskell180.00Create Kubernetes Admission Webhooks in Haskell (library, mit, web)2020-08-140.2.0.3amarrella
labsat170.00LabSat TCP Interface Wrapper (library, mit, program, unclassified)2018-03-090.0.5bb
labyrinth220.01A complicated turn-based game (game, library, mit)2013-11-170.5.0.0AlexeyKotlyarov
labyrinth-server110.01A complicated turn-based game - Web server (game, mit, program)2013-11-230.1.4.1AlexeyKotlyarov
lackey1260.01Generate Ruby clients from Servant APIs. (library, mit, web)2023-11-042.0.0.7fozworth
lacroix72.01fizzy n dizzy (acme, library, mit)2021-11-100.2.0.0chessai
laika150.01Minimalistic type-checked compile-time template engine (library, mit, unclassified)2015-06-250.1.3.1NikitaVolkov
lambda60.00Interpreters for lambda calculus, calculus of constructions, and more (compilers-interpreters, mit, program)2022-07-280.1.0.0OwenBechtel
lambda-calculator290.00A lambda calculus interpreter (lambdacalculus, language, library, mit, program, teaching)2023-03-013.1.1.0sgillespie
lambda-canvas30.01Educational drawing canvas for FP explorers. (education, graphics, library, mit)2012-08-290.1DimitrySolovyov
lambda-cube122.00Haskell implementation of (some of) lambda cube calculi (library, mit, utilities)2021-08-260.3.0.0Ailrun
lambdaBase50.01 (language, library, mit)2015-05-050.0.2.0faleidel
lambdaLit80.01... (language, mit, program)2014-12-180.1.1.0faleidel
lambdabot-zulip40.00Lambdabot for Zulip Chat (library, mit, program, web)2018-11-200.1.0NiklasHambuechen
lambdacms-core220.02LambdaCms 'core' subsite for Yesod apps (library, mit, web)2015-07-230.3.0.2cies, matsrietdijk
lambdacms-media160.01LambdaCms "media" extension (library, mit, web)2015-07-260.4.0.0cies, matsrietdijk
lambdasound150.00A libary for generating low-level sounds with high-level combinators (library, mit, program, sound)2023-12-031.2.0voyager
lambdatwit30.01Lambdabot running as a twitter bot. Similar to the @fsibot f# bot. (mit, program, web)2014-10-130.1.0.0aaronash
laminar70.00Run dependent IO actions asynchronously. (concurrency, library, mit)2023-11-060.1.0.1dm72
language-c99450.04An implementation of the C99 AST that strictly follows the standard. (language, library, mit)2022-05-210.2.0frankdedden
language-c99-simple510.02C-like AST to simplify writing C99 programs. (language, library, mit)2024-01-030.3.0frankdedden
language-c99-util400.02Utilities for language-c99. (language, library, mit)2022-05-210.2.0frankdedden
language-conf140.00Conf parsers and pretty-printers for the Haskell programming language. (data, library, mit)2016-08-240.2.2.0yamadapc
language-gcl52.01Something similar to Dijkstra's guarded command language (language, library, mit)2014-06-150.2StijnVanDrongelen
language-hcl60.01HCL parsers and pretty-printers for the Haskell programming language. (data, library, mit)2016-08-120.1.2.0yamadapc
language-js130.01javascript parser for es6 and es7. (language, library, mit)2021-03-270.3.0diasbruno
language-ocaml50.01Language tools for manipulating OCaml programs in Haskell (language, library, mit, ocaml)2018-12-120.2.0Ptival
language-pig130.01Pig parser in haskell. (language, library, mit)2013-12-160.3.0.1elisehuard
language-toolkit230.00A set of tools for analyzing languages via logic and automata (formal-languages, library, mit, program)2024-04-161.2.0.0dakotah_lambert
language-typescript100.02A library for working with TypeScript Definition files (language, library, mit)2014-02-020.0.4PhilFreeman
language-webidl170.01Parser and Pretty Printer for WebIDL (language, library, mit)2017-10-240.2.0.0izgzhen
laop290.00Matrix programming library (data, library, mit)2020-06-050.1.1.1bolt12
latest-npm-version110.01Find the latest version of a package on npm (library, mit, network, program)2014-05-190.3.1passy
layout-bootstrap (deprecated)50.01Template and widgets for Bootstrap2 to use with Text.Blaze.Html5 (deprecated, library, mit, text)2012-03-070.2.2AlexanderBondarenko
lazy110.01Explicit laziness for Haskell (control, library, mit)2018-04-280.1NikitaVolkov
lazy-async190.00Asynchronous actions that don't start right away (concurrency, library, mit)2023-06-231.1.0.0chris_martin, Monoid_Mary
lazyio-applicative130.00LazyIO applicative for asymptotic performance (applicative, control, library, mit)2024-02-020.1.0.3profunctorial
lazyset30.01Set and Map from lazy/infinite lists. (data, library, mit)2016-12-150.1.0.0carlos_freund
ldapply50.01LDIF idempotent apply tool (mit, network, program, text)2017-01-120.2.0ip1981
lean-peano240.00A maximally lazy, simple implementation of the Peano numbers with minimal dependencies. (library, mit, numeric)2020-05-021.0.2.0oisdk
leankit-api140.01LeanKit API (api, library, mit)2014-01-040.4dtorok
leanpub-concepts182.01Types for the Leanpub API (library, mit, web)2022-03-151.1.0.2chris_martin, Monoid_Mary
leanpub-wreq212.00Use the Leanpub API via Wreq (library, mit, web)2022-03-151.1.0.4chris_martin, Monoid_Mary
learning-hmm370.01Yet another library for hidden Markov models (algorithms, library, machine-learning, mit, statistics)2015-04-050.3.2.2mnacamura
leb128-cereal260.02LEB128 and SLEB128 encoding (codec, library, mit)2020-11-201.2JoachimBreitner
lens-aeson2832.75117Law-abiding lenses for aeson (data, json, lenses, library, mit)2023-06-271.2.3EdwardKmett, EricMertens, ryanglscott
lens-text-encoding40.01Isomorphisms and prisms for text <=> bytestring conversions (library, mit, text)2014-10-120.1.0.0IanDuncan
lens-time30.01lens for Data.Time (data, library, mit)2013-08-140.1.0.0TatsuyaTouma
lens-witherable230.00lens-compatible tools for working with witherable (data, library, mit)2024-03-110.2.0.2CarlHowells
lexer-applicative282.02Simple lexer based on applicative regular expressions (language, library, mit)2018-06-062.1.0.2RomanCheplyaka
lha70.03Data structures for the Les Houches Accord (library, mit, physics)2012-02-060.1.2ScottLawrence
lhe220.01Parser and writer for Les-Houches event files (data, library, mit, physics)2012-02-130.5ScottLawrence
lhs2TeX-hl370.01Literate highlighter preprocessor for lhs2tex (development, language, mit, program)2011-10-150.1.4.5AlessandroVermeulen
libBF920.04A binding to the libBF library. (data, library, mit)2023-11-290.6.7IavorDiatchki, RobertDockins, ryanglscott, galoisinc
libfuse3231.750A Haskell binding for libfuse-3.x (library, mit, system)2023-03-260.2.0.1yohashi
libinfluxdb110.01libinfluxdb (database, library, mit)2016-05-250.0.4wereHamster
liblastfm670.01Lastfm API interface (library, mit, network-apis)2018-08-070.7.0DmitryMalikov, MatveyAksenov
libmpd1560.07An MPD client library. (library, mit, network, sound)2021-01-250.10.0.0BenSinclair, JoachimFasting, SimonHengel, psibi
libnotify220.03Bindings to libnotify library (desktop, library, mit, system)2018-07-160.2.1MatveyAksenov
libnvvm60.01FFI binding to libNVVM, a compiler SDK component from NVIDIA (foreign, library, mit)2014-04-031.0.0seanprime7
libphonenumber250.00Parsing, formatting, and validating international phone numbers (data, library, mit)2023-12-200.1.3.0mniip, typeable, iko
librandomorg30.01Wrapper to Random.org API (library, mit, network-apis)2012-06-100.0.1.0MatveyAksenov
librato70.01Bindings to the Librato API (library, mit, network)2014-07-200.2.0.1IanDuncan
libsecp256k1370.00Bindings for secp256k1 (crypto, library, mit)2024-04-140.1.5ProofOfKeags
libstackexchange160.01StackExchange API interface (library, mit, networkapis)2018-06-140.3.1MatveyAksenov
libxls30.01Bindings to libxls (ffi, library, mit)2016-02-250.2uuhan
libxml-enumerator (deprecated)200.01Enumerator-based API for libXML's SAX interface (deprecated, enumerator, library, mit, parsing, text, xml)2011-04-060.5JohnMillikin
libxml-sax560.05Bindings for the libXML2 SAX interface (foreign, library, mit, parsing, text, xml)2014-02-150.7.5StephenWeber
libyaml-clib1930.00libyaml clibs (library, mit, text)2024-03-130.2.5maerwald
libzfs130.01Bindings to libzfs, for dealing with the Z File System and Zpools. (library, mit, program, system)2017-03-020.2.0.0implementation
licensor290.00A license compatibility helper (distribution, library, mit, program)2021-05-300.5.0jpvillaisaza
lifted-protolude40.01A sensible set of defaults for writing lifted custom Preludes. (library, mit, prelude)2016-07-130.1.6parsonsmatt
ligature20.01Expand ligatures in unicode text (library, mit, text)2013-08-140.1.0.0JosefSvenningsson
lima320.00Convert between Haskell, Markdown, Literate Haskell, TeX (library, mit, productivity)2023-07-210.3.0.0deemp
limp222.03representation of Integer Linear Programs (library, mit, numeric)2018-11-120.3.2.3amosrobinson
limp-cbc160.02bindings for integer linear programming solver Coin/CBC (library, mit, numeric)2018-11-120.3.2.3amosrobinson
lindenmayer160.01L-systems in Haskell (formal-languages, library, mit)2015-06-070.1.0.1reinh
line-indexed-cursor50.00Line-indexed file reader. (data, development, library, mit)2023-07-230.1.0.0ak3n
linear-base440.04Standard library for linear types. (library, mit, prelude)2023-10-130.4.0utdemir, dotwani, aspiwack, tbagrel1
linear-geo40.00Geographic coordinates, built on the linear package. (library, math, mit)2023-12-210.1.0.0TravisWhitaker
lines-of-action60.01Lines of Action, 2-player strategy board game (game, library, mit)2018-06-160.0.1jxv
linkcheck50.00Check for broken links in CI (library, mit, program, unclassified)2022-05-090.1.0.0Norfair
linux-cgroup100.01Very basic interface to the Linux CGroup Virtual Filesystem (library, mit, system)2014-02-280.1.1.2clord
linux-ptrace100.01Wrapping of Linux' ptrace(2). (library, mit, system)2010-10-310.1.2RichardSmith, kriztw
linx-gateway90.01Implementation of the Enea LINX gateway protocol. (library, mit, network, program)2014-08-040.1.0.2PatrikSandahl
lio662.04Labeled IO Information Flow Control Library (library, mit, security)2020-09-230.11.7.1AmitLevy, DavidMazieres, DeianStefan
list-singleton242.00Easily and clearly create lists with only one element in them. (data, library, mit)2022-08-282.0.0.2fozworth
list-t3502.040ListT done right (control, data-structures, library, mit, streaming)2023-10-111.0.5.7NikitaVolkov
list-t-attoparsec190.01An "attoparsec" adapter for "list-t" (library, mit, parsing, streaming)2016-10-190.4.1NikitaVolkov
list-t-html-parser210.01Streaming HTML parser (html, library, mit, parser, streaming)2016-10-190.4.2NikitaVolkov
list-t-http-client40.01A streaming HTTP client (http, library, mit, streaming)2015-04-230.1.0.1NikitaVolkov
list-t-libcurl220.01A "libcurl"-based streaming HTTP client (http, library, mit, streaming)2018-02-120.3.3NikitaVolkov
list-t-text150.01A streaming text codec (codec, library, mit, streaming)2016-10-190.2.1NikitaVolkov
lists-flines190.07Additional data and structures to some 'String'-related lists. (data, library, mit)2023-01-280.1.3.0OleksandrZhabenko
literals50.01Non-overloaded functions for concrete literals. (data, library, mit)2013-03-301.0JulianFleischer
literatex310.00transform literate source code to Markdown (library, mit, program, utils)2023-05-280.3.0.0TravisCardwell
little-earley110.00Simple implementation of Earley parsing (library, mit, parsing)2021-05-290.2.0.0lyxia
ll-picosat40.01 (library, mit, unclassified)2015-01-010.1.0.0DanielWaterworth
llsd60.01An implementation of the LLSD data system (library, mit, networking, program)2010-08-300.2.0.0BryanOSullivan
llvm-hs-pretty342.01A pretty printer for LLVM IR. (compilers, library, mit)2020-01-060.9.0.0sdiehl, andrew_wja
lmonad50.01LMonad is an Information Flow Control (IFC) framework for Haskell applications. (library, mit, security)2016-01-080.1.0.0jp_rider
lmonad-yesod100.01LMonad for Yesod integrates LMonad's IFC with Yesod web applications. (library, mit, security, web, yesod)2016-04-191.0.0.0jp_rider
locators300.05Human exchangable identifiers and locators (library, mit, other)2020-07-280.3.0.3AndrewCowie
log-effect320.02An extensible log effect using extensible-effects (control, effect, library, logging, mit, program)2019-03-021.2.0ibotty, sickmind
log-warper1580.04Flexible, configurable, monadic and pretty logging (library, logging, mit, program)2020-03-041.9.0gromak, volhovm, serokell
logging502.07Simplified logging in IO for application writers. (library, mit, system)2018-01-293.0.5JohnWiegley, aupiff
logging-effect-extra (deprecated)210.00Supplemental packages for `logging-effect`. (deprecated, library, mit, other, program)2018-08-052.0.0jship
logging-effect-extra-file (deprecated)170.01TH splices to augment log messages with file info (deprecated, library, mit, other, program)2018-08-062.0.1jship
logging-effect-extra-handler (deprecated)210.01Handy logging handler combinators (deprecated, library, mit, other, program)2018-08-062.0.1jship
logging-facade750.06Simple logging abstraction that allows multiple back-ends (library, mit, system)2021-11-170.3.1SimonHengel, SoenkeHahn
logging-facade-journald130.01Journald back-end for logging-facade (library, mit, system)2014-11-240.0.0SoenkeHahn
logical-constraints70.02Simple logical constraints 'syntax-sugar' writing library. (data, library, mit)2023-01-120.1.3.0OleksandrZhabenko
logict-sequence162.00A backtracking logic-programming monad with asymptotic improvements to msplit (control, library, mit)2022-12-060.2.0.2JasonDagit, dfeuer
loglevel150.01Log Level Datatype (library, mit, system)2018-08-300.1.0.0larsk
logplex-parse90.01Parse Heroku application/logplex documents (library, mit, text)2015-12-130.1.0.2keith_duncan
logsink120.01A logging framework for Haskell (library, mit, system)2017-05-300.2.0SimonHengel, jkarni
logstash230.02Logstash client library for Haskell (library, mit, network)2023-06-250.1.0.4mbg
longboi40.01Dependently-typed linked list implementation (data, library, mit)2018-01-161.0.0chessai
longshot171.50Fast Brute-force search using parallelism (algorithm, cryptography, library, mit, parallelism, program, search)2021-12-130.1.0.6thyeem
loop700.04Fast loops (for when GHC can't optimize forM_) (control, library, mit)2015-09-030.3.0NiklasHambuechen
loop-dsl51.50monadic loop dsl. (control, library, mit)2021-11-150.1.0.0ailrk
looper130.00 (library, mit, unclassified)2022-05-070.2.0.1Norfair
lorentz660.04EDSL for the Michelson Language (language, library, mit)2023-07-310.16.0gromak, pasqu4le, serokell
loshadka70.01Minecraft 1.7 server proxy that answers to queries when the server is offline (mit, network, program)2014-04-250.2LnYnp6WCYyKG3yhdLDztVRuQjTFKEy
louis170.00Turning images into text using Braille font (graphics, library, mit)2019-09-210.1.0.2tsoding
loup420.00Amazon Simple Workflow Service Wrapper for Work Pools. (aws, cloud, distributed-computing, library, mit, network, program)2017-11-040.0.16markfine
lpeg1950.02LPeg – Parsing Expression Grammars For Lua (foreign, library, mit)2023-09-271.1.0tarleb
lsp3140.038Haskell library for the Microsoft Language Server Protocol (development, library, mit)2024-02-052.4.0.0AlanZimmerman, PepeIborra, wz1000, luke_, jneira, michaelpj
lsp-types3230.024Haskell library for the Microsoft Language Server Protocol, data types (development, library, mit, program)2024-02-052.1.1.0AlanZimmerman, AndreasAbel, PepeIborra, wz1000, luke_, jneira, michaelpj
ltiv1p1110.01Partial implementation of a service provider for LTI 1.1. (library, mit, network, web)2016-08-241.0.0.3achirkin
lua2092.06Lua, an embeddable scripting language (foreign, library, mit)2024-01-192.3.2tarleb
lua-arbitrary730.01Arbitrary instances for Lua types. (foreign, library, mit)2023-03-131.0.1.1tarleb
lua-bc120.01Lua bytecode parser (language, library, mit)2016-12-070.1.1EricMertens, galoisinc
luautils190.02Helpers for Haskell integration with Lua (library, mit, scripting)2015-06-250.1.4AnupamJain
lucid-cdn290.01Curated list of CDN imports for lucid. (library, mit, web)2020-10-160.2.2.0locallycompact
lucid-extras232.01Generate more HTML with Lucid - Bootstrap, Rdash, Vega-Lite, Leaflet JS, Email. (graphics, library, mit, web)2019-02-190.2.2glutamate, ocramz
lushtags50.01Create ctags compatible tags files for Haskell programs (development, mit, program)2011-09-200.0.1BitConnor
lye40.01A Lilypond-compiling music box (mit, program, sound)2013-01-060.1.0.0CorbinSimpson
lz4-frame-conduit70.00Conduit implementing the official LZ4 frame streaming format (library, mit, program, web)2020-09-120.1.0.1NiklasHambuechen
mackerel-client240.01An API client library for Mackerel (library, mit, web)2020-07-180.3.0itchyny
maclight40.01Control screen and keyboard backlights on MACs under Linux (apple, library, mit, program)2014-06-040.1.0.0TychoAndersen
mail-pool240.00Preconfigured email connection pool on top of smtp. (email, library, mit, program)2020-12-032.2.3Jappie
mailchimp140.01Bindings for the MailChimp API (library, mit, web)2017-06-070.3.0jpvillaisaza
mailchimp-subscribe40.01MailChimp subscription request handler (mail, mit, program)2014-12-021.0mietek
mailtrap220.00Mailtrap API library. (email, library, mit)2024-03-170.1.2.1DanielDiaz
make-monofoldable-foldable40.01Make a MonoFoldable type into an ordinary Foldable type. (data, library, mit)2017-03-100.1.0.0clinton
makefile350.01Simple Makefile parser and generator (library, mit, parsing)2017-10-231.1.0.0nmattia
mallard220.00Database migration and testing as a library. (database, library, mit, program)2017-09-240.6.1.1andrewrademacher
mameya130.00Static Website Generator in Haskell (library, mit, program, web)2018-09-160.2.1bururabit
managed-functions70.03Remote Management Framework (library, mit, remote-management)2022-06-081.2.2.0martinbednar
managed-functions-http-connector50.01Simple HTTP-Based Connector for Managed Functions (http, library, mit, remote-management)2022-06-061.0.0martinbednar
managed-functions-json70.01JSON Support for the Managed Functions Framework (json, library, mit, remote-management)2022-06-061.0.0martinbednar
mandrill660.02Library for interfacing with the Mandrill JSON API (library, mit, network)2023-05-110.5.7.0AlfredoDiNapoli, OliverCharles
maquinitas-tidal600.00library for MIDI control of hardware (library, mit, sound)2022-11-230.2.17montoyamoraga
marihana160.00Minimal tool to make your blog in Haskell (library, mit, program, web)2018-04-280.2.2.0suzukeno
markdown-unlit1020.04Literate Haskell support for Markdown (development, library, mit, program)2023-07-100.6.0SimonHengel
markov-processes50.01Hidden Markov processes. (ai, library, mit)2014-05-160.0.2vi
marmalade-upload270.01Upload packages to Marmalade (development, library, mit, program)2014-10-260.10lunaryorn
master-plan110.00The project management tool for hackers (library, mit, program, tools)2017-08-180.3.1rodrigosetti
matcher160.04A composable abstraction for checking or converting a context value (library, mit, unclassified)2016-04-040.1.1.3NikitaVolkov
matrix1602.2542A native implementation of matrix operations. (library, math, mit)2023-11-180.3.6.3DanielDiaz
maude180.01An interface to the Maude rewriting system. (language, library, mit)2012-07-090.6.1DavidLazar
mcmaster-gloss-examples50.01 (graphics, mit, program)2014-04-072013yuriyt
mcmc-types211.755Common types for sampling. (library, math, mit, numeric)2016-12-041.0.3JaredTobin
mdcat140.01Markdown viewer in your terminal (library, mit, program, text)2015-03-170.1.0.4bobfang1992
mdp90.00Tools for solving Markov Decision Processes. (algorithms, library, math, mit, program)2016-11-290.1.1.0prsteele
mealstrom92.01Manipulate FSMs and store them in PostgreSQL. (control, database, library, mit)2021-01-150.0.1.1amx
means100.01calculate varieties of mean/average using semigroup. (data, library, mit)2016-06-130.1.0.0winterland
medea170.00A schema language for JSON. (data, library, mit)2020-08-051.2.0koz_ross
mega-sdist970.01Handles uploading to Hackage from mega repos (distribution, mit, program)2024-03-310.4.3.1MichaelSnoyman
melody40.01A functional scripting language (language, library, mit, program)2014-01-100.2jozefg
memcache-conduit40.01Conduit library for memcache procotol (library, mit, network)2015-04-270.0.3junjihashimoto
memcache-haskell90.02Memcache procotol library (library, mit, network)2015-04-270.0.10.1ikehara, junjihashimoto, yjkmy
memcached-binary150.03memcached client using binary protocol. (database, library, mit)2014-09-110.2.0HirotomoMoriwaki
memdb160.00Efficient in memory indexed database (database, library, mit)2019-07-221.0.0.3pkamenarsky
memis40.01Memis Efficient Manual Image Sorting (data, mit, program)2017-02-010.1.1johannesgerer
memo-ptr40.01Pointer equality memoization (control, library, mit)2015-05-310.1.0.0edofic
memoization-utils70.01Utilities for memoizing functions (control, library, mit)2015-11-060.1.0.1yamadapc
menoh100.00Haskell binding for Menoh DNN inference library (deep-learning, library, machine-learning, mit)2018-11-080.3.0MasahiroSakai
mercury-api150.00Haskell binding to Mercury API for ThingMagic RFID readers (hardware, library, mit, program)2019-01-090.1.0.2ppelleti
merge190.01A functor for consistent merging of information (data, library, mit)2021-09-190.3.1.1sgschlesinger
mergeful230.02 (library, mit, unclassified)2022-06-190.3.0.0Norfair
mergeful-persistent120.00Support for using mergeful from persistent-based databases (library, mit, unclassified)2023-10-090.3.0.1Norfair
mergeless350.02 (library, mit, unclassified)2022-06-190.4.0.0Norfair
mergeless-persistent140.00Support for using mergeless from persistent-based databases (library, mit, unclassified)2023-10-090.1.0.1Norfair
message-db-temp70.00Temporary message-db for integration testing (database, eventsourcing, eventstore, library, mit, testing)2022-07-160.0.1.0discodave
messagepack510.014Serialize instance for Message Pack Object (data, library, mit)2022-03-200.5.5rodrigosetti, saep
messagepack-rpc160.01Message Pack RPC over TCP (library, mit, network)2015-11-040.5.1rodrigosetti
messente70.01Messente SMS Gateway (api, library, mit)2015-04-040.1.0.1kaiko
metric60.02Metric spaces. (data, library, mit)2014-05-300.2.0vi, SimonAlling
metrics320.01High-performance application metric tracking (data, library, mit)2017-08-090.4.1.1IanDuncan
mezzo162.01Typesafe music composition (library, mit, music)2017-10-080.3.1.0DimaSamoz
mgeneric90.01Generics with multiple parameters (data, library, mit)2015-03-210.0.0.2rbocquet
mi50.01Multiple Instance for Haskell (language, library, mit)2014-02-280.0.1matt
microbase190.01A minimal base to work around GHC bugs. (library, mit, prelude)2021-01-214.15.0.0.1dailectic
microgroove90.01Array-backed extensible records (library, mit, records)2018-02-200.2.1.0dailectic
microlens-aeson1360.06Law-abiding lenses for Aeson, using microlens (library, mit, numeric)2024-03-012.5.2fosskers
microsoft-translator90.01Bindings to the Microsoft Translator API (library, mit, natural-language)2018-12-290.1.2Cliff_Harvey
mighty-metropolis320.01The Metropolis algorithm. (library, mit, numeric)2020-05-212.0.0JaredTobin
mime-mail1962.029Compose MIME email messages. (email, library, mit)2021-02-230.5.1DanielChoi, MichaelSnoyman, psibi, MarekSuchanek
mime-mail-ses820.01Send mime-mail messages via Amazon SES (library, mit, program, web)2020-09-040.4.3MichaelSnoyman, psibi, kindaro
mime-types3770.058Basic mime-type handling types and functions (library, mit, web)2023-10-180.1.2.0MichaelSnoyman
mini710.00Minimal essentials (control, data, lenses, library, mit, parsing)2024-04-141.3.0.1vicwall
mini-egison200.01Template Haskell Implementation of Egison Pattern Matching (data, library, mit, pattern, program)2020-03-041.0.0SatoshiEgi, momohatt
miniforth70.01Miniature FORTH-like interpreter (language, library, mit, program)2015-03-080.1.0.1L8D
minilight220.01A SDL2-based graphics library, batteries-included. (graphics, library, mit, program)2020-05-050.5.0myuon
minilight-lua100.00A binding library of minilight for Lua langauge. (graphics, library, mit, program)2020-05-160.2.1.0myuon
minisat-solver210.02High-level Haskell bindings for the MiniSat SAT solver. (library, logic, mit)2016-10-240.1PeterSelinger
miniterion120.00Simple and lightweight benchmark utilities (benchmarking, library, mit)2023-09-190.1.1.0AtsuroHoshino
minlen100.01Express the minimum length of a container in its type (data, library, mit)2016-07-040.1.0.0MichaelSnoyman
minmax70.00Functions to find both minimum and maximum (or several of them simultaneously) in one pass. (data, development, library, mit)2024-01-150.1.1.0OleksandrZhabenko
misfortune420.03fortune-mod clone (console, game, library, mit, program, public-domain)2022-08-120.1.2.1JamesCook, ncfavier
mit-3qvpPyAi6mH250.00A git wrapper with a streamlined UX (cli, library, mit, program)2022-10-2611mitchellwrosen
miv240.00Vim plugin manager written in Haskell (compiler, mit, program)2021-01-170.4.8itchyny
mixed-strategies40.01Find optimal mixed strategies for two-player games (library, math, mit, program)2012-12-140.1.0.0BartonMassey
mm2 (deprecated in favor of mmsyn2)40.00The library that can be used for optimization of multiple (Ord a) => a -> b transformations (binary-search, deprecated, development, library, mit)2019-09-210.1.1.0OleksandrZhabenko
mmsyn2340.016The library that can be used for multiple (Ord a) => a -> b transformations (binary-search, development, library, mit)2021-03-290.3.2.0OleksandrZhabenko
mmsyn2-array310.022A library that can be used for multiple Ord a => a -> b transformations. (binary-search, data, development, language, library, mit)2023-01-280.3.1.1OleksandrZhabenko
mmsyn2-array-ukrainian-data60.01Data that is taken from the ukrainian-phonetics-basic-array for optimization. (data, language, library, math, mit)2023-01-310.2.0.0OleksandrZhabenko
mmsyn2-hashable40.00A library that can be used for multiple Hashable a => a -> b transformations. (data, development, language, library, mit)2021-10-310.1.0.0OleksandrZhabenko
mmsyn3 (deprecated in favor of end-of-exe)351.2522A small library to deal with executable endings (deprecated, library, mit, system)2023-02-020.2.0.0OleksandrZhabenko
mmsyn4 (deprecated in favor of gvti)441.250The "glue" between electronic tables and GraphViz (GraphViz, deprecated, graphics, library, mit, program)2022-08-130.6.4.0OleksandrZhabenko
mmsyn5550.011Various additional operations on lists (some with intermediate Monads) (data, library, lists, mit)2023-02-020.6.0.0OleksandrZhabenko
mmsyn6ukr890.010A musical instrument synthesizer or a tool for Ukrainian language listening (Ukrainian, language, library, mit, program, speech-approximation)2020-11-070.9.0.0OleksandrZhabenko
mmsyn6ukr-array250.00A musical instrument synthesizer or a tool for Ukrainian language listening (Ukrainian, language, library, mit, program, tts)2022-08-150.3.3.0OleksandrZhabenko
mmsyn7h760.00Produces a sound recording specified by the Ukrainian text. (Ukrainian, language, library, mit, program, sound, sox, speech-approximation, speech-transformation, voice)2020-12-030.8.1.0OleksandrZhabenko
mmsyn7l540.07Modifies the amplitudes of the sounds representations created by mmsyn7ukr-array and mmsyn7ukr packages. (Ukrainian, library, mit, program, sound, sox, speech-approximation, speech-transformation, voice)2022-08-160.9.1.0OleksandrZhabenko
mmsyn7s540.06Shows a sorted list of the Ukrainian sounds representations that can be used by mmsyn7 series of programs (Ukrainian, language, library, mit, program, speech-approximation, speech-transformation, syllable-segmentation)2020-10-090.9.1.0OleksandrZhabenko
mmsyn7ukr1230.04A simple basic interface to some SoX functionality or to produce a voice that can be used by mmsyn7h (Ukrainian, language, library, mit, program, sound, sox, speech-approximation, speech-transformation, voice)2020-08-160.17.0.0OleksandrZhabenko
mmsyn7ukr-array130.00A simple reduced basic interface to some SoX functionality or to produce a voice that can be used by mmsyn7h-array, dobutokO2-array and other similar packages (language, library, mit, sound)2022-08-160.2.0.0OleksandrZhabenko
mmsyn7ukr-common150.05Some common for mmsyn7ukr and mmsyn7ukr-array functionality using SoX. (Ukrainian, language, library, mit, sound, sox)2022-08-150.2.0.0OleksandrZhabenko
mmzk-typeid421.50A TypeID implementation for Haskell (data, library, mit, typeid, uuid)2024-04-190.6.0.0MMZK1526
mockazo150.00Mock records of functions easily (library, mit, testing)2019-07-020.1.1NickSeagull
mockery760.01Support functions for automated testing (library, mit, testing)2017-06-130.3.5SimonHengel, SoenkeHahn
mod1782.06Fast type-safe modular arithmetic (library, math, mit, number-theory)2023-02-130.2.0.1Bodigrim
modular-prelude (deprecated)80.02A new Prelude featuring first class modules (control, deprecated, library, mit)2012-08-180.3.0.0DanBurton
modular-prelude-classy (deprecated)70.01Reifying ClassyPrelude a la ModularPrelude (control, deprecated, library, mit)2012-08-180.1.0.0DanBurton
module-munging120.00Smash together text to make modules. (codegen, library, mit)2024-02-240.1.0.1jship
mole150.01A glorified string replacement tool (mit, program, system)2020-05-020.0.7wereHamster
monad-bayes410.01A library for probabilistic programming. (library, mit, program, statistics)2024-03-061.3.0DominicSteinitz, turion
monad-classes (deprecated)242.07more flexible mtl (control, deprecated, library, mit)2018-05-070.3.2.2
monad-gen330.04A simple monad for generating fresh integers (library, mit, utility)2014-12-160.3.0.1jozefg
monad-levels70.01Specific levels of monad transformers (control, library, mit)2015-02-030.1.0.1IvanMiljenovic
monad-log70.01A simple and fast logging monad (development, library, mit)2016-04-250.1.1.0winterland
monad-logger3830.0225A class of monads which can log messages. (library, mit, system)2023-06-050.3.40MichaelSnoyman
monad-logger-aeson602.02JSON logging using monad-logger interface (library, mit, program, system)2024-03-170.4.1.3jship
monad-logger-json130.01JSON-friendly Logging APIs (library, logging, mit)2015-03-310.1.0.0MichaelSnoyman, dysinger
monad-logger-logstash200.00Logstash backend for monad-logger. (library, mit, system)2021-11-290.2.0.2mbg
monad-logger-syslog330.01syslog output for monad-logger (library, logging, mit)2019-11-250.1.6.0GregWeber, MichaelSnoyman, dysinger, iamemhn
monad-markov100.01Markov process monad (control, library, mit)2018-06-290.1.0.0arran
monad-metrics372.03A convenient wrapper around EKG metrics (library, mit, web)2023-11-170.2.2.1parsonsmatt
monad-open70.01Open recursion for when you need it (control, library, mit)2015-03-220.1.0.0JonSterling
monad-parallel-progressbar80.01Parallel execution of monadic computations with a progress bar (control, library, mit, monads, system, user-interfaces)2015-04-050.1.0.1mnacamura
monad-recorder80.01Record and replay the results of monadic actions (general, library, mit)2018-03-180.1.1harendra
monad-schedule220.03A new, simple, composable concurrency abstraction. (concurrency, library, mit)2024-02-050.1.2.2turion
monad-time-effectful180.00Adaptation of the monad-time library for the effectful ecosystem. (control, library, mit)2023-06-191.0.0.0arybczak
monad-timing70.01Monad transformer for recording timing events (control, library, mit)2016-06-130.1.0.1pikajude
monad-tree120.00Tree data structure for nondeterministic computations. (control, library, mit)2021-11-090.2.0.0nbedell
monad-unify150.02Generic first-order unification (library, mit, unification)2014-04-150.2.2PhilFreeman
monad-unlift (deprecated in favor of unliftio-core, unliftio, rio)190.06Typeclasses for representing monad transformer unlifting (control, deprecated, library, mit)2016-05-030.2.0MichaelSnoyman
monad-unlift-ref122.01Typeclasses for representing monad transformer unlifting (control, library, mit)2017-11-210.2.1MichaelSnoyman
monadic-bang110.00GHC plugin to desugar ! into do-notation (development, library, mit)2023-10-150.2.1.0JakobBruenker
monadlog40.01A simple and fast logging monad (development, library, mit)2017-11-070.1.1.1zmactep
mondo (deprecated in favor of monzo)90.01Haskell bindings for the Mondo API (deprecated, library, mit, web)2016-04-050.3.0.0mbg
money50.01Money (finance, library, mit)2016-11-230.1.0jpvillaisaza
mongodb-queue230.01message queue using MongoDB (database, library, mit)2014-01-220.4.0.1GregWeber
mongrel2-handler190.01Mongrel2 Handler Library (library, mit, web)2011-08-060.3.2BardurArantsson
monitor80.01Do things when files change. (mit, program, system)2013-07-100.1.1MartinStensgard
mono-traversable4992.087Type classes for mapping, folding, and traversing monomorphic containers (data, library, mit)2024-02-281.0.17.0AndreasAbel, GregWeber, MichaelSnoyman
mono-traversable-instances430.02Extra typeclass instances for mono-traversable (data, library, mit)2020-07-190.1.1.0MichaelSnoyman
mono-traversable-wrapper130.01Wrapper providing Foldable instance for MonoFoldables. (data, library, mit)2017-02-260.1.0.1oisdk
monoid-absorbing80.01A library for (left, right) zero monoids and backtracking with cut (algebra, library, mit)2015-10-160.1.0.4maciejpirog
monoid-insertleft60.00Some extension to the Foldable and Monoid classes. (data, development, library, mit)2024-01-130.1.0.1OleksandrZhabenko
monoidal-functors232.00Monoidal Functors Library (categories, control, library, mit, program)2023-08-030.2.3.0solomon
monomer-flatpak-example1090.00Monomer Flatpak Example Application. (flatpak, gui, mit, program)2024-03-300.0.15.4garethdanielsmith
monomer-hagrid292.00A datagrid widget for the Monomer library. (gui, library, mit)2023-12-080.3.1.2garethdanielsmith
monus-weighted-search42.00Efficient search weighted by an ordered monoid with monus. (data-structures, library, mit)2021-08-290.1.0.0oisdk
monzo50.01Haskell bindings for the Monzo API (library, mit, web)2016-08-270.4.0.0mbg
more-containers500.01A few more collections (data-structures, library, mit)2021-04-050.2.2.2mtth
morley1050.05Developer tools for the Michelson Language (language, library, mit, program)2023-07-311.20.0gromak, pasqu4le, serokell
morley-client270.02Client to interact with the Tezos blockchain (blockchain, library, mit, program)2023-07-310.4.0pasqu4le, serokell
morley-prelude442.06A custom prelude used in Morley (library, mit, prelude)2023-07-310.6.0gromak, pasqu4le, serokell
morley-upgradeable40.00Upgradeability infrastructure based on Morley. (language, library, mit, program)2021-04-020.3pasqu4le, serokell
morpheus-graphql1872.50Morpheus GraphQL (graphql, library, mit, web)2023-04-270.27.3nalchevanidze
morpheus-graphql-app970.03Morpheus GraphQL App (graphql, library, mit, web)2023-04-270.27.3nalchevanidze
morpheus-graphql-client1042.250Morpheus GraphQL Client (client, graphql, library, mit, web)2023-04-270.27.3nalchevanidze
morpheus-graphql-core942.07Morpheus GraphQL Core (graphql, library, mit, web)2023-04-270.27.3nalchevanidze
morpheus-graphql-server480.02Morpheus GraphQL (graphql, library, mit, web)2023-04-270.27.3nalchevanidze
morpheus-graphql-subscriptions890.01Morpheus GraphQL Subscriptions (graphql, library, mit, subscriptions, web)2023-04-270.27.3nalchevanidze
morpheus-graphql-tests630.00Morpheus GraphQL Test (graphql, library, mit, test, web)2023-04-270.27.3nalchevanidze
morphisms140.03It's all about functions (control, data, library, mit)2019-01-040.1.1iokasimovmt
morphisms-functors160.01Functors, theirs compositions and transformations (control, data, library, mit)2019-01-150.1.7iokasimovmt
morphisms-functors-inventory40.00Inventory is state and store (control, data, library, mit)2019-01-120.1.0iokasimovmt
morphisms-objects120.00Algebraic structures (control, data, library, mit)2019-01-080.1.3iokasimovmt
moss190.00Haskell client for Moss (library, mit, web)2022-05-200.2.0.1mbg
moving-averages110.01This is a library for calculating moving averages on lists of numbers. (library, mathematics, mit)2017-05-120.2.0.0joshuaclayton
mpeff120.00Efficient effect handlers based on evidence-passing semantics (control, effect, library, mit)2021-08-090.1.0.0ningningxie
mqtt80.01An MQTT protocol implementation. (iot, library, mit, network)2017-03-230.1.1.0LarsPetersen
mr-env302.00A simple way to read environment variables in Haskell (library, mit, system)2022-11-060.1.0.5meowgorithm
msh (deprecated in favor of hoop)80.01Object-Oriented Programming in Haskell (deprecated, language, library, mit)2015-10-210.1.0.2mbg
msu140.01Monitor Setup Utility (library, mit, program, unclassified)2021-10-140.2.0.0PatrickBrisbin
mt1993730.00Efficient MT19937 (standard 32-bit Mersenne Twister PRNG) implementation in pure Haskell (data, library, mit, random)2024-03-150.1.0raehik
mtl-prelude430.011Reexports of most definitions from "mtl" and "transformers" (library, mit, prelude)2023-03-252.0.3.2NikitaVolkov
mtl-uplift110.00Lift substacks of monad transformer stacks (control, library, mit)2022-01-210.1.0.1sgschlesinger
mtsl90.00Reified monad transformer stacks (control, library, mit)2020-09-280.2.0.0sgschlesinger
muesli70.01A simple document-oriented database (database, library, mit)2015-05-290.1.1.0CalinArdelean
multi-cabal30.00A tool supporting multi cabal project builds. (development, library, mit, program)2015-08-060.1.0.0bash0r
multi-except212.00Multiple Exceptions (exceptions, library, mit)2024-01-032.0.0414owen
multi-trie100.01Trie of sets, as a model for compound names having multiple values (data, library, mit)2016-11-070.1vadimvinnik
multimap370.013A multimap. (data-structures, library, mit)2013-06-011.2.1JulianFleischer
multipath40.01Parser and builder for unix-path-like objects. (codec, library, mit)2016-11-050.1.0.0SupraSummus
multiplate280.03Lightweight generic library for mutually recursive data types. (generics, lenses, library, mit)2015-09-270.0.3RussellOConnor
multiplate-simplified60.02Shorter, more generic functions for Multiplate. (generics, library, mit)2012-04-220.0.0.2BalazsEndresz
murmur3430.04Pure Haskell implementation of the MurmurHash3 x86 algorithm (data, hash, library, mit, murmur, public-domain)2021-09-281.0.5PhilippeLaprade, jprupp
mustache-haskell130.01Straight implementation of mustache templates (library, mit, program, text)2014-12-110.1.0.5DanielChoi
mutable-containers1070.06Abstactions and concrete implementations of mutable containers (data, library, mit)2022-09-230.3.4.1MichaelSnoyman
mwc-probability620.014Sampling function-based probability distributions. (library, math, mit)2020-07-312.3.1JaredTobin, ocramz
mxnet80.02MXNet interface in Haskell. (library, machine-learning, mit)2017-10-220.2.0.0sighingnow
mxnet-examples80.01Examples for MXNet in Haskell. (machine-learning, mit, program)2017-10-220.2.0.0sighingnow
mxnet-nnvm (deprecated in favor of mxnet)50.01NNVM interface in Haskell. (deprecated, library, machine-learning, mit)2017-02-100.1.0.0sighingnow
myo60.00Haskell binding to the Myo armband (library, mit, program, system)2015-09-130.2.0.0AlfredoDiNapoli
mysql-effect70.01An extensible mysql effect using extensible-effects and mysql-simple (database, effect, library, mit)2014-06-050.2.0.3ibotty
mysql-json-table410.00Using MySQL to store id-to-json tables. (database, library, mit, program)2024-03-230.1.4.0DanielDiaz
mystem30.00Bindings for Mystem morphological analyzer executabe (library, mit, natural-language-processing, program)2016-08-020.1.0.0wapxmas
mywatch130.01Web application to view and kill MySQL queries (databases, mit, program, web)2017-05-200.3.0ip1981
myxine-client130.00A Haskell client for the Myxine GUI server (gui, library, mit)2020-08-170.0.1.2kwf
nagios-check270.02Package for writing monitoring plugins (library, metrics, mit, monitoring, system)2015-09-010.3.2fractalcat
nagios-plugin-ekg70.00Monitor ekg metrics via Nagios (library, mit, program, system)2015-06-260.1.1.0fractalcat
named-binary-tag50.00NBT (named binary tag) serialization and deserialization. (data, library, mit)2022-10-110.1.0.0davidgarland
named-records270.01Flexible records with named fields. (data, library, mit, records)2013-05-260.5JulianFleischer
named-sop90.00Dependently-typed sums and products, tagged by field name (data, library, mit)2020-02-200.3.0.0sjsch
namelist40.01fortran90 namelist parser/pretty printer (library, mit, text)2015-06-120.1.0HirotomoMoriwaki
names170.02Type level names. (data, library, mit, type-system)2013-04-020.3.1JulianFleischer
nano-erl152.01Small library for Erlang-style actor semantics (concurrency, library, mit)2016-01-230.1.0.1TomMurphy
nanomsg-haskell190.03Bindings to the nanomsg library (library, mit, network)2019-01-160.2.4BenGamari, IvarNymoen
nanospec630.01A lightweight implementation of a subset of Hspec's API (library, mit, testing)2018-01-110.2.2SimonHengel
nat-optics130.00Refinement types for natural numbers with an optics interface (library, mit, numeric, optics)2022-08-081.0.1.0chris_martin, Monoid_Mary
nat-sized-numbers80.01Variable-sized numbers from type-level nats. (library, mit, numeric)2017-05-050.3.0.0oisdk
ndjson-conduit190.01Conduit-based parsing and serialization for newline delimited JSON. (data, library, mit)2016-09-150.1.0.5srijs
neat30.01A Fast Retargetable Template Engine (library, mit, program, text)2014-02-080.1.0ajg
neat-interpolation2232.535Quasiquoter for neat and simple multiline text interpolation (library, mit, quasiqoutes, quasiquotes, string)2023-10-110.5.1.4NikitaVolkov
needle60.01ASCII-fied arrow notation (control, library, mit)2014-09-280.1.0.1ScrambledEggs
neither-data160.00The Neither datatype (data, library, mit)2022-03-190.2.3.4anselmschueler
nekos-best92.00Unofficial nekos.best API wrapper (catgirls, library, mit)2023-07-270.2.0.0xQuantx
netpbm490.03Loading PBM, PGM, PPM image files (codec, graphics, library, mit)2021-02-281.0.4NiklasHambuechen, PatrickChilton
netrium30.00Contract normaliser and simulator (finance, library, mit, program)2018-02-010.6.0abrar
nettle450.02safe nettle binding (cryptography, library, mit)2024-02-120.3.1.1ClintAdams, stbuehler
netwire-input290.03Input handling abstractions for netwire (game, library, mit)2018-03-090.0.7Mokosha
netwire-input-glfw440.01GLFW instance of netwire-input (game, library, mit)2024-01-050.0.12Mokosha
netwire-vinylglfw-examples50.01Netwire/GLFW/VinylGL input handling demo (game, mit, program)2016-10-221.0.0RandKleisli
network-address70.01IP data structures and textual representation (data, library, mit, network)2011-09-070.2.0SebastianNowicki
network-anonymous-i2p100.01Haskell API for I2P anonymous networking (library, mit, network)2015-03-260.10.0solatis
network-anonymous-tor130.00Haskell API for Tor anonymous networking (library, mit, network, program)2015-10-230.11.0solatis
network-arbitrary232.01Arbitrary Instances for Network Types (library, mit, testing)2020-12-010.7.0.0alunduil
network-attoparsec240.03Utility functions for running a parser against a socket (library, mit, network, parsing)2015-03-150.12.2solatis
network-conduit-tls880.07Create TLS-aware network code with conduits (library, mit, network)2023-06-081.4.0MichaelSnoyman
network-enumerator (deprecated)160.06Enumerators for network sockets (data, deprecated, enumerator, library, mit)2012-11-250.1.5JohnMillikin
network-service40.01Provide a service at the data type level. (library, mit, network)2014-12-010.1.0.0angerman
network-transport-amqp30.01AMQP-based transport layer for distributed-process (aka Cloud Haskell) (library, mit, network)2015-04-160.1.0.0AlfredoDiNapoli
network-uri-json230.02FromJSON and ToJSON Instances for Network.URI (library, mit, network)2020-08-280.4.0.0alunduil
network-uri-static210.01A small utility to declare type-safe static URIs (library, mit, network)2020-05-050.1.2.2snak
network-voicetext40.01VoiceText Web API wrapper (library, mit, network)2017-12-130.0.0.1zaneli
network-wai-router100.01A routing library for wai (library, mit, web)2014-08-150.3.0.1georgerogers42
network-wait280.00Lightweight library for waiting on networked services to become available. (library, mit, network)2022-05-120.2.0.0mbg
neural152.00Neural Networks in native Haskell (library, machine-learning, mit, program)2017-07-270.3.0.1lbrunjes
newtype-deriving140.01Instance derivers for newtype wrappers (control, library, mit, template-haskell)2016-05-020.1.4NikitaVolkov
ngrams-loader60.01Ngrams loader based on http://www.ngrams.info format (data, library, mit, program)2014-03-250.1.0.1YorickLaupa
niagra212.01High performance CSS EDSL (data, library, mit)2017-04-120.2.5natesymer
nice-html180.01A fast and nice HTML templating library with distinct compilation/rendering phases. (library, mit, web)2018-01-150.4.1MikeLedger
nicify160.04Pretty print the standard output of default `Show` instances. (mit, program, text, tools, utilities)2015-03-221.2.1JulianFleischer
nicify-lib270.03Pretty print the standard output of default `Show` instances. (library, mit, text, tools, utilities)2015-03-221.0.1JulianFleischer
niv570.00Easy dependency management for Nix projects (development, library, mit, program)2023-03-120.2.22nmattia
nixfromnpm210.01Generate nix expressions from npm packages. (mit, nix, program, tools)2016-07-140.10.1thinkpad20
nn80.01A tiny neural network (ai, library, mit)2018-04-060.2.0deepinside
noether30.00Math in Haskell. (library, math, mit, program)2017-06-250.0.1mrkgnao
noise30.01A friendly language for graphic design (library, mit, program, text)2013-05-210.0.1TomBrow
noli190.00A static site generator (library, mit, web)2020-07-240.1.1.0EndiSukaj
non-empty-text302.01Non empty Data.Text type (data, library, mit, nonempty, text)2023-12-170.2.1TrevisElser, onslaughtq, flipstone, qxjit
nonempty-zipper260.01A non-empty comonadic list zipper (data, data-structures, library, mit)2022-03-311.0.0.4PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
nonfree170.01Free structures sans laws (debug, library, mit)2018-07-240.1.0.4ShachafBenKiki
not-prelude50.00An opinionated Prelude replacement library (library, mit, prelude)2021-08-230.1.0.0erick
now-haskell30.00Zeit Now haskell-side integration and introspection tools. (library, mit, program, web)2019-08-210.1.0.0IanDuncan
nqe480.02Concurrency library in the style of Erlang/OTP (control, library, mit, public-domain)2023-12-060.6.5jprupp
nth-prime170.01Computing the nth prime (mit, number-theory, program)2015-05-131.2JoeHurd
number120.01A library for real numbers (library, math, mit)2015-09-100.1.1.0rnhmjoj
number-wall110.00Create number walls and save them as images (algorithms, graphics, image, library, math, mit)2022-09-030.1.0.3OwenBechtel
numeric-qq110.02Quasi-quoters for numbers of different bases (library, mit, numeric, quasiquotes)2015-12-190.1.3NikitaVolkov
numeric-ranges40.01A framework for numeric ranges. (library, mit, numeric)2016-01-050.1.0.0NicolasDelPiano
nvfetcher290.00Generate nix sources expr for the latest version of packages (library, mit, nix, program)2023-08-180.6.2.0berberman
oauthenticated280.01Simple OAuth for http-client (library, mit, network, web)2022-03-300.3.0.0JosephAbrahamson, ibotty, dfithian
ochintin-daicho320.01A module to manage payroll books for Japanese companies. (business, library, mit)2018-09-070.3.4.2arowM
octane (deprecated in favor of rattletrap)1490.00Parse Rocket League replays. (deprecated, game, library, mit, program)2017-10-240.20.3fozworth
octohat170.02A tested, minimal wrapper around GitHub's API. (library, mit, network, program)2015-08-170.1.5.0jsl, stackbuilders, sestrella
oden-go-packages90.01Provides Go package metadata. (language-tools, library, mit)2016-02-250.1.0.3owickstrom
odpic-raw410.01Oracle Database Bindings (database, ffi, library, mit, odpi-c, oracle, raw)2019-04-240.5.0leptonyu
ogmarkup (deprecated)191.52A lightweight markup language for story writers (deprecated, library, mit, web)2018-02-285.0lethom
oidc-client580.05OpenID Connect 1.0 library for RP (library, mit, web)2024-01-150.8.0.0ShoKuroda
om-actor (deprecated in favor of om-fork)40.00Actor pattern utilities. (concurrency, deprecated, library, mit)2020-03-200.1.0.0rickowens
om-doh80.00om-doh (library, mit, unclassified)2024-01-130.1.0.2rickowens
om-elm212.01Haskell utilities for building embedded Elm programs. (library, mit, web)2024-02-092.0.0.6rickowens
om-fail70.00Monad transformer providing MonadFail. (library, mit, unclassified)2020-03-110.1.0.2rickowens
om-fork150.01Concurrency utilities. (library, mit, unclassified)2024-02-050.7.1.10rickowens
om-http160.01Http utilities. (library, mit, web)2024-01-220.3.0.7rickowens
om-http-logging (deprecated in favor of om-http)40.00om-http-logging (deprecated, library, mit, web)2020-08-120.1.0.0rickowens
om-kubernetes (deprecated in favor of kubernetes-client, haskell-kubernetes)70.00om-kubernetes (deprecated, library, mit, unclassified)2024-01-142.3.1.8rickowens
om-legion110.00Legion Framework. (library, mit, network, program)2024-02-186.9.0.6rickowens
om-logging140.01Opinionated logging utilities. (library, logging, mit)2024-01-141.1.0.8rickowens
om-plugin-imports290.00Plugin-based import warnings (compiler-plugin, library, mit)2024-04-010.2.0.0.9.6rickowens
om-show210.06Utilities for showing string-like things. (library, mit, text)2023-11-220.1.2.9rickowens
om-socket150.01Socket utilities. (library, mit, network)2024-02-191.0.0.1rickowens
om-time100.01Misc. time utilites (library, mit, unclassified)2024-01-140.3.0.4rickowens
on-demand-ssh-tunnel110.01Program that sends traffic through SSH tunnels on-demand (library, mit, network, program)2015-02-240.1.0.6pedja
one-time-password340.02HMAC-Based and Time-Based One-Time Passwords (cryptography, library, mit, program)2024-04-133.0.0.0AlekseyUymanov, hecate
oneormore90.01A never-empty list type. (data, library, mit)2014-08-040.1.0.3thinkpad20
onu-course40.01Code for the Haskell course taught at the Odessa National University in 2012 (education, library, mit)2012-09-201RomanCheplyaka
oops290.02Combinators for handling errors of many types in a composable way (datacontrol, library, mit)2023-04-100.2.0.1haskellworks
oops-examples40.00Oops examples (datacontrol, library, mit)2023-04-100.2.0.0haskellworks
opaleye-classy160.01Opaleye wrapped up in classy MTL attire. (database, library, mit)2015-08-300.3.1.1BenKolera
opc-xml-da-client92.00OPC XML-DA Client (library, mit, network)2022-02-090.1.2NikitaVolkov, olf, yan_shkurinsky
open-signals100.01A mechanism similar to checked exceptions that integrates with MTL and transformer stacks (control, library, mit)2016-04-170.1.0.3darwin226
open-union270.04Extensible, type-safe unions. (data, library, mit, program)2018-04-200.4.0.0BenFoppa
openai-servant-gen60.00Auto-generated API bindings for openai (library, mit, web)2024-03-150.1.0.1junjihashimoto
openapi-petstore70.00Auto-generated openapi-petstore API Client (library, mit, web)2019-03-020.0.4.0jonschoning
openapi3-code-generator220.00OpenAPI3 Haskell Client Code Generator (code-generator, library, mit, program)2021-12-110.1.0.7remo_doerig, joel_fisch
opencc70.00OpenCC bindings (library, mit, text)2022-02-050.1.1.0ksqsf
opengl-dlp-stereo180.01Library and example for using DLP stereo in OpenGL (graphics, library, mit, program)2016-04-160.1.5.4BrianBush
opengl-spacenavigator170.01Library and example for using a SpaceNavigator-compatible 3-D mouse with OpenGL (graphics, library, mit, program)2016-04-160.1.5.5BrianBush
openpgp-asciiarmor230.03OpenPGP (RFC4880) ASCII Armor codec (codec, data, library, mit)2019-06-300.1.2ClintAdams
opensource140.01Haskell API Wrapper for the Open Source License API (library, mit, network)2018-10-120.1.1.0ClintAdams
openssh-github-keys (deprecated)70.01Fetch OpenSSH keys from a GitHub team (deprecated, library, mit, program, system)2015-04-230.1.1.0jsl, stackbuilders, sestrella
opentheory270.012The standard theory library (formal-methods, library, mit)2015-07-241.200JoeHurd
opentheory-bits200.03Natural number to bit-list conversions (formal-methods, library, mit)2015-10-191.69JoeHurd
opentheory-byte180.01Bytes (formal-methods, library, mit)2015-10-191.128JoeHurd
opentheory-char (deprecated in favor of opentheory-unicode)100.01Unicode characters (deprecated, library, mit, program, text)2012-11-101.41JoeHurd
opentheory-divides220.02The divides relation on natural numbers (library, mit, number-theory)2015-10-191.66JoeHurd
opentheory-fibonacci90.01Fibonacci numbers (library, mit, number-theory)2015-10-191.72JoeHurd
opentheory-parser260.03Stream parsers (library, mit, parsing)2015-10-191.160JoeHurd
opentheory-prime220.02Prime natural numbers (library, mit, number-theory)2015-10-191.85JoeHurd
opentheory-primitive260.013Haskell primitives used by OpenTheory packages (formal-methods, library, mit)2015-10-191.8JoeHurd
opentheory-probability180.03Probability (formal-methods, library, mit)2015-10-191.52JoeHurd
opentheory-stream200.02Infinite stream types (library, list, mit)2015-10-191.49JoeHurd
opentheory-unicode140.02Unicode characters (library, mit, text)2015-10-191.142JoeHurd
opentok110.01An OpenTok SDK for Haskell (library, mit, web, webrtc)2018-09-070.0.5adrice727
operate-do40.01Simple project template from stack (library, meta, mit)2016-11-090.1.0mizunashi_mana
operational-class230.01MonadProgram typeclass for the operational package (control, library, mit)2015-07-120.3.0.0srijs
optics-operators130.00A tiny package containing operators missing from the official package. (data, lenses, library, mit, optics)2023-06-250.1.0.1qwbarch
optima420.02Simple command line interface arguments parser (cli, library, mit, options, parsing)2023-12-140.4.0.5NikitaVolkov
optima-for-hasql90.00Command-line arguments parsing for Hasql (command-line, hasql, library, mit, options)2022-09-010.2NikitaVolkov
option80.01A strict version of Maybe (data, library, mit)2016-01-020.1.0.1georgerogers42
options410.010Powerful and easy command-line option parser (console, library, mit)2023-07-111.2.1.2chris_martin
options-time60.01Command-line option types for dates and times. (console, library, mit)2014-12-151.0.1JohnMillikin
optparse-applicative-simple140.01Simple command line interface arguments parser (cli, library, mit, options, parsing)2019-07-061.1.0.2NikitaVolkov
optparse-declarative232.250Declarative command line option parser (library, mit, system)2021-06-240.4.2HideyukiTanaka, kakkun61
ordering-util190.00Utilities for Orderings (data, library, mit)2022-07-200.1.3.2anselmschueler
orville-postgresql52.50A Haskell library for PostgreSQL (database, library, mit, postgresql)2023-10-311.0.0.0TrevisElser, onslaughtq, flipstone, qxjit
ory-hydra-client260.00Auto-generated ory-hydra API Client (library, mit, network, oauth, web)2023-06-152.1.2.1BorisLykah
oset110.00An insertion-order-preserving set (command-line, library, mit, program)2019-02-090.4.0.1rcook
ot140.01Real-time collaborative editing with Operational Transformation (library, mit, text)2015-10-130.2.1.0TimBaumann
outsort70.00External sorting package based on Conduit (algorithms, mit, program)2019-07-110.1.0luispedro
overhang122.251Hang loose with your lambdas! (combinators, functions, library, mit, utility)2018-02-021.0.0jship
overload280.01Finite overloading (control, library, mit)2018-03-080.1.0.5darwin226
overture (deprecated in favor of flow)120.01An alternative to some of the Prelude. (deprecated, library, mit, prelude)2015-03-310.0.5fozworth
owoify-hs100.00Turn any English text into nonsensical babyspeaks. (library, mit, text)2023-12-081.1.0.0tetsuki_syu1315
package-description-remote120.01Fetches a 'GenericPackageDescription' from Hackage (library, mit, web)2015-11-280.2.0.0yamadapc
paddle130.00API to the Paddle payment processor (library, mit, web)2020-12-140.1.0.0domenkozar
padic50.00Fast, type-safe p-adic arithmetic (library, math, mit, number-theory)2022-02-030.1.0.0samsergey
pads-haskell50.01PADS data description language for Haskell. (language, library, mit)2019-06-100.1.0.0KarlCronburg
pagarme (deprecated)30.01Pagarme API wrapper (deprecated, library, mit, program, web)2015-03-170.1.0.0diogob
pairing332.02Bilinear pairings (cryptography, library, mit)2020-04-281.1.0sdiehl
pandoc-csv2table350.00Convert CSV to Pandoc Table Markdown (library, mit, program, text)2021-03-141.0.9baig, vmandela
pandoc-highlighting-extensions (deprecated)90.00Syntax highlighting customization for Pandoc (deprecated, library, mit, text)2019-02-081.0.0.0chris_martin, Monoid_Mary
pandoc-include70.01Include other Markdown files (library, mit, program, text)2015-12-080.0.1steindani
pandoc-lua-marshal3330.02Use pandoc types in Lua (foreign, library, mit)2024-03-290.2.6JohnMacFarlane, tarleb
pandoc-markdown-ghci-filter40.00Pandoc-filter to evaluate `code` section in markdown and auto-embed output. (documentation, filter, library, mit, program, text)2019-07-060.1.0.0gdevanla
pandoc-plantuml-diagrams140.00Render and insert PlantUML diagrams with Pandoc (library, mit, program, text)2021-02-040.1.1.0thriqon
pandoc-sidenote300.01Convert Pandoc Markdown-style footnotes into sidenotes (commandline, library, mit, program)2023-05-250.23.0.0jez
pandoc-throw120.02MonadThrow behaviour for Pandoc. (library, mit, text)2020-09-050.1.0.0locallycompact
pandoc-unlit (deprecated in favor of markdown-unlit)30.01Literate Haskell support for GitHub's Markdown flavor (deprecated, development, mit, program)2012-07-150.1.0SimonHengel
pandoc-utils160.00Utility functions to work with Pandoc in Haskell applications. (library, mit, text)2020-05-250.7.1Krasjet
pandora1560.01A box of patterns and paradigms (control, data, library, mit)2022-05-290.5.6iokasimovmt
pandora-io140.00... (control, data, library, mit)2022-04-160.5.4iokasimovmt
pansite70.00Pansite: a simple web site management tool (library, mit, program, web)2018-04-280.2.0.0rcook
paranoia40.00http proxy server (library, mit, program, web)2016-05-010.1.0.0troydm
paripari260.00Parser combinators with fast-path and slower fallback for error reporting (library, mit, program, text)2020-06-170.7.0.0minad
parsec-class230.02Class of types that can be constructed from their text representation (library, mit, text)2024-01-291.0.1.0PeterSimons
parsec-free170.01Parsec API encoded as a deeply-embedded DSL, for debugging and analysis (library, mit, text)2023-03-193.1.11.7JohnWiegley
parsec-pratt70.00Pratt Parser combinator for Parsec (library, mit, program, text)2016-08-020.1.1jh3141
parsec-trace100.01Add a hierarchical trace to Parsec parsers. (library, mit, parsing)2015-11-040.0.0.2sleepomeno
parseerror-eq60.01Adds and Eq instance for Parsec's ParseError if needed (library, mit, text)2015-04-230.1.0.1jsl, sestrella
partial100.01A nullary type class for partial functions (control, library, mit)2017-11-281.0.0.0PhilFreeman
partial-handler310.02A composable exception handler (error-handling, exceptions, failure, library, mit)2018-02-121.0.3NikitaVolkov
partial-lens (deprecated in favor of data-lens)50.01Haskell 98 Partial Lenses (comonads, control, deprecated, library, mit)2011-12-210.0.1RussellOConnor
passwords160.01Password generation/validation library (cryptography, library, mit)2015-04-140.1.0.6mkulkin
pasta-curves82.00Provides the Pasta curves: Pallas, Vesta and their field elements Fp and Fq. (cryptography, elliptic-curves, library, mit, program)2022-08-310.0.1.0eschorn
path-binary-instance190.01Binary instance for Path. (filesystem, library, mit)2020-08-280.1.0.1locallycompact
path-dhall-instance200.04ToDhall and FromDhall instances for Path. (filesystem, library, mit)2020-10-110.2.1.0locallycompact
path-extensions200.01Enumeration of common filetype extensions for use with the path library. (filesystem, library, mit)2020-07-070.1.1.0locallycompact
path-formatting60.01Formatting for path (library, media, mit)2021-07-170.1.0.0locallycompact
path-like270.02PathLike, FileLike and DirLike type classes for the Path library. (filesystem, library, mit)2020-08-280.2.0.2locallycompact
path-tree30.01`Data.Tree` for file paths (data-structures, library, mit)2022-04-030.2.0.0sridca
path-utils160.03Handful of simple utility functions for the path library. (filesystem, library, mit)2020-09-280.1.1.0locallycompact
pathfinding70.01pathfinding in grid and graphs (algorithm, library, mit)2015-04-130.1.0.0rvion
pathwalk380.04Path walking utilities for Haskell programs (library, mit, system)2015-10-280.3.1.2chadaustin, Xena
patrol540.00Sentry SDK (exceptions, library, mit)2023-12-291.0.0.7fozworth
patronscraper60.01A webpage scraper for Patreon which dumps a list of patrons to a text file. (mit, program, web)2015-02-030.0.0.1Forkk
pattern-arrows302.02Arrows for Pretty Printing (combinators, library, mit, pretty-printer, text)2014-03-290.0.2PhilFreeman
paypal-adaptive-hoops (deprecated)320.01Client for a limited part of PayPal's Adaptive Payments API (deprecated, library, mit, program, web)2015-12-110.13.1.0fanjam
paypal-rest-client30.01A client to connect to PayPal's REST API (v1) (library, mit, network)2016-12-300.1.0meoblast001
pcf60.01A one file compiler for PCF (compiler, library, mit)2015-04-030.1.0.1jozefg
pdc100.01Fedora Product Definition Center service (library, mit, network)2021-12-270.1.1JensPetersen
pdfname150.01Name a PDF file using information from the pdfinfo command (mit, pdf, program)2017-07-300.3AndresSicardRamirez
pedersen-commitment (deprecated in favor of elliptic-curve)110.01An implementation of Pedersen commitment schemes (cryptography, deprecated, library, mit)2018-04-240.2.0sdiehl
pell110.01Package to solve the Generalized Pell Equation. (algorithms, library, math, mit, number-theory)2019-11-120.1.3.0lbrunjes
penrose110.01Create beautiful diagrams just by typing mathematical notation in plain text. (library, mit, program, unclassified)2019-07-020.1.1.1wodeni
peregrin280.01Database migration support for use in other libraries. (database, library, mit)2023-08-070.4.2BardurArantsson
periodic-polynomials120.00A library for working with periodic polynomials (very basic functionality) (library, math, mit)2020-06-260.2.0.0OleksandrZhabenko
persistent6602.5148Type-safe, multi-backend data serialization. (database, library, mit, yesod)2024-02-082.14.6.1FelipeLessa, GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-database-url52.01Parse DATABASE_URL into configuration types for Persistent (database, library, mit)2016-04-221.1.0jferris, jsteiner
persistent-event-source (deprecated in favor of persistent-eventsource)40.00Persistent based event sourcing. (database, deprecated, library, mit)2023-01-180.1.0Jappie
persistent-eventsource30.00Persistent based event sourcing. (database, library, mit)2023-01-200.2.0Jappie
persistent-lens90.00lens helpers for persistent. (database, library, mit)2022-01-261.0.0Jappie
persistent-mongoDB1890.04Backend for the persistent library using mongoDB. (database, library, mit)2022-03-142.13.0.1GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt, aschmois
persistent-mysql2070.04Backend for the persistent library using MySQL database server. (database, library, mit, yesod)2023-12-072.13.1.5FelipeLessa, GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-mysql-haskell400.00A pure haskell backend for the persistent library using MySQL database server. (database, library, mit, program, yesod)2019-12-280.6.0naushadh
persistent-mysql-pure110.00A pure haskell backend for the persistent library using MySQL database server. (database, library, mit, program, yesod)2023-08-301.0.2Jappie
persistent-odbc180.02Backend for the persistent library using ODBC (database, library, mit, yesod)2021-01-280.2.1.1gbwey
persistent-postgresql3482.029Backend for the persistent library using postgresql. (database, library, mit, yesod)2023-09-212.13.6.1FelipeLessa, GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-qq600.01Provides a quasi-quoter for raw SQL for persistent (database, library, mit, yesod)2023-10-042.12.0.6MichaelSnoyman, parsonsmatt
persistent-ratelimit100.01A library for rate limiting activities with a persistent backend. (database, library, mit)2017-05-110.3.0.0jp_rider
persistent-spatial80.00Database agnostic, spatially indexed type for geographic points. (database, geography, library, mit)2019-01-260.1.0.0gtsteel
persistent-sqlite4660.028Backend for the persistent library using sqlite3. (database, library, mit, yesod)2023-12-072.13.3.0GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-template3370.048Type-safe, non-relational, multi-backend persistence. (database, library, mit, yesod)2021-03-302.12.0.0FelipeLessa, GregWeber, MichaelSnoyman, psibi, paulrouse, MaxGabriel, parsonsmatt
persistent-test730.01Tests for Persistent (database, library, mit, yesod)2022-04-122.13.1.3MichaelSnoyman, MaxGabriel, parsonsmatt
pg-entity250.00A pleasant PostgreSQL layer (database, library, mit)2023-12-230.0.4.4hecate
pg-extras42.00PostgreSQL database performance insights. (database, library, mit)2020-11-290.0.1pawurb
pgvector40.00pgvector support for Haskell (database, library, mit)2023-04-120.1.0ankane
phatsort130.00FAT filesystem sort utility (library, mit, program, utils)2023-05-280.6.0.0TravisCardwell
phladiprelio-general-datatype760.03Extended functionality of PhLADiPreLiO (language, library, math, mit, music, sound)2024-04-080.10.1.0OleksandrZhabenko
phladiprelio-general-shared70.01A shared by different general implementations of the PhLADiPreLiO functionality. (data, language, library, math, mit)2024-01-300.1.2.0OleksandrZhabenko
phladiprelio-general-simple1310.00A generalized functionality of PhLADiPreLiO for different languages that uses hash algorithms. (PhLADiPreLiO, language, library, math, mit, music)2024-04-100.20.0.2OleksandrZhabenko
phladiprelio-rhythmicity-shared30.03Allows to estimate some kind of the rhythmicity properties for the text (language, library, math, mit, music)2023-03-130.1.0.0OleksandrZhabenko
phladiprelio-tests50.02Common for Ukrainian and general data for test mode. (language, library, mit)2023-08-140.1.0.0OleksandrZhabenko
phladiprelio-ukrainian-shared480.01A shared by different Ukrainian implementations of the PhLADiPreLiO functionality. (data, language, library, math, mit)2024-04-080.5.0.2OleksandrZhabenko
phladiprelio-ukrainian-simple1670.00A PhLADiPreLiO implementation for Ukrainian that uses hashes and asynchronous concurrency. (PhLADiPreLiO, language, library, math, mit, music, program)2024-04-100.20.2.2OleksandrZhabenko
phonetic-languages-basis110.011A basics of the phonetic-languages (PhLADiPreLiO-related) functionality. (game, language, library, math, mit)2023-01-300.3.0.0OleksandrZhabenko
phonetic-languages-common120.03A generalization of the uniqueness-periods-vector-common package. (language, library, mit)2020-11-260.1.2.0OleksandrZhabenko
phonetic-languages-constaints (deprecated in favor of phonetic-languages-constraints)130.00Constraints to filter the needed permutations (deprecated, language, library, math, mit, phonetic-languages)2020-11-120.3.0.0OleksandrZhabenko
phonetic-languages-constraints150.02Constraints to filter the needed permutations (language, library, math, mit)2020-11-260.4.0.0OleksandrZhabenko
phonetic-languages-constraints-array420.05Constraints to filter the needed permutations (language, library, math, mit, phonetic-languages)2024-01-270.8.0.0OleksandrZhabenko
phonetic-languages-examples380.00A generalization of the uniqueness-periods-vector-examples functionality. (Ukrainian, game, language, library, math, mit, phonetic-languages, program)2021-02-020.7.0.0OleksandrZhabenko
phonetic-languages-filters-array180.02Allows to change the structure of the function output. (RealFrac, data, filters, library, mit)2023-01-310.6.0.0OleksandrZhabenko
phonetic-languages-general100.00A generalization of the uniqueness-periods-vector-general functionality. (language, library, mit, phonetic-languages)2020-11-260.3.0.1OleksandrZhabenko
phonetic-languages-permutations150.01Commonly used versions of the phonetic-languages-common package (game, language, library, math, mit, phonetic-languages)2020-11-200.2.0.0OleksandrZhabenko
phonetic-languages-permutations-array280.06Permutations and universal set related functions for the phonetic-languages series (game, language, library, math, mit, phonetic-languages)2024-01-230.5.0.0OleksandrZhabenko
phonetic-languages-phonetics-basics690.05A library for working with generalized phonetic languages usage. (game, language, library, math, mit, phonetic-languages, phonetics, program, writing-systems)2024-01-300.11.0.0OleksandrZhabenko
phonetic-languages-plus310.03Some common shared between different packages functions. (game, language, library, math, mit, phonetic-languages, program)2023-02-020.7.1.0OleksandrZhabenko
phonetic-languages-properties160.01A generalization of the uniqueness-periods-vector-properties package. (Ukrainian, language, library, mit, phonetic-languages)2021-02-020.4.0.0OleksandrZhabenko
phonetic-languages-rhythmicity650.09Allows to estimate the rhythmicity properties for the text (coherency, data, game, language, library, math, mit, phonetic-languages, polyrhythmicity, rap)2023-03-150.11.0.2OleksandrZhabenko
phonetic-languages-simplified-base400.010A basics of the phonetic-languages functionality that can be groupped. (game, language, library, math, mit, phonetic-languages)2024-03-080.9.0.0OleksandrZhabenko
phonetic-languages-simplified-common220.04A simplified version of the phonetic-languages-functionality (game, language, library, math, mit, phonetic-languages)2020-12-050.4.0.0OleksandrZhabenko
phonetic-languages-simplified-examples-array1140.00Helps to create Ukrainian texts with the given phonetic properties. (PhLADiPreLiO, Ukrainian, game, language, library, math, mit, phladiprelio, phonetic-languages, program, prosodic-languages, prosody, rumba, syllables)2022-09-130.21.0.0OleksandrZhabenko
phonetic-languages-simplified-examples-common410.01Some commonly used by phonetic-languages-simplified* series functions. (Ukrainian, game, language, library, math, mit, phonetic-languages)2023-03-150.6.2.0OleksandrZhabenko
phonetic-languages-simplified-generalized-examples-array900.00Helps to create texts with the given phonetic properties (e. g. poetic). (PhLADiPreLiO, espeak, game, ipa, language, library, math, mit, phladiprelio, phonetic-languages, phonetics, prosodic-languages, prosody, writing-systems)2022-09-140.19.0.1OleksandrZhabenko
phonetic-languages-simplified-generalized-examples-common340.01Some common code for phonetic languages generalized functionality. (game, language, library, math, mit, phonetic-languages, phonetics, writing-systems)2023-03-150.6.1.0OleksandrZhabenko
phonetic-languages-simplified-generalized-properties-array610.02Some 'properties' of the phonetic languages approach text. (game, language, library, math, mit, phonetic-languages, phonetics, writing-systems)2023-03-150.13.1.0OleksandrZhabenko
phonetic-languages-simplified-lists-examples170.00Simplified and somewhat optimized version of the phonetic-languages-examples. (Ukrainian, game, language, library, math, mit, phonetic-languages, program)2021-02-020.7.0.0OleksandrZhabenko
phonetic-languages-simplified-properties-array670.02Some properties of the data related to rhythmicity. (Ukrainian, game, language, library, math, mit, phonetic-languages)2023-03-150.17.2.0OleksandrZhabenko
phonetic-languages-simplified-properties-array-common140.03Common functionality for 'with-tuples' and old version of properties. (game, language, library, math, mit)2023-03-150.4.1.0OleksandrZhabenko
phonetic-languages-simplified-properties-array-old40.00Some properties of the data related to rhythmicity. (game, language, library, math, mit)2022-05-310.1.0.0OleksandrZhabenko
phonetic-languages-simplified-properties-lists (deprecated in favor of phonetic-languages-simplified-properties-lists-double)150.01A generalization of the uniqueness-periods-vector-properties package. (Ukrainian, deprecated, language, library, mit, phonetic-languages)2021-02-020.4.0.0OleksandrZhabenko
phonetic-languages-simplified-properties-lists-double70.02A generalization of the uniqueness-periods-vector-properties package. (language, library, math, mit)2021-02-020.2.0.0OleksandrZhabenko
phonetic-languages-ukrainian190.01Prepares Ukrainian text to be used as a phonetic language text (Ukrainian, game, language, library, mit, phonetic-languages)2020-11-280.3.0.0OleksandrZhabenko
phonetic-languages-ukrainian-array470.03Prepares Ukrainian text to be used as a PhLADiPreLiO text (Ukrainian, game, language, library, mit, phonetic-languages, program)2024-02-220.12.2.0OleksandrZhabenko
phonetic-languages-vector70.02A generalization of the functionality of the uniqueness-periods-vector package. (language, library, mit, phonetic-languages)2020-10-300.1.0.0OleksandrZhabenko
pianola (deprecated)60.01Remotely controlling Java Swing applications (deprecated, gui, jvm, library, mit)2013-09-160.1.1DanielDiazCarrete
pickle92.00Instant StatsD in Haskell (library, mit, unclassified)2020-08-201.0.1.0Luabee
picologic140.01Utilities for symbolic predicate logic expressions (library, logic, mit)2017-01-040.3.0sdiehl
picosat352.03Bindings to the PicoSAT solver (library, logic, mit)2019-12-300.1.6sdiehl
pid1350.01Do signal handling and orphan reaping for Unix PID1 init processes (library, mit, program, system)2022-11-290.1.3.1MichaelSnoyman, psibi
pinboard1190.02Access to the Pinboard API (library, mit, network-apis)2022-05-070.10.3.0jonschoning
pipes-cereal-plus (deprecated)180.02A streaming serialization library on top of "pipes" and "cereal-plus" (deprecated, library, mit, pipes, serialization)2014-10-190.4.0NikitaVolkov
pipes-csv330.02Fast, streaming csv parser (csv, library, mit, pipes)2015-11-261.4.3GabrielGonzalez, WilliamCasarin
pipes-kafka70.01Kafka in the Pipes ecosystem (library, mit, network)2017-09-080.2.0.0boothead
pipes-mongodb130.01Stream results from MongoDB (database, library, mit)2015-06-100.1.0.0WilliamCasarin
pipes-postgresql-simple (deprecated in favor of streaming-postgresql-simple, streaming-utils)210.01Convert various postgresql-simple calls to work with pipes (database, deprecated, library, mit, pipes)2017-02-070.1.3.0OliverCharles
pipes-wai280.03A port of wai-conduit for the pipes ecosystem (library, mit, pipes, web)2016-01-083.2.0IanDuncan
pit80.01Account management tool. (library, mit, program, tools)2014-09-270.3.1chiro
pitchtrack50.01Pitch tracking library (library, mit, sound)2015-10-070.1.0.1lortabac
pixelated-avatar-generator90.00A library and application for generating pixelated avatars. (graphics, image, library, mit, program)2016-08-130.1.3ExcaliburZero
piyo140.00Haskell game engine like fantasy console. (game, library, mit, program)2018-08-080.1.0.0opyapeus
pkcs760.01PKCS #7 padding in Haskell (crypto, library, mit)2015-08-141.0.0.1kisom
plex30.01run a subprocess, combining stdout and stderr (library, mit, system)2018-04-040.2.0.0phlummox
plocketed60.01plot data from stdin through socketed (mit, program, web)2017-04-130.1.0.1sencenan
plotlyhs250.01Haskell bindings to Plotly.js (charts, graphics, library, mit)2022-11-230.2.3glutamate, JonathanReeve
plotserver-api130.01Plotserver API (api, library, mit)2014-01-040.22dtorok
plow-log50.03Contravariant logging library (library, logging, mit)2022-11-230.1.6.0goodlyrottenapple, sidk
plow-log-async50.01Async IO tracer for plow-log (library, logging, mit)2022-11-280.1.4.0sidk
pocket70.01Bindings for the Pocket API (library, mit, web)2020-05-300.3.0jpvillaisaza
poker62.00Texas holdem hand evaluation and simulation. (game, library, mit, poker, program, simulation)2021-08-010.1.0.0ghais
pokitdok (deprecated)80.01PokitDok Platform API Client for Haskell (api, deprecated, library, mit)2015-03-204.1.0.2Decryptic
pollock50.00Functionality to help examine Haddock information of a module. (development, documentation, library, mit)2023-12-170.1.0.0TrevisElser
polydata80.01Wrap together data and it's constraints. (data, library, mit)2017-10-160.3.0.0clinton
polysemy-extra330.05Extra Input and Output functions for polysemy. (library, mit, polysemy)2022-09-040.2.1.0locallycompact
polysemy-fskvstore180.01Run a KVStore as a filesystem in polysemy. (library, mit, polysemy)2022-12-170.1.2.0locallycompact
polysemy-kvstore170.04KVStore effect for polysemy. (library, mit, polysemy)2022-08-110.1.3.0locallycompact
polysemy-kvstore-jsonfile130.00Run a KVStore as a single json file in polysemy. (library, mit, polysemy)2021-07-180.1.1.0locallycompact
polysemy-methodology420.05Domain modelling algebra for polysemy (library, mit, polysemy)2022-09-040.2.2.0locallycompact
polysemy-methodology-co-log30.00Logging functions for polysemy-methodology. (library, mit, polysemy)2021-07-250.1.0.0locallycompact
polysemy-methodology-composite150.02Functions for using polysemy-methodology with composite. (composite, library, mit, modelling, polysemy, polysemy-vinyl-composite, vinyl)2020-11-140.1.4.0locallycompact
polysemy-path130.01Polysemy versions of Path functions. (library, mit, polysemy)2021-07-240.2.1.0locallycompact
polysemy-several120.02Run several effects at once, taken from the polysemy-zoo. (library, mit, polysemy)2022-09-040.1.1.0locallycompact
polysemy-socket130.00Socket effect for polysemy. (library, mit, polysemy)2021-07-300.0.2.0locallycompact
polysemy-uncontrolled150.00Uncontrolled toy effect for polysemy. (library, mit, polysemy)2022-10-190.1.1.1locallycompact
polysemy-video230.01Experimental video processing DSL for polysemy. (library, mit, polysemy, video, video-polysemy)2021-07-180.2.0.1locallycompact
polysemy-vinyl200.03Functions for mapping vinyl records in polysemy. (library, mit, polysemy-vinyl)2021-07-250.1.5.0locallycompact
pomaps250.01Maps and sets of partial orders (data-structures, library, mit)2021-02-070.2.0.1sgraf812
ponder30.01PEG parser combinator (library, mit, parsing)2014-03-060.0.1matt
pool-conduit (deprecated in favor of resource-pool)230.018Resource pool allocations via ResourceT. (deprecated) (conduit, database, deprecated, library, mit, yesod)2014-04-030.1.2.3MichaelSnoyman
popkey110.00Static key-value storage backed by poppy (data, library, mit)2022-05-080.1.0.2identicalsnowflake
populate-setup-exe-cache80.01Empty Cabal package (distribution, library, mit)2014-11-271.0mietek
porcupine-core52.02Express portable, composable and reusable data tasks and pipelines (arrows, combinators, control, data, json, library, mit, numerical, pipes, program, streaming)2019-10-090.1.0.1YvesPares
porcupine-http30.00A location accessor for porcupine to connect to HTTP sources/sinks (arrows, combinators, control, data, library, mit, program, web)2019-10-090.1.0.0YvesPares
porcupine-s330.00A location accessor for porcupine to connect to AWS S3 sources/sinks (arrows, aws, cloud, combinators, control, data, library, mit, program)2019-10-090.1.0.0YvesPares
porpoise70.00A minimalist HTTP server framework written on top of wai (control, library, mit, program)2020-10-050.1.0.0sgschlesinger
portable-template-haskell-lens70.02Lenses for the AST of Template Haskell 2.11 and Template Haskell < 2.11 (language, library, mit)2016-10-280.1.0.0SimonHudon, bandali
posix-waitpid40.02Low-level wrapping of POSIX waitpid(2). (library, mit, system)2010-10-260.1RichardSmith, kriztw
posplyu100.00Sleep tracker for X11, using XScreenSaver extension and manual input. (mit, program, tools)2023-08-170.1.0.3SergeyAlirzaev
postgres-embedded220.01Library for easily running embedded PostgreSQL server for tests. (lib, library, mit)2018-02-180.2.0ilya_murzinov
postgresql-binary2520.011Encoders and decoders for the PostgreSQL's binary format (codecs, database, library, mit, parsing, postgresql)2024-01-210.13.1.3NikitaVolkov
postgresql-cube90.01Cube support for postgresql-simple (database, library, mit)2015-07-080.1.0.0inaimathi
postgresql-error-codes150.02PostgreSQL error codes (database, error-handling, library, mit, postgresql)2017-01-181.0.1NikitaVolkov
postgresql-simple-sop200.02Generic functions for postgresql-simple (library, mit, unclassified)2015-10-270.2glutamate
postgresql-simple-url300.01Parse postgres:// url into ConnectInfo (database, library, mit)2018-03-200.2.1.0phadej
postgresql-syntax390.02PostgreSQL AST parsing and rendering (database, library, mit, parsing, postgresql)2023-12-120.4.1.1NikitaVolkov
postgresql-transactional82.251a transactional monad on top of postgresql-simple (database, library, mit)2016-05-091.1.1patrick_thomson
postgrest1292.52REST API for any Postgres database (executable, library, mit, network-apis, postgresql, program)2022-07-129.0.1begriffs, steve_chavez
potoki990.07Simple streaming in IO (library, mit, streaming)2019-01-242.1.4.1NikitaVolkov, effectfully, IrinaArtemeva, vlastachu, OShev
potoki-cereal340.03Streaming serialization (library, mit, potoki, streaming)2018-09-250.3.2NikitaVolkov, IrinaArtemeva, vlastachu, OShev
potoki-conduit30.00Integration of "potoki" and "conduit" (conduit, library, mit, potoki, streaming)2019-01-160.1NikitaVolkov
potoki-core1050.07Low-level components of "potoki" (library, mit, streaming)2019-01-242.3.4.1NikitaVolkov, IrinaArtemeva, vlastachu, OShev
potoki-hasql170.01Integration of "potoki" and "hasql". (database, library, mit, streaming)2018-06-191.6NikitaVolkov, effectfully, IrinaArtemeva, vlastachu, OShev
potoki-zlib30.01Streaming ZLib decompression (compression, library, mit, potoki, streaming, zlib)2018-06-210.3IrinaArtemeva
powermate70.01bindings for Griffin PowerMate USB (hardware, library, mit, program, system)2017-01-101.0EvanMartin, GwernBranwen, ppelleti
pprecord50.00A library for pretty printing Records (library, mit, text)2020-01-230.2.0.0tdct
pptable222.02Pretty Print containers in a tabular format (library, mit, text)2018-03-170.3.0.0gdevanla
preamble1480.05Yet another prelude. (library, mit, prelude)2018-10-110.0.65markfine
precursor30.01Prelude replacement (library, mit, prelude)2016-10-260.1.0.0oisdk
predicate-class50.04Helper class for passing context along a predicate value (data, library, mit)2018-03-230.1.0.1HeliWang
prefork40.01A library for building a prefork-style server quickly (library, mit, system)2014-10-080.0.9ikehara, junjihashimoto
pregame310.02Prelude for applications (library, mit, prelude)2016-12-101.0.3.0jxv
prelude-prime (deprecated)70.01A slightly better (but conservative) Prelude (deprecated, library, mit, prelude)2013-05-230.1RomanCheplyaka
preprocessor40.01Remove cpp annotations to get the source ready for static analysis. (cpp, library, mit, source-code-analysis)2016-09-010.1.0.0meditans
pretty-html60.00Produce nice human-readable HTML (html, library, mit)2023-01-100.1.0.1chris_martin, Monoid_Mary
pretty-relative-time200.02Pretty relative time (library, mit, time)2021-11-200.3.0.0Norfair
pretty-show2752.591Tools for working with derived `Show` instances and generic inspection of values. (library, mit, program, text)2020-01-301.10IavorDiatchki
pretty-show-ansi-wl130.00Like pretty-show, but only for ansi-wl-pprint (library, mit, text)2018-11-301.9.2.1LiamOConnorDavis
prim290.00An ergonomic but conservative interface to ghc-prim (library, mit, prelude)2020-04-280.1.0.9dailectic
primesieve120.00FFI bindings for the primesieve library. (algorithms, foreign, library, math, mit, number-theory, program)2024-03-170.2.0sighingnow
primitive-extras2960.03Extras for the "primitive" library (library, mit, primitive)2023-10-170.10.1.10NikitaVolkov
print-info140.02Can be used to coordinate the printing output. (data, library, mit)2020-09-010.1.3.0OleksandrZhabenko
private-hackage-uploader92.00Upload a package to the public or private hackage, building its docs (library, mit, system)2017-10-100.2.3.0ChrisDornan
proc-net120.01Parse /proc/net/{tcp,tcp6,udp,udp6} (library, mit, network)2016-08-081.0.0.2implementation
process-extras1930.027Process extras (library, mit, system)2018-02-030.7.4DavidFox, DavidLazar
process-listlike (deprecated in favor of process-extras)180.05Process extras (deprecated, library, mit, system)2014-12-041.0DavidFox
process-sequential130.01A test suite for the complex multi files multi level processment. (library, mit, system, testing)2022-08-170.1.2.0OleksandrZhabenko
procex200.00Ergonomic process launching with extreme flexibility and speed (library, mit, shell, system)2022-08-290.3.3las
proctest250.01An IO library for testing interactive command line programs (library, mit, program, testing)2012-08-290.1.3.0NiklasHambuechen
producer30.01Simple streaming datatype (education, library, mit)2017-10-030.1.0.0etorreborre
prof-flamegraph50.00Generate flamegraphs from ghc RTS .prof files (mit, program, testing)2018-11-191.0.0fommil
profunctor-monad60.00Monadic bidirectional programming (control, library, mit)2022-05-170.2.0.0lyxia, SamFrohlich
project-m36422.00Relational Algebra Engine (library, mit, program, public-domain, relational-algebra)2024-01-130.9.9agentm
projectile70.01Go to README.md (library, mit, todo)2017-08-260.0.0.2RomanGonzalez
projectroot200.01Bindings to the projectroot C logic (library, mit, system)2015-12-200.2.0.1yamadapc
prolude (deprecated)672.00ACI Learning's custom prelude (deprecated, library, mit, prelude)2023-01-260.0.0.30fozworth, saramuse
prompt160.01Monad (and transformer) for deferred-effect pure prompt-response queries (control, library, mit)2016-05-260.1.1.2jle
proof-assistant-bot90.00Telegram bot for proof assistants (dependent-types, library, mit, program)2024-02-070.2.2swamp_agr
proof-combinators50.01Proof Combinators used in Liquid Haskell for Theorem Proving (library, mit, theorem-proving)2018-03-280.1.0.0FacundoDominguez, nikivazou
protobuf-simple310.01Simple Protocol Buffers library (proto2) (data, library, mit, program)2021-07-180.1.1.1mrijkeboer
protolude2602.5115A small prelude. (library, mit, prelude)2024-02-050.3.4sdiehl, adamwespiser
proxy60.01proxy helpers (data, library, mit)2018-05-160.1.0.0chessai
prune-juice170.00Prune unused Haskell dependencies (development, library, mit, program)2021-11-120.7dfithian
psc-ide (deprecated in favor of purescript)132.00Language support for the PureScript programming language (deprecated, development, library, mit, program, purescript)2016-02-020.6.1kritzcreek
psi90.01Yet another custom Prelude. (library, mit, prelude)2016-10-010.1.1.0fractalcat
psql-helpers120.01A small collection of helper functions to generate postgresql queries (library, mit, web)2016-03-030.1.0.0AlexanderThiemann
ptr1160.07Experimental abstractions for operations on pointers (data, library, mit, ptr)2024-01-210.16.8.6NikitaVolkov
ptr-poker670.01Pointer poking action construction and composition toolkit (data, library, memory, mit, ptr)2023-12-090.1.2.14NikitaVolkov
publicsuffix1070.01The publicsuffix list exposed as proper Haskell types (data, library, mit)2020-05-260.20200526wereHamster
publish230.00Publishing tools for papers, books, and presentations (mit, program, text)2023-02-132.5.3AndrewCowie
pubnub120.01PubNub Haskell SDK (api, cloud, library, mit, program)2014-05-051.1.1tsloughter
pugixml140.01pugixml binding. (library, mit, text, xml)2016-11-050.3.3NeilMitchell, HirotomoMoriwaki
pulse70.01Synchronize actions to a time pulse (concurrency, library, mit)2016-06-040.1.0.0AlexanderThiemann
punkt50.01Multilingual unsupervised sentence tokenization with Punkt. (library, mit, natural-language-processing, text)2014-10-170.1.1bryant
purescript-bundle-fast80.01A fast alternative to Purescript's `psc-bundle` to be used during development (development, mit, program)2015-07-310.1.0.1BitConnor
push-notify70.03A server-side library for sending push notifications. (cloud, library, mit, mobile, network)2014-03-240.1.0.1MarcosPividori
push-notify-ccs50.02A server-side library for sending/receiving push notifications through CCS (Google Cloud Messaging). (cloud, library, mit, mobile, network)2014-03-240.1.0.1MarcosPividori
push-notify-general40.01A general library for sending/receiving push notif. through dif. services. (cloud, library, mit, mobile, network)2014-03-240.1.0.1MarcosPividori
pushbullet-types220.01Datatypes used by the Pushbullet APIs (library, mit, web)2018-03-170.4.1.0tsani
pusher-haskell40.01A Pusher.com client written in Haskell (library, mit, web)2015-07-170.1.0.0sidraval
pusher-http-haskell1332.01Haskell client library for the Pusher Channels HTTP API (library, mit, network)2023-10-242.1.0.17willsewell
pusher-ws70.01Implementation of the Pusher WebSocket protocol (library, mit, network)2017-11-200.1.1.0barrucadu
puzzle-draw250.01Creating graphics for pencil puzzles. (graphics, library, mit, program)2018-07-180.3.0.0vollmert
puzzle-draw-cmdline (deprecated in favor of puzzle-draw)110.01Creating graphics for pencil puzzles, command line tools. (deprecated, graphics, mit, program)2014-04-190.1.0.4vollmert
pvss120.00Public Verifiable Secret Sharing (crypto, mit, program)2017-08-010.2.0VincentHanquez
pyffi40.01Call python inline from haskell (language, library, mit)2014-11-110.4.0.2russell91
pyfi90.01Call python inline from haskell (language, library, mit)2014-11-170.4.0.4russell91
qhs50.00Command line tool qhs, SQL queries on CSV and TSV files. (console, mit, program)2020-10-030.3.3itchyny
qq-literals160.01Compile-time checked literal values via QuasiQuoters. (library, mit, unclassified)2021-09-200.1.1.0hdgarrood
qrcode-core530.03QR code library in pure Haskell (codec, library, mit)2023-10-100.9.9alexkazik
qrcode-juicypixels500.02Converts a qrcode-core image to JuicyPixels (graphics, library, mit)2023-04-230.8.5alexkazik
quadratic-irrational250.01An implementation of quadratic irrationals (algorithms, data, library, math, mit)2020-04-150.1.1ion, Bodigrim
quantizer400.00Library to provide the behaviour similar to quantum states superposition. (library, math, mit)2024-04-070.3.1.0OleksandrZhabenko
quantum-random120.00Retrieve, store and manage real quantum random data. (library, mit, program, scientific)2017-01-140.6.4Cliff_Harvey
queryparser50.04Analysis and parsing library for SQL queries. (database, library, mit)2018-03-230.1.0.1HeliWang
queryparser-demo40.01Demo package containing queryparser examples (database, library, mit)2018-03-230.1.0.0HeliWang
queryparser-hive80.01Parsing for Hive SQL queries (database, library, mit)2018-03-230.1.0.1HeliWang
queryparser-presto90.01Parsing for Presto SQL queries (database, library, mit)2018-03-230.1.0.1HeliWang
queryparser-vertica70.01Parsing for Vertica SQL queries (database, library, mit)2018-03-230.1.0.1HeliWang
questioner60.01A package for prompting values from the command-line. (library, mit, system)2014-12-070.1.1.0yamadapc
queue-sheet30.00queue sheet utility (library, mit, program, utils)2022-03-020.7.0.2TravisCardwell
quick-schema40.01Slimmed down json schema language and validator (data, json, library, mit)2015-11-030.1.0.0benweitzman
quickcheck-higherorder150.02QuickCheck extension for higher-order properties (library, mit, testing)2022-02-030.1.0.1lyxia
quickcheck-io1720.07Use HUnit assertions as QuickCheck properties (library, mit, testing)2017-06-160.2.0SimonHengel, parsonsmatt
quickcheck-rematch30.01QuickCheck support for rematch (library, mit, testing)2013-05-190.1.0.0TomCrayford
quickcheck-report30.02Customizable reports for quickcheck properties (library, mit, testing)2016-10-280.1.0.0SimonHudon, bandali
quickcheck-special272.01Edge cases and special values for QuickCheck Arbitrary instances (library, mit, testing)2017-11-090.1.0.6minad
quickcheck-text430.03Alternative arbitrary instance for Text (library, mit, text)2016-09-220.1.2.1fractalcat
quickcheck-transformer1400.00A GenT monad transformer for QuickCheck library. (library, mit, testing)2023-02-150.3.1.2HenningThielemann
quickcheck-webdriver160.01Utilities for using WebDriver with QuickCheck (library, mit, testing)2014-10-070.1.0.7christianpbrink
quickjs-hs160.01Wrapper for the QuickJS Javascript Engine (javascript, library, mit)2021-01-060.1.2.4goodlyrottenapple, haskell_github_trust
quickselect70.01 (library, mit, unclassified)2018-05-290.1.0.0oisdk
quiver-binary90.01Binary serialisation support for Quivers (control, library, mit)2016-11-260.1.1.1IvanMiljenovic
quiver-groups50.01Group and chunk values within a Quiver (control, library, mit)2016-07-190.1.0.1IvanMiljenovic
quiver-instances100.01Extra instances for Quiver (control, library, mit)2016-11-260.2.0.1IvanMiljenovic
quiver-interleave110.01Interleave values from multiple Quivers (control, library, mit)2016-11-260.2.0.2IvanMiljenovic
quiver-sort90.01Sort the values in a quiver (control, library, mit)2016-11-260.2.0.1IvanMiljenovic
quokka70.00Test helpers which help generate data for projects that use postgresql. (database, library, mit, testing)2019-11-060.1.2shirren
r-glpk-phonetic-languages-ukrainian-durations340.00Can be used to calculate the durations of the approximations of the Ukrainian phonemes. (Ukrainian, glpk, language, library, math, mit, phonetic-languages, program)2023-02-030.5.0.0OleksandrZhabenko
raft130.01Miscellaneous Haskell utilities for data structures and data manipulation. (data, library, mit)2019-08-140.4.0.0BrianBush
rail-compiler-editor60.01Compiler and editor for the esolang rail. (language, library, mit, program)2014-07-170.3.0.0bubuiic
rakuten320.01The Rakuten API in Haskell (library, mit, web)2018-08-060.1.1.5matsubara0507
raml50.01RESTful API Modeling Language (RAML) library for Haskell (library, mit, web)2015-06-050.1.0fnoble
rampart512.250Determine how intervals relate to each other. (library, math, mit)2023-11-042.0.0.7fozworth
ramus180.01Elm signal system for Haskell (library, mit, other)2017-02-070.1.2NickSeagull
random-bytestring530.03Efficient generation of random bytestrings (library, mit, system)2021-02-150.1.4larsk, topos
random-hypergeometric30.01Random variate generation from hypergeometric distributions (library, math, mit)2015-03-300.1.0.0srijs
random-names90.01Expose Random and Arbitrary instances (library, mit, simple)2018-03-150.1.0.0aiya000
random-variates222.00"Uniform RNG => Non-Uniform RNGs" (library, mit, program, statistics)2016-05-200.1.5.1kpratt
range420.02An efficient and versatile range library. (data, library, mit)2019-10-260.3.0.2RobertMassaioli, srijs
range-set-list620.02Memory efficient sets with ranges of elements. (data, library, mit)2019-08-030.1.3.1phadej
rasa-ext-bufs40.03Rasa Ext for useful buffer utilities (extension, library, mit)2017-01-120.1.1ChrisPenner
rascal80.01A command-line client for Reddit (library, mit, program, web)2014-01-131.1.6soli
ratel1690.01Notify Honeybadger about exceptions. (exceptions, library, mit)2023-12-292.0.0.11fozworth
ratel-wai680.01Notify Honeybadger about exceptions via a WAI middleware. (exceptions, library, mit)2023-12-292.0.0.6fozworth
rattletrap2810.01Parse and generate Rocket League replays. (game, library, mit, program)2023-12-2912.1.3fozworth
raven-haskell770.04Haskell client for Sentry logging service. (library, logging, mit)2022-06-290.1.4.1AlexanderBondarenko
raven-haskell-scotty90.01Sentry http interface for Scotty web server. (library, mit, web)2013-11-250.1.0.3AlexanderBondarenko
raz50.01Random Access Zippers (algorithms, library, mit)2016-09-180.1.0.0lyxia
rbst60.00Randomized Binary Search Trees (data-structures, library, mit)2020-05-090.0.0.1ArnauAbella
rdf362.01Representation and Incremental Processing of RDF Data (data, library, mit)2023-12-230.1.0.8TravisWhitaker
rdioh70.01A Haskell wrapper for Rdio's API. (api, library, mit, network, program, web)2013-06-070.2.1AdityaBhargava
re2180.01Bindings to the re2 regular expression library (library, mit, regex)2018-12-080.3JohnMillikin, blaze
react-haskell120.01Haskell React bindings (library, mit, web)2015-07-312.0.1joelb
reactive-io (deprecated)50.01IO-oriented FRP library (control, deprecated, library, mit)2013-07-060.1RomanCheplyaka
read-ctags30.00 (library, mit, program, unclassified)2019-12-220.1.0.0joshuaclayton
read-editor222.01Opens a temporary file on the system's EDITOR and returns the resulting edits (library, mit, system)2016-01-100.1.0.2yamadapc
read-io40.01Read IO library (library, mit, system)2017-02-150.0.0.1zaidan
readcsv110.01Lightweight CSV parser/emitter based on ReadP (library, mit, web)2017-03-140.1.1gtsteel
reader-soup90.03Vinyl-based reader-like monad composition (combinators, control, library, mit)2019-10-090.1.0.1YvesPares
readshp30.02Code for reading ESRI Shapefiles. (geometry, library, mit)2016-04-260.1.0.0Samvh
reason-export110.01Generate Reason types from Haskell (library, mit, web)2019-06-010.1.2.0AndreiBarbu
reasonable-lens91.252Lens implementation. It is more small but adequately. (control, library, mit)2015-04-150.2.1.1outoftune
reasonable-operational80.02Just size Operational Monad implementation. (control, library, mit)2015-02-130.1.0.1outoftune
rebase2330.01A more progressive alternative to the "base" package (library, mit, unclassified)2023-12-091.20.2NikitaVolkov
rebindable140.01A library to facilitate rebinding of Haskell syntax (library, mit, syntax)2016-11-200.1.2sleexyz
record470.06Anonymous records (control, data-structures, library, mit, records)2016-10-240.4.2NikitaVolkov
record-aeson70.01Instances of "aeson" classes for the "record" types (data, json, library, mit, records)2015-11-060.1.1NikitaVolkov
record-preprocessor140.01Compiler preprocessor introducing a syntactic extension for anonymous records (compiler, library, mit, preprocessor, program, records)2016-10-240.1.1.1NikitaVolkov
record-syntax100.00A library for parsing and processing the Haskell syntax sprinkled with anonymous records (library, mit, parser, preprocessor, records, syntax)2016-10-240.1.1NikitaVolkov
records-th50.01Template Haskell declarations for the records package (data, library, mit)2012-08-010.1.1.0SamAnklesaria
redact110.00hide secret text on the terminal (library, mit, program, utils)2023-05-280.5.0.0TravisCardwell
redis602.02A driver for Redis key-value database (database, library, mit)2020-07-030.14.2AlexanderBogdanov, GaneshSittampalam
redis-hs270.01A simple Redis library for Haskell (database, library, mit)2010-12-180.1.2WillLangstroth
redis-job-queue70.01Simple priority job queue backed by Redis. (client, library, mit)2015-09-210.1.0TeroLaitinen
reedsolomon220.01Reed-Solomon Erasure Coding in Haskell (data, library, mit)2017-01-130.0.4.3NicolasTrangez
refcount100.01Container with element counts (data, library, mit)2014-06-080.1.2BenFoppa
reference70.03A class for references in Haskell (control, data, library, mit)2010-09-060.1MaciejPiechotka
refh70.01A command-line tool for pasting to https://www.refheap.com (mit, program, unclassified)2013-02-240.1.1AnthonyGrimes
refined782.2517Refinement types with static and runtime checking (data, library, mit)2023-04-050.8.1NikitaVolkov, chessai
refined-containers90.00Type-checked proof that a key exists in a container and can be safely indexed. (data, library, mit)2023-12-210.1.0.1mniip, typeable
refined-http-api-data30.00http-api-data instances for refined types (data, library, mit)2019-11-060.1.0.0brandonhamilton
refined-with (deprecated in favor of strongweak)130.01Refinement types with an "refinement applied" switch. (data, deprecated, library, mit)2022-04-230.3.0raehik
refined160.02Refinement types with static and runtime checking (+ Refined1) (data, library, mit)2023-05-100.9.0raehik
reflex-dom-fragment-shader-canvas180.00A reflex-dom widget to draw on a canvas with a fragment shader program (library, mit, program, web)2018-10-120.2JoachimBreitner
reflex-dom-retractable152.00Routing and retractable back button for reflex-dom (frp, gui, html, javascript, library, mit, reactive, reactivity, reflex, user-interface, user-interfaces, web)2020-11-260.1.7.0NCrashed
reflex-external-ref140.02External reference with reactivity support (frp, gui, html, javascript, library, mit, reactive, reactivity, reflex, user-interface, user-interfaces, web)2024-03-161.1.0.0NCrashed
reflex-localize180.01Localization library for reflex (frp, gui, html, javascript, library, mit, reactive, reactivity, reflex, user-interface, user-interfaces, web)2024-03-161.2.0.0NCrashed
reflex-localize-dom120.00Helper widgets for reflex-localize (frp, gui, html, javascript, library, mit, reactive, reactivity, reflex, user-interface, user-interfaces, web)2024-03-161.1.0.0NCrashed
reflex-monad-auth90.00Utilities to split reflex app to authorized and not authorized contexts (library, mit, web)2020-11-250.1.0.1NCrashed
reflex-sdl282.00SDL2 and reflex FRP (game, library, mit, program)2019-03-210.3.0.0SchellScivally
refty110.01Formatted JSON generator for API server inspired by normalizr. (library, mit, web)2017-01-100.2.0.0oreshinya
regex-applicative1632.525Regex-based parsing with applicative interface (library, mit, text)2020-07-240.3.4RomanCheplyaka
regex-generator100.00Generate a random string from a PCRE (library, mit, text)2018-12-090.1.0.3BenHamlin
registry1450.06data structure for assembling components (control, library, mit)2023-12-020.6.1.0etorreborre
registry-aeson230.00Aeson encoders / decoders (data, library, mit)2022-11-240.3.0.0etorreborre
registry-hedgehog590.00utilities to work with Hedgehog generators and `registry` (control, library, mit)2023-12-020.8.1.0etorreborre
registry-hedgehog-aeson80.00Hedgehog generators for Aeson (library, mit, test)2022-11-240.3.0.0etorreborre
registry-messagepack220.00MessagePack encoders / decoders (data, library, mit)2022-11-240.4.0.0etorreborre
registry-options80.00application options parsing (data, library, mit)2022-11-240.2.0.0etorreborre
rei302.01Process lists easily (data, mit, program)2016-12-040.4.0.3kerkomen
reified-records100.01Reify records to Maps and back again (generics, library, mit)2014-05-070.2.2jozefg
reinterpret-cast210.08Memory reinterpretation casts for Float/Double and Word32/Word64 (data, library, mit)2014-04-300.1.0NiklasHambuechen
relapse282.03Sensible RLP encoding (data, library, mit)2022-09-031.0.0.1iostat
relude1972.588Safe, performant, user-friendly and lightweight Haskell Standard Library (library, mit, prelude)2023-10-041.2.1.0tomjaguarpaw, Bodigrim, vrom911
rematch230.07A simple api for matchers (control, library, mit)2013-05-190.2.0.0TomCrayford
rematch-text100.01`rematch` matchers for Data.Text (control, library, mit)2013-05-190.1.0.2TomCrayford
remotion (deprecated)50.01A library for client-server applications based on custom protocols (deprecated, library, mit, network, protocol, service)2014-10-190.2.0NikitaVolkov
renderable230.01An API for managing renderable resources. (graphics, library, mit)2016-07-140.2.0.1SchellScivally
reorder-expression110.00Reorder expressions in a syntax tree according to operator fixities. (language, library, mit)2023-12-260.1.0.1comp
repl (deprecated)140.01IRC friendly REPL library. (deprecated, development, library, mit)2013-02-051.1MikeLedger
repline1222.255Haskeline wrapper for GHCi-like REPL interfaces. (library, mit, user-interfaces)2022-05-200.4.2.0sdiehl, adamwespiser
repr-tree-syb100.01Tree representation and pretty-printing of data structures based on SYB (debug, library, mit, pretty-printer, text, tree)2016-09-220.1.1NikitaVolkov
req-oauth260.01Provides OAuth2 authentication for use with Req (command-line, library, mit, program)2021-11-020.1.0.1rcook
req-url-extra50.01Provides URI/URL helper functions for use with Req (library, mit, network, program, web)2019-02-130.1.1.0rcook
request-monad100.01A transformer for generic requests (control, library, mit)2014-06-270.3.0.1nahiluhmot
require-callstack221.750Propagate HasCallStack with constraints (development, library, mit)2023-09-140.2.0.0parsonsmatt
rerebase1770.01Reexports from "base" with a bunch of other standard libraries (library, mit, unclassified)2023-12-091.20.2NikitaVolkov
reroute690.06abstract implementation of typed and untyped web routing (library, mit, web)2022-07-200.7.0.0AlexanderThiemann, BrandonSimmons
reserve100.01Reserve reloads web applications (mit, program, web)2021-07-120.1.2SimonHengel
resource-embed30.01Embed data files via C and FFI. (development, mit, program)2015-04-040.1.0.0TobiasDammers
resource-pool-monad80.01A monadic interface for resource-pool (control, library, mit)2015-10-240.1.0.0srijs
restyle20.01Convert between camel case and separated words style. (development, library, mit, program)2010-01-010.1.0DanielFischer
result300.01Encode success or at least one error (data, library, mit)2016-10-020.2.6.0srijs
ret250.00A tool that returns to a landmark parent directory (mit, program, tool)2023-08-130.5.0.0anselmschueler
rethinkdb-client-driver540.03Client driver for RethinkDB (database, library, mit)2017-10-110.0.25wereHamster
rethinkdb-model60.01Useful tools for modeling data with rethinkdb (database, library, mit)2015-04-150.1.0.2seanhess
retrie1970.06A powerful, easy-to-use codemodding tool for Haskell. (development, library, mit)2024-01-151.2.3AndrewFarmer, PepeIborra, watashi, xich
retroclash-lib220.01Code shared across the code samples in the book "Retrocomputing with Clash" (hardware, library, mit)2024-02-090.1.2.2GergoErdi
retroclash-sim70.00High-level simulators from the book "Retrocomputing with Clash" (graphics, hardware, library, mit)2022-02-120.1.1GergoErdi
rev-scientific100.02A library to provide special kind of big numbers writing. (data, library, math, mit)2023-06-220.2.1.0OleksandrZhabenko
rfc-env40.02Environment variable support from the Robert Fischer Commons. (envars, library, mit)2018-07-030.0.0.1RobertFischer
rfc-http-client30.01The HTTP client extensions from the Robert Fischer Commons. (library, mit, web)2018-07-030.0.0.1RobertFischer
rfc-prelude60.05The Prelude from the Robert Fischer Commons. (library, mit, prelude)2018-07-030.0.0.2RobertFischer
rfc-psql30.01The PostgreSQL extensions from the Robert Fischer Commons. (database, library, mit)2018-07-030.0.0.1RobertFischer
rfc-redis40.01The Redis extensions from the Robert Fischer Commons. (library, mit, redis)2018-07-030.0.0.1RobertFischer
rfc-servant60.01The Servant extensions from the Robert Fischer Commons. (library, mit, prelude)2018-07-030.0.0.1RobertFischer
rfc1751250.01RFC-1751 library for Haskell (crypto, library, mit)2020-06-120.1.3jprupp
rgb-color-model130.01Haskell types for working with RGB colors (library, mit, unclassified)2017-12-140.2.0.0joegesualdo
rhythmic-sequences470.02Improved library to deal with rhythmicity of short sequences (data, library, math, mit)2024-04-070.8.0.0OleksandrZhabenko
ribbit282.00Type-level Relational DB combinators. (database, library, mit)2020-04-221.1.0.1rickowens
richenv120.00Rich environment variable setup for Haskell (configuration, library, mit)2023-09-250.1.0.1DavSanchez
richreports100.02Integrated pretty-printing and error/static analysis reporting. (library, mit, text)2014-07-230.0.3.0AndreiLapets
riemann140.00A Riemann client for Haskell (library, mit, network, program)2016-02-190.1.1.0JosephAbrahamson, telser, abailly
riff110.02RIFF parser for Haskell (data, library, mit, program)2015-04-240.3.0.1RobertMassaioli
rio1842.073A standard library for Haskell (control, library, mit)2022-04-250.1.22.0MichaelSnoyman
rio-orphans740.03Orphan instances for the RIO type in the rio package (control, library, mit)2021-04-030.1.2.0MichaelSnoyman
risk-weaver130.00A DSL for Risk-oriented Object Detection Requirements (development, library, mit, program)2024-03-180.1.0.2junjihashimoto
rncryptor180.02Haskell implementation of the RNCryptor file format (library, mit, network, program)2021-04-070.3.0.2AlfredoDiNapoli
rob120.00Simple projects generator (cli, library, mit, program)2020-12-210.0.5gianlucaguarini
rocksdb-query350.02RocksDB database querying library for Haskell (database, library, mit)2020-07-230.4.2jprupp
rollbar382.01error tracking through rollbar.com (library, logging, mit)2021-05-241.1.3GregWeber, SeanLeather, jetaggart, azara, jgt, onslaughtq
rollbar-cli60.00Simple CLI tool to perform commons tasks such as tracking deploys. (library, mit, network, program)2023-01-041.0.0jsl, jpvillaisaza, stackbuilders, sestrella, DavidMazarro
rollbar-client80.03Core library to communicate with Rollbar API. (library, mit, network)2023-01-041.0.0jsl, jpvillaisaza, stackbuilders, sestrella, DavidMazarro
rollbar-wai70.01Provides error reporting capabilities to WAI based applications through Rollbar API. (library, mit, network)2023-01-041.0.0jsl, jpvillaisaza, stackbuilders, sestrella, DavidMazarro
rollbar-yesod70.00Provides error reporting capabilities to Yesod applications through Rollbar API. (library, mit, network)2023-01-041.0.0jsl, jpvillaisaza, stackbuilders, sestrella, DavidMazarro
roundRobin130.01A simple round-robin data type (concurrency, library, mit)2016-08-070.1.2.0winterland
row-types1280.013Open Records and Variants (data, data-structures, library, mit)2021-09-101.0.1.2dwincort
row-types-aeson120.00aeson instances for Open Records and Variants (data, data-structures, library, mit)2022-07-101.1.0.0dwincort
row-types-barbies90.00barbies instances for Open Records and Variants (data, data-structures, library, mit)2021-09-261.0.0.0dwincort
rspp60.01A Rational Street Performer Protocol solver (algorithms, library, mit)2015-08-230.1.0.1AlexChapman
rtorrent-rpc80.01A library for communicating with RTorrent over its XML-RPC interface. (library, mit, network)2015-03-160.2.2.0KaiLindholm
ruby-marshal180.01Parse a subset of Ruby objects serialised with Marshal.dump. (data, library, mit)2022-05-210.2.1AlfredoDiNapoli, ChrisDornan, filib, jack
ruby-qq50.01rubyish quasiquoters (library, mit, system)2013-10-220.1.0.0JoelTaylor
runtime-instances50.00Look up class instances at runtime. (library, mit, unclassified)2022-09-271.0RichardEisenberg
rz-pipe62.00Pipe interface for Rizin (library, mit, program, reverse-engineering, security)2021-01-200.1.0FlorianMaerkl
s-expression40.00simple general-purpose s-expressions (data-, library, mit, program)2017-05-010.0.0sboo
safe-coloured-text1090.08Safely output coloured text (library, mit, user-interfaces)2024-03-260.3.0.1Norfair
safe-coloured-text-gen320.01 (library, mit, unclassified)2024-03-280.0.0.3Norfair
safe-coloured-text-layout280.02Safely layout output coloured text (library, mit, user-interfaces)2024-03-260.1.0.0Norfair
safe-coloured-text-layout-gen130.00 (library, mit, unclassified)2021-06-010.0.0.0Norfair
safe-coloured-text-terminfo490.03Safely output coloured text (library, mit, user-interfaces)2024-03-260.2.0.0Norfair
safe-exceptions4012.25221Safe, consistent, and easy exception handling (control, library, mit)2023-06-260.1.7.4FrancescoMazzoli, MichaelSnoyman
safe-foldable140.01Safe wrappers for null-partial Foldable operations (library, mit, unclassified)2018-06-060.1.0.0tejon
safe-json432.250Automatic JSON format versioning (json, library, mit)2023-12-291.2.0.1nideco
safe-tensor160.00Dependently typed tensor algebra (library, math, mit)2021-02-270.2.1.1nalex
safeio360.02Write output to disk atomically (io, library, mit)2023-08-250.0.6.0luispedro
safepath40.01Safe Paths in Haskell (library, mit, system)2016-08-140.1.0.0Norfair
sajson60.00Fast JSON parsing powered by Chad Austin's sajson library (json, library, mit, program, text, web)2021-09-140.2.0.0kccqzy
salak980.010Configuration (re)Loader and Parser. (configuration, library, mit)2020-03-200.3.6leptonyu
salak-toml (deprecated)380.00Configuration Loader for toml (configuration, deprecated, library, mit)2019-08-300.3.5.3leptonyu
salak-yaml460.02Configuration Loader for yaml (configuration, library, mit)2019-08-290.3.5.3leptonyu
saltine832.259Cryptography that's easy to digest (NaCl/libsodium bindings). (cryptography, library, mit)2023-02-190.2.1.0JosephAbrahamson, amx
saltine-quickcheck50.01Quickcheck implementations for some NaCl data (cryptography, library, mit)2015-02-070.1.0.1tsuraan
salve831.52Semantic version numbers and constraints. (distribution, library, mit)2023-11-042.0.0.4fozworth
sampling310.02Sample values from collections. (library, math, mit)2020-07-310.3.5JaredTobin
samtools330.05Binding to the C samtools library (bioinformatics, library, mit)2016-05-300.2.4.3NicholasIngolia
samtools-conduit80.01Conduit interface to SAM/BAM format files through samtools (bioinformatics, library, mit, program)2014-11-290.1.1.0NicholasIngolia
samtools-enumerator60.01Enumerator interface to SamTools library (bioinformatics, library, mit)2012-01-210.1.2.1NicholasIngolia
samtools-iteratee110.01Iteratee interface to SamTools library (bioinformatics, library, mit)2014-01-240.2.2.1NicholasIngolia
sandman100.01Manages Cabal sandboxes to avoid rebuilding packages. (development, mit, program)2016-05-240.2.0.1abhinav
sarif40.00SARIF implementation for Haskell (data, library, mit)2022-12-220.1mbg
saturn350.00Handle POSIX cron schedules. (cron, library, mit)2023-11-041.0.0.3fozworth
satyros250.00Step-by-step SAT solver for educational purposes (language, library, mit)2021-11-140.3.1.4Ailrun
say792.06Send textual messages to a Handle in a thread-friendly way (library, mit, text)2018-08-150.1.0.1MichaelSnoyman
sbp2150.01SwiftNav's SBP Library (library, mit, network, program)2024-03-185.0.7ljbade, snav_jason, pcswiftnav
sc2-proto100.02A protocol buffer model for the Starcraft II bot API (library, mit, proto)2019-02-070.1.0.2spacekitteh
scalendar (deprecated)131.751A library for handling calendars and resource availability over time. (calendar, deprecated, library, mit, time)2017-10-031.2.0stackbuilders, sestrella, sebasHack, DavidMazarro
scan-metadata (deprecated)120.00Metadata types for Albedo Scanners (data, deprecated, library, mit)2019-05-310.2.1.0arbornetworks
scanf180.01Easy and type-safe format strings for parsing and printing (library, mit, text)2018-03-180.1.0.0lyxia
sci-ratio90.01Rational numbers in scientific notation. (library, mit, text)2014-12-120.2.1.0Rufflewind
scientist70.01A Haskell library for carefully refactoring critical paths. (library, mit, utils)2022-05-200.0.0.0PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
scotty-blaze (deprecated)30.01blaze-html integration for Scotty (deprecated, library, mit, web)2013-09-040.1.3WilliamCasarin
scotty-fay110.01Fay integration for Scotty. (development, fay, library, mit, web)2013-12-120.1.1hdgarrood
scotty-form140.00Html form validation using `ditto` (library, mit, web)2022-08-210.4.1.0goolord
scotty-params-parser90.01HTTP-request's query parameters parser abstraction for "scotty" (library, mit, parser, web)2016-06-010.5.1.1NikitaVolkov
scotty-path-normalizer62.01Redirect to a normalized path (library, mit, web)2018-10-220.1.0.0chris_martin
scotty-view30.00 (library, mit, program, web)2016-04-141.0.0Philemon
scrapbook70.00collect posts of site that is wrote in config yaml using feed or scraping (library, mit, program, web)2020-12-050.5.0matsubara0507
scrapbook-core30.01Core Package for scrapbook (library, mit, web)2020-12-050.5.0matsubara0507
sdf2p1-parser90.01A parser for SDF version 2.1 using Parsec (library, mit, text)2015-01-290.1.1kojung
sdl-try-drivers110.00small testing tool for sdl2 and accelerated drivers (graphics, mit, program)2019-12-010.0.0.2typetetris
sdl2-cairo270.01Render with Cairo on SDL textures. (graphics, library, mit)2017-08-130.2apirogov
sdl2-cairo-image80.01An image loading and rendering library for sdl2 / sdl2-cairo (graphics, library, mit)2015-11-141.0.0.2jaiyalas
sdl2-gfx150.06Haskell bindings to SDL2_gfx (foreign, graphics, library, mit, program)2021-09-150.3.0.0SinisaBidin, locallycompact
sdl2-image380.09Haskell bindings to SDL2_image (foreign, graphics, image, library, mit, program)2021-09-152.1.0.0SinisaBidin, cailei, ccll, locallycompact
secp256k1-haskell1100.07Bindings for secp256k1 (crypto, library, mit)2024-03-141.2.0jprupp
secureUDP60.01Setups secure (unsorted) UDP packet transfer. (library, mit, network)2017-01-140.1.1.3autopawn
seitz-symbol30.00Read and Display Seitz Symbol (chemistry, library, mit)2020-08-090.1.0.0narumij
selda1122.54Multi-backend, high-level EDSL for interacting with SQL databases. (database, library, mit)2022-09-180.5.2.0AntonEkblad
selda-json200.02JSON support for the Selda database library. (database, library, mit)2022-09-180.1.1.1AntonEkblad
selda-postgresql650.02PostgreSQL backend for the Selda database EDSL. (database, library, mit)2022-09-180.1.8.2AntonEkblad
selda-sqlite540.01SQLite backend for the Selda database EDSL. (database, library, mit)2022-09-180.1.7.2AntonEkblad
selective3292.2515Selective applicative functors (control, library, mit)2023-03-050.7snowleopard
selenium-server30.01Run the selenium standalone server for usage with webdriver (library, mit, testing)2014-02-120.1.0.0JoelTaylor
selfrestart70.01Restarts the current executable (on binary change) (library, mit, unclassified)2014-02-100.1.0NiklasHambuechen, PatrickChilton
semantic92.250Framework and service for analyzing and diffing untrusted code. (language, library, mit)2019-06-020.0.0patrick_thomson
semantic-source280.07Types and functionality for working with source code (data, library, mit)2024-03-130.2.0.1patrick_thomson, tclem, robrix, dcreager, aymannadeem, joshvera, maxbrunsfeld, rewinfrey
semi-iso160.05Weakened partial isomorphisms, reversible computations. (control, data, library, mit)2014-12-121.0.0.0pawel834
semiring-num732.02Basic semiring class and instances (data, library, mit)2019-11-231.6.0.4oisdk
semver-range530.01An implementation of semver and semantic version ranges. (library, mit, unclassified)2019-06-240.2.8thinkpad20
sendgrid-haskell30.01Sengrid API (library, mit, web)2015-04-211.0owainlewis
sendgrid-v3280.01Sendgrid v3 API library (library, mit, network)2023-04-251.0.0.1AdityaManthramurthy, PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, marcelbuesing, FreckleEngineering
sensei280.01Automatically run Hspec tests on file modifications (development, mit, program)2023-11-030.8.0SimonHengel
sensenet30.01Distributed sensor network for the raspberry pi (mit, program, unclassified)2014-09-300.1.0.0rossdylan
seocheck30.00Check for common SEO mistakes on CI (library, mit, program, unclassified)2022-05-090.1.0.0Norfair
seqloc280.03Handle sequence locations for bioinformatics (bioinformatics, library, mit)2015-01-160.6.1.1NicholasIngolia
seqloc-datafiles210.01Read and write BED and GTF format genome annotations (bioinformatics, library, mit, program)2015-03-200.4.2NicholasIngolia
serf90.01Interact with Serf via Haskell. (library, mit, system)2015-05-210.1.1.0IanDuncan
serial-test-generators150.01Test your 'Aeson' 'Serialize' and 'Binary' instances for stability over time (library, mit, test)2014-12-230.1.3scottmurphy09
serialize-instances30.02Instances for Serialize of cereal (data, library, mit)2016-10-280.1.0.0SimonHudon, bandali
serokell-util (deprecated)692.51General-purpose functions by Serokell (deprecated, library, mit, utils)2018-08-080.10.0serokell
servant-aeson-specs350.02generic tests for aeson serialization in servant (library, mit, web)2018-05-110.6.2.0SoenkeHahn, scottmurphy09, mchaver, scottfleischmanplow
servant-combinators70.00Extra servant combinators for full WAI functionality. (library, mit, web)2023-04-210.0.2TheWizardTower
servant-docs-simple120.00Generate endpoints overview for Servant API (library, mit, utility)2021-09-210.4.0.0HolmuskTechTeam
servant-errors590.00Servant Errors wai-middlware (library, mit, network, servant)2022-04-250.1.7.0epicallan
servant-fiat-content (deprecated)60.00Fiat content types (deprecated, library, mit, servant, web)2022-01-081.0.1
servant-generic (deprecated in favor of servant)130.03Specify Servant APIs with records. (deprecated, library, mit, web)2018-07-060.1.0.3PatrickChilton
servant-github-webhook300.01Servant combinators to facilitate writing GitHub webhooks. (library, mit, web)2019-08-210.4.2.0tsani
servant-hmac-auth150.00Servant authentication with HMAC (cryptography, library, mit, web)2023-12-070.1.6vrom911, HolmuskTechTeam
servant-kotlin320.01Automatically derive Kotlin class to query servant webservices (library, mit, web)2019-09-040.1.1.9matsubara0507
servant-matrix-param160.01Matrix parameter combinator for servant (library, mit, web)2016-11-030.3.3SoenkeHahn, jkarni
servant-options280.02Provide responses to OPTIONS requests for Servant applications. (library, mit, web)2017-04-040.1.0.0LyndonMaydwell
servant-pandoc232.01Use Pandoc to render servant API documentation (library, mit, servant, web)2018-01-160.5.0.0IvanMiljenovic, MatthiasFischmann, mpickering, maksbotan, arianvp
servant-pushbullet-client210.00Bindings to the Pushbullet API using servant-client (library, mit, web)2018-02-110.5.0.0tsani
servant-rate-limit110.00Rate limiting for Servant (library, mit, security)2022-03-300.2.0.0mbg
servant-serf650.00Automatically generate Servant API modules. (library, mit, program, web)2024-01-240.3.1.6fozworth, goolord
servant-serialization90.00 (library, mit, program, serialization, servant)2023-10-300.3plredmond
servant-tracing130.00 (library, mit, unclassified)2021-12-190.2.0.0ChrisCoffey
servant-typed-error50.01Typed error wrapper for Servant (library, mit, servant, web)2022-11-280.1.2.0sidk
serverless-haskell1390.01Deploying Haskell code onto AWS Lambda using Serverless (aws, cloud, library, mit, network)2021-04-060.12.6AlexeyKotlyarov, brian_jing
serversession250.06Secure, modular server-side sessions. (library, mit, web)2022-07-041.0.3FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier, ncaq
serversession-backend-acid-state200.01Storage backend for serversession using acid-state. (library, mit, web)2022-07-191.0.5FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier, ncaq
serversession-backend-persistent180.01Storage backend for serversession using persistent and an RDBMS. (library, mit, web)2022-07-232.0.1FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier, ncaq
serversession-backend-redis270.01Storage backend for serversession using Redis. (library, mit, web)2022-07-191.0.5FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier, ncaq
serversession-frontend-snap110.01Snap bindings for serversession. (library, mit, web)2017-03-031.0.1FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier, ncaq
serversession-frontend-wai170.01wai-session bindings for serversession. (library, mit, web)2022-07-191.0.1FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier, ncaq
serversession-frontend-yesod140.01Yesod bindings for serversession. (library, mit, web)2022-07-231.0.1FelipeLessa, GregWeber, MichaelSnoyman, MichaelXavier, ncaq
servius490.01Warp web server with template rendering (mit, program, web)2018-08-021.2.3.0MichaelSnoyman
setenv1250.017A cross-platform library for setting environment variables (library, mit, system)2015-01-110.1.1.3SimonHengel
setop130.00Perform set operations on files. (library, mit, program, tools)2017-12-310.1.0.1fmind
sexpr-parser160.00Simple s-expression parser (command-line, library, mit, program)2022-03-110.2.2.0rcook
sha-validation120.00Validation SHA Implementations (data, library, mit)2022-08-200.1.0.0larsk
shadowsocks290.01A fast SOCKS5 proxy that help you get through firewalls (library, mit, program, web)2018-04-081.20180408rnons
shake-path60.01path alternatives to shake functions (development, library, mit, shake)2018-01-160.0.0.1Norfair
shake-plus752.02Re-export of Shake using well-typed paths and ReaderT. (development, library, mit, shake)2021-07-100.3.4.0locallycompact
shake-plus-extended280.01Experimental extensions to shake-plus (development, library, mit, shake)2020-09-190.4.1.0locallycompact
shakebook510.00Shake-based technical documentation generator; HTML & PDF (library, mit, web)2020-11-050.13.1.0locallycompact
shakers1160.00Shake helpers. (development, library, mit)2018-10-110.0.50markfine
shakespeare3982.085A toolkit for making compile-time interpolated templates (library, mit, web, yesod)2023-09-112.1.0.1GregWeber, MichaelSnoyman, psibi, parsonsmatt
shakespeare-css (deprecated in favor of shakespeare)950.013Stick your haskell variables into css at compile time. (deprecated) (deprecated, library, mit, web, yesod)2014-03-301.1.0GregWeber, MichaelSnoyman
shakespeare-i18n (deprecated in favor of shakespeare)210.04A type-based approach to internationalization. (deprecated) (deprecated, library, mit, web, yesod)2014-03-301.1.0GregWeber, MichaelSnoyman
shakespeare-js (deprecated in favor of shakespeare)470.021Stick your haskell variables into javascript/coffeescript at compile time. (deprecated) (deprecated, library, mit, web, yesod)2014-03-301.3.0GregWeber, MichaelSnoyman
shakespeare-text (deprecated in favor of shakespeare)580.015Interpolation with quasi-quotation: put variables strings (deprecated) (deprecated, library, mit, web, yesod)2014-03-301.1.0GregWeber, MichaelSnoyman
shannon-fano140.01Shannon-fano compression algorithm in Haskell (codec, library, mit, program)2020-06-021.0.0.0bolt12
shared-memory200.01POSIX shared memory (library, mit, unclassified)2023-03-180.2.0.1NiklasHambuechen
sharedio70.01Bundles shared calls to IO functions to perform them only once (concurrency, library, mit)2013-09-180.1.0JohnLato, NiklasHambuechen
shellwords510.02Parse strings into words, like a shell would (library, mit, text)2022-07-200.1.3.1PatrickBrisbin
shift280.01A tool to quickly switch between directories (mit, program, tools)2020-07-190.2.1.3vmchale
shikensu490.01Run a sequence of functions on in-memory representations of files (filesystem, library, mit)2022-01-090.4.1icidasset
shimmer170.01The Reflective Lambda Machine (compilers-interpreters, library, mit, program)2019-02-060.1.3.4BenLippmeier
shine142.251Declarative graphics for the browser using GHCJS (graphics, javascript, library, mit, web)2020-01-040.2.0.4fgaz
shine-examples40.00Examples for the shine package (game, graphics, javascript, mit, web)2020-01-040.1fgaz
shine-varying52.01FRP interface for shine using the varying package (frp, graphics, javascript, library, mit, web)2016-04-220.1.0.0fgaz
shortbytestring (deprecated in favor of bytestring)122.00Additional ShortByteString API (deprecated, library, mit, system)2021-12-080.2.1.0maerwald
show-combinators1250.06Combinators to write Show instances (library, mit, text)2020-03-220.2.0.0lyxia
shwifty70.00Generate swift types from haskell types. (codegen, library, mit, templatehaskell, text)2020-05-310.0.3.0chessai
signal1032.02Multiplatform signal support for Haskell (library, mit, program, system)2017-08-090.1.0.4danilo2, PiotrMlodawski, iamrecursion
simdutf100.00A Haskell interface to simdutf (library, mit, unclassified)2023-10-240.1.0SimonHengel
simfin30.00A library to fetch and parse financial data from the SimFin(+) API. (finance, library, mit, program, web)2022-05-211.0.0414owen
simple-logger570.03A very simple but efficient logging framework (library, logging, mit)2020-12-130.1.1AlexanderThiemann
simple-logging160.01Logging effect to plug into the simple-effects framework (library, logging, mit)2018-10-150.2.0.5darwin226
simple-media-timestamp190.07A very simple timestamp type. (library, media, mit)2022-08-240.2.1.0locallycompact
simple-media-timestamp-attoparsec150.01Attoparsec parser for simple-media-timestamp. (library, media, mit)2021-07-180.1.0.0locallycompact
simple-media-timestamp-formatting80.03Formatting for simple-media-timestamp (library, media, mit)2021-07-250.1.1.0locallycompact
simple-nix100.02Simple parsing/pretty printing for Nix expressions (library, mit, nix)2015-06-230.1.0.4thinkpad20
simple-tabular30.02Simple tabular-text formatter (library, mit, text)2012-12-130.1.0.0BartonMassey
simple-units100.00Simple arithmetic with SI units using type-checked dimensional analysis. (library, mit, numeric, numerical)2021-02-271.0.2groscoe
sink (deprecated)60.01An alternative to lazy I/O that doesn't conflate execution with evaluation (control, data, deprecated, library, mit, system)2011-08-270.1.0.1JakeMcArthur
siren-json220.01Siren Tools for Haskell (data, library, mit)2019-02-180.3.1.1alunduil
sixty-five-oh-two130.01An eDSL for writing 65(C)02 bytecode. (dsl, library, mit)2018-05-311.2.0.0aearnus
sized-grid152.01Multidimensional grids with sized specified at compile time (data, library, mit)2019-09-130.2.0.1edwardwas
sjsp30.01Simple JavaScript Profiler (compiler, mit, program)2015-07-050.1.0itchyny
skeleton30.01a tool to access the OSX keychain (mit, program, utility)2015-07-070.1.0.0rnhmjoj
skeletons30.01Manage project skeletons (development, mit, program)2015-09-080.4.0WilliamCasarin
skemmtun30.01A MyAnimeList.net client. (mit, program, web)2015-12-050.1.0.0nyorem
skip-list110.01An implementation of pure skip lists (data, library, mit)2017-07-220.1.0.1gmalecha
skip-var162.00Skip variables (concurrency, library, mit)2018-12-240.1.1.0dtaskoff
skopedate60.00Check dates of container images (mit, program, utility)2023-08-110.1JensPetersen
skulk90.01Eclectic collection of utility functions (control, library, mit)2016-06-050.1.3.0geekyfox
skylighting-extensions (deprecated)80.01Customized Skylighting syntax highlighters (deprecated, library, mit, text)2019-02-081.0.0.0chris_martin, Monoid_Mary
skylighting-modding (deprecated)80.02Utilities for modifying Skylighting syntaxes (deprecated, library, mit, text)2019-02-081.0.0.0chris_martin, Monoid_Mary
skype4hs40.01Skype Desktop API binding for Haskell (library, mit, network)2014-04-010.0.0.0emonkak
slack30.01Haskell API for interacting with Slack (library, mit, network)2014-12-290.1.0.0dhrosa
slack-api362.51Bindings to the Slack RTM API. (library, mit, program, web)2017-03-020.12mpickering, asayers, rickeyski
slack-notify-haskell130.01Slack notifier for Haskell project. (library, mit, program, web)2015-02-260.2.3tattsun
slack-progressbar110.00 (library, mit, program, unclassified)2020-07-170.1.0.1thomasjm
slack-verify52.00Slack API Request Verification HMAC (library, mit, web)2018-12-220.1.0.0kkweon
slack-web620.01Bindings for the Slack web API (library, mit, web)2022-12-161.6.1.0igrep, EmmanuelTouzery, jpvillaisaza, parsonsmatt, danielbrice, jade
slate330.00A note taking CLI tool. (library, mit, program, unclassified)2019-05-100.13.1.0evuez
slave-thread622.05A fundamental solution to ghost threads and silent exceptions (concurrency, concurrent, error-handling, exceptions, failure, library, mit)2023-10-171.1.0.3NikitaVolkov
slim30.01Functional reactive user interface programming (gui, library, mit)2016-08-300.0.1jvdp
slot-lambda110.01Write lambdas without naming the parameters. (language, library, mit)2014-04-080.1.0.3ducis
smh120.00String manipulation tool written in haskell (cli-tool, library, mit, program)2024-03-150.2.1danirybe
smtlib-backends512.04Low-level functions for SMT-LIB-based interaction with SMT solvers. (library, mit, smt)2023-02-060.3FacundoDominguez
smtlib-backends-process492.01An SMT-LIB backend running solvers as external processes. (library, mit, smt)2023-02-060.3FacundoDominguez
smtlib-backends-tests92.00Testing SMT-LIB backends. (library, mit, smt, testing)2023-02-060.3FacundoDominguez, qaristote
smtlib-backends-z3112.01An SMT-LIB backend implemented using Z3's C API. (library, mit, smt)2024-01-290.3.1FacundoDominguez
snail130.00A programming language with no semantics (library, mit, parsing)2023-09-010.1.2.1chiroptical
snake30.01A basic console snake game. (game, mit, program)2016-05-300.1.0.0alaminium
snap-accept100.02Accept header branching for the Snap web framework (library, mit, web)2017-06-260.2.1TimothyJones
snap-routes30.01Typesafe URLs for Snap applications. (library, mit, network)2016-05-160.0.1AnupamJain
snaplet-css-min90.01A Snaplet for CSS minification (library, mit, web)2014-03-170.1.2TimothyJones
snaplet-hasql120.01A Hasql snaplet (library, mit, web)2015-06-251.0.2MikeLedger
snaplet-purescript280.01Automatic (re)compilation of purescript projects (library, mit, web)2021-04-090.6.0.0AlfredoDiNapoli, MikolajKonarski
snaplet-rest40.01REST resources for the Snap web framework (library, mit, web)2013-10-200.1.0TimothyJones
snaplet-riak110.01A Snaplet for the Riak database (database, library, mit)2017-11-100.2.1.1PaulWilson, lambda_foo
snappy-conduit30.01Conduit bindings for Snappy (see snappy package) (codec, library, mit)2015-02-100.1.0.0toru_tomita
snipcheck120.01Markdown tester (development, library, mit)2018-10-140.1.0.3nmattia
snowtify120.01snowtify send your result of `stack build` (`stack test`) to notify-daemon :dog2: (mit, program, simple)2017-07-280.1.0.3aiya000
soap721.753SOAP client tools (library, mit, web)2018-03-160.2.3.6AlexanderBondarenko
soap-openssl130.01TLS-enabled SOAP transport (using openssl bindings) (library, mit, web)2015-03-250.1.0.2AlexanderBondarenko
soap-tls160.01TLS-enabled SOAP transport (using tls package) (library, mit, web)2018-03-160.1.1.4AlexanderBondarenko
socket632.08An extensible socket library. (library, mit, network, system)2020-06-290.8.3.0LarsPetersen
socket-sctp90.01STCP socket extensions library. (library, mit, network, socket, system)2016-11-260.3.0.0LarsPetersen, shlevy
socket-unix110.02Unix domain sockets (library, mit, network, system)2017-02-250.2.0.0VyacheslavHashov
socketed30.00simpe tool to serve piped data over http and websocket (library, mit, program, web)2017-04-130.1.0.0sencenan
socketio140.01Socket.IO server (library, mit, web)2014-05-140.1.3TingYenLai
socketson40.00A small websocket backend provider. (library, mit, network, program)2016-02-220.1.0.0apho
solar90.00Simple library for solar calculations (astronomy, library, mit)2019-04-270.1.0.0tsahyt
solga70.01Simple typesafe web routing (library, mit, web)2016-11-070.1.0.2PatrickChilton
solga-swagger80.01Swagger generation for Solga (library, mit, web)2016-11-070.1.0.2PatrickChilton
solr190.01A minimal Solr client library (library, mit, unclassified)2017-07-010.4.3NikitaVolkov
solve140.01Solving simple games (game, library, mit, program)2018-12-031.3JoeHurd
sorted40.01Efficient, type-safe sorted sequences (data, library, mit)2013-11-150.0.1JosephAbrahamson
souffle-dsl30.00Haskell EDSL for Souffle (dsl, library, logic-programming, mit)2021-04-110.1.0luc_tielen
souffle-haskell470.01Souffle Datalog bindings for Haskell (bindings, foreign-binding, library, logic-programming, mit)2024-01-034.0.0luc_tielen
sound-change40.00Apply sound changes to words (language, library, linguistics, mit)2023-10-140.1.0.0OwenBechtel
soyuz40.01DCPU-16 architecture utilities for Notch's 0x10c game. (compilers-interpreters, library, mit, program)2012-04-100.0.0AlexKropivny
spars30.00A sparse set-based parsing library for Haskell. (library, mit, text)2020-08-260.1.0.0anselmschueler
sparse-tensor220.00typesafe tensor algebra library (algebra, data, library, math, mit)2021-02-270.2.1.5nalex, TobiReinhart
special-values200.01Typeclass providing special values (library, mit, testing)2017-11-090.1.0.0minad
speedy-slice370.01Speedy slice sampling. (library, math, mit)2021-02-210.3.2JaredTobin
sphinxesc70.00Transform queries for sphinx input (library, mit, program, text)2017-03-230.1.0.1mackeyrms
spice300.01An FRP-based game engine written in Haskell. (frp, library, mit)2014-09-050.5.0.0Crockeo
spir-v90.01Some utilities for reading and writing SPIR-V files (language, library, mit)2016-02-160.0.1.0jophish, expipiplus1
split-channel230.01Control.Concurrent.Chan split into sending and receiving halves. (concurrency, library, mit)2013-03-170.2.0.1LeonSmith
splitter30.01Use numerical ranges to split out certain lines from a file. (mit, program, text)2013-07-010.1.0.0RobertMassaioli
sproxy (deprecated in favor of sproxy2)170.01HTTP proxy for authenticating users via OAuth2 (deprecated, mit, program, web)2016-11-200.9.9ip1981
sproxy-web80.01Web interface to sproxy database (mit, program, web)2016-06-180.4.1ip1981
sproxy2290.01Secure HTTP proxy for authenticating users via OAuth2 (databases, mit, program, web)2019-09-061.97.1ip1981
spsa80.01Simultaneous Perturbation Stochastic Approximation Optimization Algorithm (library, math, mit, optimization)2014-01-200.2.0.0yanatan16
sqids300.00A small library that lets you generate YouTube-looking IDs from numbers. (library, mit, web)2024-03-080.2.2.0arbelos
sql-simple110.05common middle-level sql client. (database, library, mit)2014-07-100.3.1HirotomoMoriwaki
sql-simple-mysql70.01mysql backend for sql-simple (database, library, mit)2014-07-100.3.0HirotomoMoriwaki
sql-simple-pool30.01conection pool for sql-simple (database, library, mit)2014-07-100.3.0HirotomoMoriwaki
sql-simple-postgresql90.01postgresql backend for sql-simple (database, library, mit)2014-07-100.3.0HirotomoMoriwaki
sql-simple-sqlite110.01sqlite backend for sql-simple (database, library, mit)2014-07-100.3.0HirotomoMoriwaki
srt130.03The data type for SRT files. (library, media, mit)2022-08-240.1.2.0locallycompact
srt-attoparsec70.01Attoparsec parser for the SRT format. (library, media, mit)2021-07-180.1.0.0locallycompact
srt-dhall80.00Dhall Encoder/Decoder for SRT. (library, media, mit)2021-07-250.1.0.0locallycompact
srt-formatting80.01Format an SRT. (library, media, mit)2021-07-250.1.0.0locallycompact
sshd-lint30.01Check sshd configuration for adherence to best practices (mit, program, system)2015-02-030.1.0.1jsl, stackbuilders
ssv140.01Comma-separated-value (CSV) read, show and write routines (library, mit, program, text)2014-09-150.3BartonMassey
stable-heap80.01Purely functional stable heaps (fair priority queues) (data-structures, library, mit)2023-08-130.2.1.0JakeMcArthur
stable-memo250.01Memoization based on argument identity (data, library, mit)2023-08-140.4.0JakeMcArthur
stache1102.06Mustache templates for Haskell (library, mit, program, text)2023-06-232.3.4jsl, stackbuilders, sestrella, mrkkrp, felixminom
stack-bump30.01Dead simple version bumping for hpack packages (development, mit, program)2017-07-130.7.1.0yamadapc
stack-run421.751An equivalent to cabal run for stack. (development, mit, program)2017-05-120.1.1.4yamadapc
stack-run-auto130.00Initial project template from stack (development, library, mit, program)2016-06-070.1.1.4yamadapc
stack-tag80.00Create etags for Haskell projects based on Stack snapshots (library, mit, program, unclassified)2018-09-150.2.0ChristopherReichert
stack-type50.01The basic stack type (library, mit, simple)2017-01-130.1.0.0aiya000
stack-yaml80.01Parse a stack.yaml file (development, distribution, library, mit)2017-12-080.1.0.0phlummox
stack2nix190.00Convert stack.yaml files into Nix build instructions. (distribution, library, mit, nix, program)2019-04-290.2.3domenkozar, iohk_devops
stackage480.01Dummy package forcing installation of other Stackage packages (development, library, mit)2015-05-060.7.3.2ChrisDone, DanBurton, MichaelSnoyman
stackage-build-plan (deprecated in favor of stackage-curator)70.01Calculate and print (in different formats) Stackage build plans (deprecated, distribution, library, mit, program)2015-05-100.1.1.0MichaelSnoyman
stackage-cabal (deprecated in favor of stack)60.01A CLI executable for cabal-based stackage commands (deprecated, development, library, mit, program)2015-05-060.1.1DanBurton
stackage-cli (deprecated in favor of stack)180.01A CLI library for stackage commands (deprecated, development, library, mit, program)2015-05-060.1.0.2ChrisDone, DanBurton, MichaelSnoyman
stackage-curator680.02Tools for curating Stackage bundles (distribution, library, mit, program)2018-03-110.16.0.0MichaelSnoyman
stackage-install200.02Secure download of packages for cabal-install (distribution, library, mit, program)2016-07-180.1.2MichaelSnoyman
stackage-metadata (deprecated)100.01DEPRECATED Grab current metadata for all packages (deprecated, distribution, library, mit, program)2015-05-140.3.0.0MichaelSnoyman
stackage-query151.751Tool for querying Stackage (distribution, mit, program)2019-05-070.2.0JensPetersen
stackage-sandbox (deprecated in favor of stack)160.01Work with shared stackage sandboxes (deprecated, development, library, mit, program)2015-09-010.1.6ChrisDone, DanBurton, MichaelSnoyman, borsboom
stackage-setup (deprecated in favor of stack)100.01An executable for downloading a Haskell setup (deprecated, development, library, mit, program)2015-05-140.0.2DanBurton
stackage-types (deprecated in favor of stackage-curator)130.03Shared data types between various Stackage packages (data, deprecated, library, mit)2016-01-201.2.0MichaelSnoyman
stackage-update280.02Update your package index incrementally (requires git) (distribution, library, mit, program)2015-05-120.1.2ChrisDone, MichaelSnoyman
stackage-upload (deprecated in favor of stack)180.01A more secure version of cabal upload which uses HTTPS (deprecated, distribution, library, mit, program)2016-09-060.1.0.6MichaelSnoyman, lehins
stackctl1050.00 (library, mit, program, unclassified)2024-04-081.6.1.1PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
standalone-derive-topdown72.01This package will derive class instance along the data type declaration tree. (Deprecated) (development, library, mit)2020-02-090.0.0.2songzh
standalone-haddock370.01Generate standalone haddock documentation for a set of packages (distribution, mit, program)2019-11-091.4.0.0KarlVoelker, RomanCheplyaka
state-codes220.01ISO 3166-2:US state codes and i18n names (data, library, mit)2017-10-170.1.3acamino
static-ls80.00See README on Github for more information (development, library, mit, program)2024-02-040.1.2suzzr0
statistics-hypergeometric-genvar40.01Random variate generation from hypergeometric distributions (library, math, mit, statistics)2015-03-260.1.0.0srijs
statistics-linreg1312.02Linear regression between two samples, based on the 'statistics' package. (library, math, mit, statistics)2014-08-220.3AlpMestanogullari
statsd-client170.01Statsd UDP client (library, mit, network)2016-09-090.3.0.0keith_duncan, tclem
statsd-datadog60.01DataDog-flavored StatsD client. (library, mit, network)2015-01-240.2.0.0AlexanderBondarenko
statsdi50.01A lovely [Dog]StatsD implementation (library, metrics, mit)2018-10-250.2.0.0iostat
steambrowser40.01List and launch steam games from the cli (game, mit, program)2014-12-180.1.0.0hunteriam
stemmer-german91.51Extract the stem of a German inflected word form. (library, mit, nlp)2017-09-300.1.1.1implementation
stm-actor380.00A simplistic actor model based on STM (control, library, mit)2023-04-200.3.1.0sgschlesinger
stm-containers2412.031Containers for STM (concurrency, data-structures, library, mit, stm)2023-10-171.2.0.3NikitaVolkov
stm-hamt2380.01STM-specialised Hash Array Mapped Trie (concurrency, data-structures, library, mit, stm)2023-10-171.2.0.14NikitaVolkov
stm-incremental160.00A library for constructing incremental computations (concurrency, control, library, mit)2023-02-020.1.1.0sgschlesinger
stm-queue190.01An implementation of a real-time concurrent queue (data, library, mit)2023-01-170.2.0.0sgschlesinger
stooq-api150.00A simple wrapper around stooq.pl API for downloading market data. (library, mit, web)2023-02-040.4.2.0alojzyleszcz
store2000.027Fast binary serialization (data, library, mit, serialization)2023-10-060.7.18MichaelSloan, MichaelSnoyman, borsboom, fpcomplete, philipp
store-core1000.06Fast and lightweight binary serialization (data, library, mit, serialization)2024-02-160.4.4.7MichaelSloan, MichaelSnoyman, borsboom, fpcomplete, philipp
store-streaming280.01Streaming interfaces for `store` (data, library, mit, serialization)2023-10-060.2.0.5MichaelSloan
str40.01A type class to abstract between many different string types. (library, mit, text)2014-07-160.1.0.0thinkpad20
stratosphere2082.252EDSL for AWS CloudFormation (aws, cloud, library, mit)2022-07-050.60.0jdreaver, mbj
stream70.01Initial project template from stack (data, library, mit)2016-04-200.1.0.0MichaelSnoyman
streaming-benchmarks80.01Measures and compares the performance of streaming libraries (benchmark, mit, streaming, streamly)2021-07-030.3.0harendra
streaming-bracketed150.01A resource management decorator for "streaming". (data, library, mit, streaming)2020-06-150.1.1.0DanielDiazCarrete
streaming-cassava340.05Cassava support for the streaming ecosystem (data, library, mit, streaming)2021-02-280.2.0.0IvanMiljenovic, OliverCharles
streaming-commons4912.062Common lower-level functions needed by various streaming data libraries (data, library, mit)2023-04-030.2.2.6MichaelSnoyman
streaming-concurrency200.01Concurrency support for the streaming ecosystem (data, library, mit, streaming)2019-05-130.3.1.3IvanMiljenovic, OliverCharles
streaming-conduit150.03Bidirectional support between the streaming and conduit libraries (data, library, mit, streaming)2023-05-130.1.3.0IvanMiljenovic, OliverCharles
streaming-process30.01Streaming support for running system process (data, library, mit, streaming)2018-05-230.1.0.0IvanMiljenovic
streaming-sort70.01Sorting streams (data, library, mit, streaming)2018-03-230.1.0.2IvanMiljenovic
streaming-wai160.03Streaming Wai utilities (library, mit, web)2015-11-300.1.1WilliamCasarin
streaming-with200.08with/bracket-style idioms for use with streaming (data, library, mit, streaming)2021-08-290.3.0.0IvanMiljenovic, OliverCharles
strelka (deprecated)240.02A simple, flexible and composable web-router (deprecated, library, mit, web)2019-04-242.0.5NikitaVolkov
strelka-core170.02Core components of "strelka" (library, mit, unclassified)2019-12-160.3.1NikitaVolkov
strelka-wai170.01WAI compatibility layer for "strelka" (library, mit, unclassified)2018-03-151.0.1.1NikitaVolkov
strict-impl-params50.00Plugin for making top-level implicit parameters strict (development, library, mit)2022-11-181.0.0AndrasKovacs
strict-list2570.02Strict linked list (data, library, mit)2023-11-170.1.7.4NikitaVolkov
strict-wrapper112.00Lightweight strict types (data, library, mit)2021-11-120.0.0.0tomjaguarpaw
strict-writer (deprecated in favor of writer-cps-mtl)150.01A stricter writer, which uses StateT in order to avoid space leaks. (control, deprecated, library, mit)2017-02-100.4.0.0oisdk
string-interpreter340.02Is used in the phonetic languages approach (e. g. in the recursive mode). (Ukrainian, language, library, mit, phonetic-languages)2023-01-300.8.0.0OleksandrZhabenko
string-transform250.02simple and easy haskell string transform wrapper (library, mit, text)2019-07-021.1.1ncaq
string-variants312.01Constrained text newtypes (data, library, mit)2024-03-040.3.1.0BorisLykah, parsonsmatt, danielbrice, jade
stringable (deprecated)220.014A Stringable type class, in the spirit of Foldable and Traversable (bytestring, data, deprecated, library, mit, text)2014-05-020.1.3JohnWiegley, KetilMalde
stringbuilder610.01A writer monad for multi-line string literals (library, mit, testing)2018-02-080.5.1SimonHengel
stringlike30.01Transformations to several string-like types (library, mit, text)2013-03-210.0.0FedorGogolev
strings420.07Functions for working with strings, including Text, ByteString, etc. (library, mit, string, text, utility)2013-05-261.1JulianFleischer
stripe-concepts342.03Types for the Stripe API (library, mit, web)2023-06-271.0.3.3chris_martin, Monoid_Mary
stripe-core430.04Stripe API for Haskell - Pure Core (library, mit, web)2020-09-022.6.2DavidJohnson
stripe-haskell722.251Stripe API for Haskell (library, mit, web)2020-09-022.6.2DavidJohnson
stripe-http-client170.01Stripe API for Haskell - http-client backend (library, mit, web)2020-09-022.6.2DavidJohnson
stripe-http-streams (deprecated in favor of stripe-http-client)330.02Stripe API for Haskell - http-streams backend (deprecated, library, mit, web)2018-11-142.4.1DavidJohnson
stripe-scotty262.00Listen for Stripe webhook events with Scotty (library, mit, web)2023-06-271.1.0.4chris_martin, Monoid_Mary
stripe-signature272.01Verification of Stripe webhook signatures (library, mit, web)2023-06-271.0.0.16chris_martin, Monoid_Mary
stripe-tests270.01Tests for Stripe API bindings for Haskell (library, mit, web)2020-09-022.6.2DavidJohnson
stripe-wreq302.00Use the Stripe API via Wreq (library, mit, web)2023-06-271.0.1.16chris_martin, Monoid_Mary
stripeapi152.00Stripe-Library (library, mit, psp)2022-06-263.0.0.0remo_doerig, joel_fisch
strive1620.01A client for the Strava V3 API. (api, library, mit)2023-12-296.0.0.11taylorfausak, fozworth
strong-path262.00Strongly typed paths in Haskell. (filepath, filesystem, library, mit, system)2022-03-171.1.4.0Martinsos
strongweak360.01Convert between strong and weak representations of types (data, library, mit)2024-04-030.6.1raehik
stt70.01A monad transformer version of the ST monad (control, library, mit)2016-11-060.2.1mckeankylej
stunclient60.01RFC 5389: Session Traversal Utilities for NAT (STUN) client (library, mit, network)2014-02-040.1.0.1PhilippBalzarek
stutter80.00(Stutter Text|String)-Utterer (library, mit, program, tools)2018-10-140.1.0.2nmattia
subG370.015Some extension to the Foldable and Monoid classes. (data, development, library, mit)2023-01-250.6.1.0OleksandrZhabenko
subG-instances100.04Additional instances for the InsertLeft class from subG package. (data, development, library, mit)2020-11-190.1.0.0OleksandrZhabenko
sublists210.01Allows to split lists into sublists with some patterns by quantity. (data, library, lists, mit)2023-05-040.2.0.1OleksandrZhabenko
subnet190.01subnetting calculator (library, mit, network)2015-02-130.0.1.2gcganley
success (deprecated in favor of transformers, validation-selective, validation)272.06A version of Either specialised for encoding of success or failure (data, deprecated, failure, library, mit)2016-02-070.2.6NikitaVolkov
successors140.01An applicative functor to manage successors (control, library, mit)2022-01-100.1.0.3JoachimBreitner
sum-type-boilerplate110.01Library for reducing the boilerplate involved with sum types (library, mit, th, types)2017-07-310.1.1jdreaver
summer410.00An implementation of extensible products and sums (data, library, mit)2023-01-080.3.7.2sgschlesinger
super-user-spark292.00Configure your dotfile deployment with a DSL. (library, mit, program, system)2020-01-260.4.0.4Norfair
supervisors120.01Monitor groups of threads with non-hierarchical lifetimes. (concurrency, library, mit)2021-01-270.2.1.0isd
supplemented100.01Early termination for monads (library, mit, parsing)2016-06-020.5.1NikitaVolkov
swagger-petstore (deprecated in favor of openapi-petstore)230.01Auto-generated openapi-petstore API Client (deprecated, library, mit, web)2018-05-160.0.2.0jonschoning
syfco30.01Synthesis Format Conversion Tool / Library (library, mit, program, syntcomp)2017-07-031.1.0.0kleinreact
symbol-parser190.00Type level string parser combinators (data, library, mit, types)2024-04-190.2.0raehik
symengine110.01SymEngine symbolic mathematics engine for Haskell (ffi, library, math, mit, symbolic-computation)2016-06-100.1.2.0bollu
symengine-hs70.00SymEngine symbolic mathematics engine for Haskell (ffi, library, math, mit, program, symbolic-computation)2016-03-050.1.1.0bollu
sync-mht360.01Fast incremental file transfer using Merkle-Hash-Trees (library, mit, program, utility)2016-07-160.3.8.5emink
syntax150.04Reversible parsing and pretty-printing. (data, library, mit)2014-12-121.0.0.0pawel834
syntax-attoparsec90.01Syntax instances for Attoparsec. (data, library, mit)2014-12-121.0.0.0pawel834
syntax-example130.01Example application using syntax, a library for abstract syntax descriptions. (data, mit, program)2014-12-121.0.0.0pawel834
syntax-example-json70.01Example JSON parser/pretty-printer. (data, mit, program)2014-12-121.0.0.0pawel834
syntax-pretty (deprecated in favor of syntax-printer)70.01Syntax instance for pretty, the pretty printing library. (data, deprecated, library, mit)2014-11-230.2.0.0pawel834
syntax-printer50.01Text and ByteString printers for 'syntax'. (data, library, mit)2014-12-121.0.0.0pawel834
syntaxnet-haskell40.01Working with Google's SyntaxNet output files - CoNLL, Tree (library, mit, nlp)2017-07-280.1.1.0MichalGajda, sigrlami
sys-auth-smbclient80.02Auth with smbclient command (library, mit, system)2013-06-162.0.0.0KazuoKoga
system-argv0150.04Get argv[0] as a FilePath. (library, mit, system)2011-11-180.1.1JohnMillikin
system-canonicalpath160.01Abstract data type for canonical paths with some utilities (library, mit, system)2015-03-030.3.2.0d12frosted
system-extra40.01A bunch of system utilities used by other projects (library, mit, system)2017-07-310.1.0abailly
system-fileio (deprecated in favor of directory)1360.059Consistent filesystem interaction across GHC versions (deprecated) (deprecated, library, mit, system)2018-09-050.3.16.4JohnMillikin, MichaelSnoyman
system-filepath (deprecated in favor of filepath)1730.0123High-level, byte-based file and directory path manipulations (deprecated) (deprecated, library, mit, system)2018-01-180.4.14JohnMillikin, MichaelSnoyman
system-info642.251Get the name of the operating system (library, mit, system)2021-03-220.5.2dtaskoff
system-test120.00Runs system tests of applications. (library, mit, program, testing)2016-05-220.1.2ExcaliburZero
systemd-socket-activation180.00Let systemd bind the server's socket for you (library, mit, network, system)2023-02-261.1.0.1chris_martin, Monoid_Mary
table40.01Simple tool to generate tables from DSV input (mit, program, text)2015-01-020.1.0.0DanielChoi
table-tennis90.01A table tennis game tracking engine (game, library, mit)2015-01-170.1.0.3thelollies
tagged-binary220.01Provides tools for serializing data tagged with type information. (data, library, mit, serialization-)2017-07-310.2.0.1jle
tagged-timers40.01Simple wrappers for timing IO actions (single-threaded) (library, mit, system)2016-03-200.1.0.0ranjitjhala
tailfile-hinotify180.01Tail files in Unix, using hinotify. (library, mit, system)2018-11-062.0.0.0DanielDiazCarrete
tailwind90.01Tailwind wrapped in Haskell (library, mit, program, web)2022-04-030.3.0.0sridca
takahashi110.01create slide for presentation. (control, library, mit)2015-07-140.2.2.0outoftune
tal30.01An implementation of Typed Assembly Language (Morrisett, Walker, Crary, Glew) (language, library, mit)2016-08-230.1.0.0sweirich
tao (deprecated)130.01Type-level assertion operators. (deprecated, library, mit, testing)2018-03-201.0.0jship
tao-example (deprecated)130.01Example usage of the tao package. (deprecated, library, mit, testing)2018-03-201.0.0jship
tar-conduit1442.07Extract and create tar files using conduit for streaming (data-conduit, mit)2024-01-060.4.1MichaelSnoyman, SimonMarechal, lehins
target140.01Generate test-suites from refinement types. (library, mit, program, testing)2015-09-010.2.0.1EricSeidel
taskpool (deprecated in favor of async-pool)150.01Manage pools of possibly interdependent tasks using STM and async (deprecated, library, mit, system)2014-08-190.1.0JohnWiegley
tasty5582.5108Modern and extensible testing framework (library, mit, testing)2023-09-101.5AndreasAbel, EdwardKmett, OliverCharles, RomanCheplyaka, bergey, Bodigrim
tasty-auto (deprecated in favor of tasty-discover)110.00Auto discovery for Tasty with support for ingredients and test tree generation (deprecated, library, mit, program, testing)2017-03-040.2.0.0minad
tasty-bench1002.02Featherlight benchmark framework (benchmarking, development, library, mit, performance, testing)2023-09-100.3.5Bodigrim
tasty-bench-fit90.00Determine time complexity of a given function (development, library, mit)2023-05-010.1Bodigrim
tasty-dejafu1040.02Deja Fu support for the Tasty test framework. (library, mit, testing)2023-09-112.1.0.1barrucadu
tasty-discover1572.255Test discovery for the tasty framework. (library, mit, program, testing)2022-07-085.0.0newhoggy, haskellworks
tasty-expected-failure1912.07Mark tasty tests as failure expected (library, mit, testing)2021-02-160.12.3JoachimBreitner
tasty-golden2341.757Golden tests support for tasty (library, mit, testing)2022-01-052.3.5AndreasAbel, OliverCharles, RomanCheplyaka
tasty-hslua600.00Tasty helpers to test HsLua. (foreign, library, mit)2024-01-181.1.1tarleb
tasty-html650.02Render tasty output to HTML (library, mit, program, testing)2024-01-010.4.2.2RomanCheplyaka, jdnavarro, 414owen
tasty-hunit3142.2534HUnit support for the Tasty test framework. (library, mit, testing)2023-09-100.10.1AndreasAbel, OliverCharles, RomanCheplyaka, Bodigrim
tasty-inspection-testing850.01Inspection testing support for tasty (library, mit, testing)2024-01-270.2.1Bodigrim
tasty-json130.00JSON reporter for the tasty testing framework (library, mit, network)2020-04-300.1.0.0larsk
tasty-kat380.01Known Answer Tests (KAT) framework for tasty (library, mit, tasty-kat)2015-01-200.0.3VincentHanquez
tasty-lua1102.01Write tests in Lua, integrate into tasty. (foreign, library, mit)2024-01-181.1.1tarleb
tasty-quickcheck3082.2521QuickCheck support for the Tasty test framework. (library, mit, testing)2023-09-100.10.3AndreasAbel, OliverCharles, RomanCheplyaka, Bodigrim
tasty-silver1340.02A fancy test runner, including support for golden tests. (library, mit, testing)2023-10-203.3.1.3AndreasAbel, PhilippHausmann
tasty-smallcheck1062.010SmallCheck support for the Tasty test framework. (library, mit, testing)2020-12-180.8.2AndreasAbel, OliverCharles, RomanCheplyaka, Bodigrim
tasty-stats190.01Collect statistics of your Tasty testsuite (library, mit, testing)2018-05-120.2.0.4minad
tasty-tap210.01TAP (Test Anything Protocol) Version 13 formatter for tasty (library, mit, testing)2019-11-140.1.0MichaelXavier
tds40.00Pure Haskell TDS protocol implementation. Mainly for beam-mssql and beam-sybase (database, library, mit, program)2019-03-180.1.0.0TravisAthougies
teardown370.04Build safe and composable teardown sub-routines for resources (library, mit, system)2019-01-300.5.0.1RomanGonzalez
techlab50.00Bleeding edge prelude (library, mit, prelude)2020-12-090.1.1.0locallycompact
technique90.00Procedures and Sequences (library, mit, program, tools)2020-11-080.2.5AndrewCowie
teeth50.01Dental data types (anatomy, library, mit)2016-10-270.2.0.2jophish, expipiplus1
telega710.00Telegram Bot API binding (control, data, library, mit)2020-01-300.3.0iokasimovmt
teleport60.00A tool to quickly switch between directories (library, mit, program, tools)2016-01-050.0.0.10bollu
template-haskell-compat-v02081040.012Backward-compatibility layer for Template Haskell newer than 2.8 (compatibility, library, mit, templatehaskell)2023-10-140.1.9.3NikitaVolkov
template-haskell-util140.02Some utilities for template Haskell. (library, mit, template-haskell)2015-03-020.1.1.0songzh
templatepg (deprecated in favor of postgresql-typed)160.01A PostgreSQL access library with compile-time SQL type inference (database, deprecated, library, mit)2015-12-210.2.8ChrisForno
templater130.01Simple string templater (library, mit, text)2015-04-300.0.3.0geraud
term-rewriting442.252Term Rewriting Library (library, logic, mit)2019-09-020.4.0.2BertramFelgenhauer, MartinAvanzini
termplot50.01Plot time series in your terminal using commands stdout (console, mit, program)2015-11-190.1.0.0jimenezrick
test-framework-golden (deprecated in favor of tasty-golden)270.01Golden tests support for test-framework (deprecated, library, mit, testing)2015-04-281.1.3.3OliverCharles, RomanCheplyaka
test-fun120.01Testable functions (library, mit, testing)2020-02-240.1.0.0lyxia
test-monad-laws100.00Laws for mtl classes as QuickCheck properties. (library, mit, test)2020-09-260.0.0.0lyxia
test-shouldbe (deprecated in favor of hspec-expectations)130.02Catchy combinators for HUnit (deprecated, library, mit, testing)2015-04-040.2.1.1
testbench280.01Create tests and benchmarks together (library, mit, testing)2019-05-070.2.1.3IvanMiljenovic
testcontainers252.250Docker containers for your integration tests. (development, library, mit)2023-02-200.5.0.0alexbiehl
testloop120.01Quick feedback loop for test suites (development, library, mit, testing)2013-08-100.1.1.0RomanGonzalez
text-and-plots110.01EDSL to create HTML documents with plots based on the C3.js library. (library, mit, text)2015-04-070.2.1.0andersjel
text-builder1932.016Efficient strict text builder (builders, library, mit, text)2023-11-040.6.7.2NikitaVolkov
text-builder-dev1330.02Edge of developments for "text-builder" (builders, library, mit, text)2023-11-040.3.4.2NikitaVolkov
text-display732.256A typeclass for user-facing output (library, mit, text)2024-04-070.0.5.2hecate
text-normal110.01Unicode-normalized text (data, library, mit)2014-04-220.2.1.0JoelTaylor
text-render170.03A type class for rendering objects as text, pretty-printing, etc. (library, mit, text)2017-09-010.1.0.3thinkpad20
text-stream-decode (deprecated in favor of streaming-commons)210.04Streaming decoding functions for UTF encodings. (deprecated) (data, deprecated, library, mit, text)2014-03-260.1.0.5MichaelSnoyman
text-utils160.01Various text utilities (library, mit, web)2020-05-180.1.1.0AlexanderThiemann
textmatetags80.01A simple Haskell program to provide tags for Haskell code completion in TextMate (compilers-interpreters, mit, program)2011-03-260.0.1.2AlessandroVermeulen
textual (deprecated in favor of string-conversions, string-convert)70.01Textual type class for data that represent text (deprecated, library, mit, text)2016-01-310.2.0.0marcosdumay
th-cas80.01Compile-time CAS(Computer Algebra System) (library, math, mit, numeric)2015-11-160.1.0junjihashimoto
th-instance-reification150.03Fixed versions of instances reification functions (library, mit, template-haskell)2020-03-260.1.5.1NikitaVolkov
th-lego380.05Template Haskell construction utilities (library, mit, template-haskell)2023-12-090.3.0.3NikitaVolkov
th-printf340.09Quasiquoters for printf (library, mit, text)2023-07-160.8JudeTaylor
th-utilities1990.09Collection of useful functions for use with Template Haskell (library, mit, template-haskell)2022-09-210.2.5.0MichaelSloan
theatre82.01Minimalistic actor library (actors, concurrency, library, mit)2022-04-021.0.0.2NikitaVolkov
theatre-dev250.00Minimalistic actor library experiments (actors, concurrency, library, mit)2023-11-070.5.0.1NikitaVolkov
themoviedb350.02Haskell API bindings for http://themoviedb.org (api, library, mit, network, program)2022-07-131.2.2PeterJones
thock70.00A modern TUI typing game featuring online racing against friends. (game, library, mit, program)2021-01-150.2.1.0rmehri01
thread-hierarchy320.01Simple Haskell thread management in hierarchical manner (concurrency, library, mit)2020-07-290.3.0.2nshimaza
thread-supervisor200.00A simplified implementation of Erlang/OTP like supervisor over thread (concurrency, library, mit)2020-08-080.2.0.0nshimaza
threads-supervisor360.02Simple, IO-based library for Erlang-style thread supervision (concurrency, library, mit, program)2022-06-071.2.0.2AlfredoDiNapoli, MikolajKonarski
throwable-exceptions260.01throwable-exceptions gives the easy way to throw exceptions (exception, library, mit)2017-09-140.1.0.9aiya000
thumbnail-plus170.01Generate thumbnails easily and safely. (graphics, library, mit)2015-06-141.0.5FelipeLessa
tianbar820.01A desktop bar based on WebKit (library, mit, program, system)2017-02-051.2.5AlexeyKotlyarov
ticket-management70.00A basic implementation of a personal ticket management system (development, library, mit, program)2021-08-200.2.0.0sgschlesinger
tiempo80.01Specify time intervals in different units (secs, mins, hours, etc.) (data, library, mit, time)2015-09-010.0.1.1RomanGonzalez
tightrope70.01Nice API for a Slackbot (library, mit, web)2014-07-270.2.0.0ian
tikzsd100.00A program for generating LaTeX code of string diagrams. (library, math, mit, program)2021-05-041.0.0anthonyywang
time-domain170.02A library for time domains and durations (frp, library, mit)2024-01-020.1.0.3turion
time-manager2600.05Scalable timer (library, mit, system)2023-08-170.0.1KazuYamamoto
time-units-types150.01Type-level representations of time durations. (data, library, mit)2022-03-300.2.0.1mbg
time-warp142.01Distributed systems execution emulation (control, library, mit, network)2017-03-181.1.1.2jagajaga, gromak, volhovm, martoon, serokell
timecalc40.01 (console, mit, program)2011-05-020.1.1ChrisEidhof
timeout130.02Generalized sleep and timeout functions (concurrency, control, library, mit)2014-08-020.1.1FedorGogolev
timespan300.08Useful timespan datatype and functions (library, mit, web)2020-05-240.4.0.0AlexanderThiemann
timestamp170.02Space-efficient Unix timestamp and utilities (library, mit, time)2018-04-190.2NikitaVolkov, effectfully, IrinaArtemeva, vlastachu, izubkov, OShev
timestamper110.01Read standard input and prepend each line with a timestamp (mit, program, system)2015-07-311.0.3kisom
tini60.00Tiny INI file and configuration library with a minimal dependency footprint. (configuration, library, mit)2020-10-050.1.0.1AntonEkblad
tinkoff-invest-sdk80.00gRPC based SDK for Tinkoff Invest API V2 (finance, library, mit)2023-01-150.1.1.1mi11er
tinyid72.00A secure URL-friendly string ID generator (data, library, mit)2024-02-100.1.1.0maxine
tinytemplate72.01A tiny text templating library (library, mit, text)2015-09-080.1.2.0PhilFreeman, karchie
tld220.01This project separates subdomains, domains, and top-level-domains from URLs. (library, mit, network)2017-10-240.3.0.2jp_rider
token-limiter-concurrent140.00A thread-safe concurrent token-bucket rate limiter that guarantees fairness (library, mit, unclassified)2024-03-120.1.0.0Norfair
token-search30.00 (library, mit, program, unclassified)2019-12-220.1.0.0joshuaclayton
tokenify60.01A regex lexer (library, mit, parser)2015-05-170.1.2.0akst
tokenizer60.00Check uniqueness and tokenize safely (library, mit, text)2022-09-200.1.0.0lev_135
tonalude220.01A standard library for Tonatona framework. (control, library, mit, tonatona)2023-08-290.2.0.0arowM, qnoyxu
tonaparser200.06Scalable way to pass runtime configurations for tonatona (library, mit, system, tonatona)2023-08-290.2.0.0arowM, qnoyxu
tonatona260.05meta application framework (framework, library, mit, tonatona, web)2023-08-290.2.0.0arowM, qnoyxu
tonatona-google-server-api230.00tonatona plugin for google-server-api (database, library, mit, tonatona, web)2022-06-210.3.0.0arowM, qnoyxu
tonatona-logger220.01tonatona plugin for logging. (library, mit, system, tonatona)2023-08-290.3.0.0arowM, qnoyxu
tonatona-persistent-postgresql200.00tonatona plugin for accessing PostgreSQL database. (database, library, mit, tonatona)2023-08-290.2.0.0arowM, qnoyxu
tonatona-persistent-sqlite100.00tonatona plugin for accessing Sqlite database. (database, library, mit, tonatona)2023-08-290.2.0.0arowM, qnoyxu
tonatona-servant230.00tonatona plugin for servant. (library, mit, servant, tonatona, web)2023-08-290.2.0.0arowM, qnoyxu
toodles660.01Manage the TODO entries in your code (library, mit, program, project-management)2019-07-191.2.3aviaviavi
total-maps160.01Dense and sparse total maps. (containers, data, data-structures, library, mit)2015-11-191.0.0.3pawel834
touched80.01Library (and cli) to execute a procedure on file change. (library, mit, program, system)2015-03-270.2.0.1crough
trace160.02A monad transformer for tracing provenience of errors (control, library, mit)2015-04-150.2.0.0JonSterling
tracked-files40.00Package to list all tracked and untracked existing files via Git. (library, mit, program, system)2020-03-030.1.0.0joshuaclayton
tracy130.01Convenience wrappers for non-intrusive debug tracing (development, library, mit)2016-10-170.1.4.0dredozubov
traildb210.01TrailDB bindings for Haskell (database, library, mit)2018-10-220.1.4.1Adeon
transaction240.02Monadic representation of transactions. (data, library, mit)2023-06-050.1.1.4arowM
transient662.54composing programs with multithreading, events and distributed computing (concurrency, control, library, mit)2020-07-240.7.0.0AlbertoCorona, geraldus
transient-universe480.03fully composable remote execution for the creation of distributed systems (control, distributed-computing, library, mit, program)2020-07-290.6.0.1AlbertoCorona, geraldus
translatable-intset50.01Integer sets with a constant time translate operation. (data-structures, library, mit)2011-02-040.1JannisHarder
translate-cli60.00Translation cli tool (cli, library, mit, program)2017-10-151.0.0.0andys8
trasa132.06Type Safe Web Routing (library, mit, web)2019-07-190.4.1andrewthad, mckeankylej, chessai, goolord
trasa-client120.01Type safe http requests (library, mit, web)2019-03-240.4andrewthad, mckeankylej, chessai, goolord
trasa-reflex60.01Reactive Type Safe Routing (library, mit, text)2017-06-170.2andrewthad, mckeankylej, chessai
trasa-server212.03Type safe web server (library, mit, web)2019-07-190.5.4andrewthad, mckeankylej, chessai, goolord
trasa-th40.00Template Haskell to generate trasa routes (library, mit, web)2019-03-240.4chessai
traverse-with-class520.04Generic applicative traversals (data, library, mit)2021-06-211.0.1.1AdamBergmark, RomanCheplyaka, SjoerdVisscher
travis50.01A simple client implementation using Travis CI API. (library, mit, web)2015-09-080.1.0.1tomtau
treefold110.01Provides folds which try to combine elements in a balanced way. (data, library, mit)2017-10-040.2.0.0oisdk
tripLL30.01A very simple triple store (database, library, mit)2015-11-300.1.0.0apho
trust-chain130.00An implementation of a trust chain (crypto, cryptography, library, mit)2021-09-190.1.3.0sgschlesinger
truthy80.00Generalized booleans and truthy values. (data, library, mit)2022-07-050.3.0.1anselmschueler
tsvsql70.01Template tsv into SQL (mit, program, text)2016-07-090.2.1.0DanielChoi
ttc750.02Textual Type Classes (data, library, mit, text)2023-12-031.4.0.0TravisCardwell
ttrie250.03Contention-free STM hash map (concurrency, library, mit)2021-10-300.1.2.2MichaelSchroeder
tttool (deprecated)560.01Working with files for the Tiptoi® pen (deprecated, mit, program, reverse-engineering)2019-03-301.8.1JoachimBreitner
tuple-morph40.02Morph between tuples, or convert them from and to HLists. (data, library, mit)2014-11-220.1.0.0pawel834
turing-machines60.01A simple simulator for Turing machines (library, math, mit)2016-07-240.1.0.1jariazavalverde
turkish-deasciifier90.00Haskell port of Deniz Yuret's Turkish deasciifier. (language, library, mit, program)2015-07-220.1.0.0cattheory
twentyseven50.00Rubik's cube solver (algorithms, library, mit, program)2016-03-160.0.0lyxia
twhs30.01CLI twitter client. (library, mit, program, web)2014-06-020.1.0.3ShinichiroSuzuki
twill50.01Twilio API interaction (library, mit, service)2012-11-080.1.0.3JosephAbrahamson
twitch332.253A high level file watcher DSL (library, mit, system)2018-12-120.1.7.2JonathanFischoff, AndreasSchacker
twitter-feed (deprecated)450.01Client for fetching Twitter timeline via Oauth (deprecated, library, mit, web)2016-10-170.2.0.11jsl, stackbuilders, sestrella, mrkkrp, jmorocho
tx40.01Persistent transactions on top of STM. (database, library, mit)2013-09-300.1.0.0MichaelSchroeder
tyfam-witnesses150.01Provide proof witnesses for closed type family evaluation (development, library, mit)2018-11-130.1.1.2GaborGreif
type-indexed-queues80.01Queues with verified and unverified versions. (data-structures, library, mit)2017-04-270.2.0.0oisdk
type-level-bytestrings110.00Tools for manipulating type-level bytes and bytestrings (bytestring, data, library, mit, types)2024-04-120.1.0raehik
type-level-kv-list320.03Type level Key-Value list. (data, library, mit)2023-02-102.0.2.0arowM
type-level-kv-list-esqueleto80.00Make Esqueleto handy with type-level-kv-list (data, library, mit)2022-10-310.1.0.1arowM
type-level-kv-list-persistent150.00Make Persistent Raw SQL handy with type-level-kv-list (data, library, mit)2023-09-140.2.0.1arowM, qnoyxu
type-map290.01Type-indexed maps (data, library, mit)2022-01-050.1.7.0lyxia
type-reflection40.01Support functions to work with type representations. (library, mit, unclassified)2022-09-271.0RichardEisenberg
type-structure50.01Type structure analysis (data, library, mit)2014-04-040.1.1NikitaVolkov
type-tree90.01Tree representations of datatypes (language, library, mit)2018-04-070.2.0.1JudeTaylor
typed-digits70.00Digits, indexed by their base at the type level (data, library, mit)2019-12-120.1.0.0arran
typed-process4551.7562Run external processes, with strong typing of streams (library, mit, system)2023-10-080.2.11.1MichaelSnoyman, tomjaguarpaw
typed-streams50.01A stream based replacement for lists (data, library, mit)2017-03-180.1.0.1clinton
typed-uuid190.01Phantom-Typed version of UUID (data, library, mit)2021-11-200.2.0.0Norfair
typed-wire240.00Language-independent type-safe communication (library, mit, program, web)2016-06-140.3.1.1AlexanderThiemann
typelits-witnesses612.257Existential witnesses, singletons, and classes for operations on GHC TypeLits (data, library, mit)2023-11-290.4.0.1jle
types-compat60.014ghc-7.6/7.8 compatible GHC.TypeLits, Data.Typeable and Data.Proxy. (compatibility, library, mit)2015-02-280.1.1HirotomoMoriwaki
typescript-docs80.01A documentation generator for TypeScript Definition files (language, mit, program)2014-01-070.0.3PhilFreeman
typst-symbols2460.02Symbol and emoji lookup for typst language (library, mit, text)2024-03-170.1.6JohnMacFarlane
udp-streaming70.01Streaming to and from UDP socket (library, mit, network, streaming)2018-03-180.2.0.0mihaigiurgeanu
ueberzug60.00Haskell bindings for ueberzug to display images in the terminal (graphics, library, mit)2022-03-230.2.0.0yctsui
uid110.01Simple unique identifier datatype, serializable and encodable as base32 (data, library, mit)2013-08-110.1.0.1PhilHargett
ukrainian-phonetics-basic490.05A library to work with the basic Ukrainian phonetics and syllable segmentation. (Ukrainian, language, library, mit, phonetic-languages, syllable-segmentation)2020-12-050.4.1.0OleksandrZhabenko
ukrainian-phonetics-basic-array600.011A library to work with the basic Ukrainian phonetics and syllable segmentation. (Ukrainian, language, library, mit, phonetic-languages, phonetics, syllable-segmentation)2024-04-070.10.0.0OleksandrZhabenko
ukrainian-phonetics-basic-array-bytestring60.02A library to work with the basic Ukrainian phonetics and syllable segmentation. (Ukrainian, language, library, mit, phonetics)2022-08-090.1.1.0OleksandrZhabenko
ukrainian-phonetics-common80.02A library to work with the basic Ukrainian phonetics and syllable segmentation. (Ukrainian, language, library, mit, phonetics)2023-02-020.2.0.0OleksandrZhabenko
ulid-tight40.00Another ULID implementation with tight memory representation (data, library, mit)2023-10-190.1ijaketak
unbeliever262.00Opinionated Haskell Interoperability (mit, system)2021-10-230.11.0.1AndrewCowie
uniform-io170.01Uniform IO over files, network, anything. (library, mit, system)2016-04-021.2.0.0marcosdumay
union-find-array300.03union find data structure (algorithms, data, library, mit)2021-07-220.1.0.3BertramFelgenhauer, MartinAvanzini
unionmount110.03Union mount filesystem paths into Haskell datastructures (filesystem, library, mit)2023-08-090.2.2.0sridca
uniq-deep220.01uniq-deep (console, mit, program, public-domain)2021-07-051.2.1ncaq
unique-lang40.00Esoteric programming language where each number can only appear once (compilers-interpreters, mit, program)2022-07-290.1.0.0OwenBechtel
uniquely-represented-sets30.01 (library, mit, unclassified)2018-01-150.1.0.0oisdk
uniqueness-periods110.02Can be used to produce the 'uniquenessPeriods' function and related functionality. (Ukrainian, language, library, mit, uniqueness-periods)2020-08-180.2.0.0OleksandrZhabenko
uniqueness-periods-general110.01Can be used to produce the similar to 'String.Ukrainian.UniquenessPeriods' functions. (language, library, mit, uniqueness-periods)2020-08-180.2.0.0OleksandrZhabenko
uniqueness-periods-vector190.03Generalization of the uniqueness-periods and uniqueness-periods-general packages functionality. (game, language, library, math, mit, uniqueness)2020-10-140.3.1.1OleksandrZhabenko
uniqueness-periods-vector-common230.03Generalization of the dobutokO-poetry-general package functionality (game, language, library, math, mit, uniqueness)2020-10-140.5.1.1OleksandrZhabenko
uniqueness-periods-vector-examples850.00Usage examples for the uniqueness-periods-vector series of packages (game, language, library, math, mit, phonetic-languages, program, uniqueness-periods)2021-02-020.15.0.0OleksandrZhabenko
uniqueness-periods-vector-filters140.00A library allows to change the structure of the 'RealFrac' function output. (data, game, language, library, math, mit, uniqueness-periods)2020-10-070.3.0.0OleksandrZhabenko
uniqueness-periods-vector-general460.00Some kind of the optimization approach to data inner structure. (extremum-estimator, game, language, library, math, mit, phonetic-languages, uniqueness)2020-11-120.5.3.0OleksandrZhabenko
uniqueness-periods-vector-properties390.01Metrices for the maximum element for the uniqueness-periods-vector packages family. (game, language, library, math, mit, phonetic-languages, syllable-segmentation)2021-02-020.6.0.0OleksandrZhabenko
uniqueness-periods-vector-stats220.03A very basic descriptive statistics. (data, library, math, mit)2023-01-240.4.0.0OleksandrZhabenko
universum1421.7523Custom prelude used in Serokell (library, mit, prelude)2024-03-151.8.2.1gromak, volhovm, martoon, serokell
unix-process-conduit (deprecated in favor of keter)290.02Run processes on Unix systems, with a conduit interface (deprecated) (deprecated, library, mit, system)2014-03-200.2.2.3MichaelSnoyman
unix-simple30.00Straightforward bindings to the posix API (library, mit, system)2021-02-050.1.0.0isd
unleash-client-haskell110.00Unleash feature toggle client (library, mit, program, web)2023-10-160.6.0evenbrenden
unleash-client-haskell-core90.01Unleash feature toggle client core (library, mit, web)2023-10-160.10.0evenbrenden
unliftio4662.75219The MonadUnliftIO typeclass for unlifting monads to IO (batteries included) (control, library, mit)2023-06-160.2.25.0MichaelSnoyman
unliftio-core3332.25210The MonadUnliftIO typeclass for unlifting monads to IO (control, library, mit)2023-02-060.2.1.0MichaelSnoyman
unliftio-path220.04UnliftIO using well-typed Paths. (library, mit, text)2020-10-110.0.2.0locallycompact
unordered-containers-rematch30.01Rematch support for unordered containers (control, library, mit)2013-05-200.1.0.0TomCrayford
unordered-graphs50.01Graph library using unordered-containers (data-structures, graphs, library, mit)2016-07-190.1.0.1IvanMiljenovic
unparse-attoparsec30.00An attoparsec roundtrip (library, mit, parsing, text)2018-12-070.1.0.0lyxia
unscramble70.01Solve Boggle-like word games (mit, program, text)2013-12-301.0JoelTaylor
unsequential120.01An extension removing the sequentiality from monads (control, library, mit)2017-03-200.5.2.1NikitaVolkov
unused210.00A command line tool to identify unused code. (cli, library, mit, program)2019-11-010.10.0.0joshuaclayton
uploadcare40.01Haskell client for Uploadcare. (api, library, mit, web)2012-10-060.1DimitrySolovyov
urbit-hob180.01Hoon-style atom manipulation and printing functions (library, mit, urbit)2020-06-040.3.3JaredTobin
uri-templater170.04Parsing & Quasiquoting for RFC 6570 URI Templates (library, mit, network)2017-09-020.3.1.0IanDuncan
url-bytes80.00Memory efficient url type and parser. (data, library, mit)2022-08-210.1.1.1andrewthad, goolord
url-decoders60.01Decoders for URL-encoding (aka Percent-encoding) (codecs, library, mit, web)2018-07-270.2.1NikitaVolkov
url-slug30.04Encoding and decoding of URL slugs (library, mit, network, web)2022-02-050.1.0.0sridca
urn-random30.01A package for updatable discrete distributions (data, library, mit)2017-07-140.1.0.0kwf, AntalSpectorZabusky
useragents (deprecated)90.00A collection of user agents (deprecated, library, mit, network, program)2019-02-191.0.0
users222.05A library simplifying user management for web applications (library, mit, web)2016-02-230.5.0.0AlexanderThiemann
users-persistent110.01A persistent backend for the users package (data, library, mit)2016-05-220.5.0.2AlexanderThiemann
users-postgresql-simple250.01A PostgreSQL backend for the users package (library, mit, web)2016-05-220.5.0.2AlexanderThiemann
users-test240.01Library to test backends for the users library (library, mit, web)2016-05-220.5.0.1AlexanderThiemann
utc160.01A pragmatic time and date library. (data, library, mit, parsing, time)2015-06-170.2.0.1LarsPetersen
uu-interleaved190.03An interleaving combinator for use with applicative style implementations. (applicative, control, library, mit, parsing, text)2018-08-060.2.0.2DoaitseSwierstra, JeroenBransen
uu-options150.01Parse command line options using uu-interleave and uu-parsinglib (library, mit, options)2015-05-120.2.0.0DoaitseSwierstra, JeroenBransen
uu-parsinglib1140.018Fast, online, error-correcting, monadic, applicative, merging, permuting, interleaving, idiomatic parser combinators. (library, mit, parsercombinators, parsercombinators-parsing-text, parsing, parsing-text, text, text.parsercombinators, text.parsercombinators-parsing-text)2022-04-042.9.2DoaitseSwierstra, JeroenBransen
uuid-bytes130.00UUID parsing using byteverse packages (data, library, mit)2022-08-210.1.3.0goolord
uuid-le160.01Universally Unique Identifiers with little-endian-ish encoding tools (data, library, mit)2014-09-290.2014.1StijnVanDrongelen
uusi350.00Tweak .cabal files (distribution, library, mit, program)2023-09-080.4.3.0berberman
vabal-lib40.00Core algorithms and datatypes used by vabal (development, distribution, library, mit)2019-01-102.0.0Franciman
vado360.02Runs commands on remote machines using ssh (development, library, mit, program)2022-10-020.0.14HamishMackenzie
valid-names70.01Valid operator/module characters (language, library, mit)2013-12-290.1.0.1JoelTaylor
valida180.00Simple applicative validation for product types, batteries included! (data, library, mit, validation)2021-08-251.1.0TotallyNotChase
valida-base200.00Simple applicative validation for product types, batteries included! (data, library, mit, validation)2021-08-250.2.0TotallyNotChase
validate-input200.01Input validation combinator library (library, mit, web)2021-02-070.5.0.0AlexanderThiemann
validators80.01Composable validations for your Haskell data types (data, library, mit)2019-10-230.0.1luc_tielen
validity2122.2553Validity typeclass (library, mit, validity)2023-10-090.12.0.2Norfair, NickskeVdb
validity-aeson480.02Validity instances for aeson (library, mit, validity)2022-04-260.2.0.5Norfair
validity-bytestring510.02Validity instances for bytestring (library, mit, validity)2020-02-100.4.1.1Norfair
validity-case-insensitive210.01Validity instances for case-insensitive (library, mit, validity)2022-04-260.0.0.0Norfair
validity-containers660.011Validity instances for containers (library, mit, validity)2020-06-170.5.0.4Norfair
validity-network-uri210.01Validity instances for URI (library, mit, validity)2023-10-040.0.0.1Norfair
validity-path390.04Validity instances for Path (library, mit, validity)2020-02-100.4.0.1Norfair
validity-persistent150.01Validity instances for persistent-related types (library, mit, testing)2021-03-070.0.0.0Norfair
validity-primitive160.01Validity instances for primitive (library, mit, validity)2020-02-100.0.0.1Norfair
validity-scientific550.03Validity instances for scientific (library, mit, web)2020-02-100.2.0.3Norfair
validity-text640.06Validity instances for text (library, mit, web)2022-04-260.3.1.3Norfair
validity-time450.08Validity instances for time (library, mit, validity)2021-11-230.5.0.0Norfair
validity-unordered-containers440.02Validity instances for unordered-containers (library, mit, validity)2020-02-100.2.0.3Norfair
validity-uuid240.02Validity instances for uuid (library, mit, web)2020-02-100.1.0.3Norfair
validity-vector450.02Validity instances for vector (library, mit, validity)2020-02-100.2.0.3Norfair
valor182.251Simple and powerful data validation (library, mit, validation)2021-08-301.0.0.0LukaHadziegric
variable-media-field70.02Simple type for representing one of several media types. (library, media, mit)2021-07-250.1.0.0locallycompact
variable-media-field-dhall70.00Dhall instances for VF (library, media, mit)2021-07-250.1.0.0locallycompact
variable-media-field-optics90.00Optics for variable-media-field. (library, media, mit)2021-07-250.1.0.0locallycompact
variables60.01Monads with variables, without deep magic (control, library, mit)2014-08-180.1.1alynn
vary132.00Vary: Friendly and fast polymorphic variants (open unions/coproducts/extensible sums) (data, data-structures, error-handling, library, mit)2024-01-140.1.0.3qqwy
varying712.02FRP through value streams and monadic splines. (control, frp, library, mit, program)2019-10-210.8.1.0SchellScivally
vault-tool200.02Client library for HashiCorp's Vault tool (via HTTP API) (library, mit, network)2019-05-010.1.0.1BitConnor
vault-tool-server140.01Utility library for spawning a HashiCorp Vault process (library, mit, network)2019-05-010.1.0.1BitConnor
vcf42.01A package to parse VCF files inspired in similar python libraries (bioinformatics, library, mit)2017-08-100.9.0juanpaucar
vector-builder1160.012Vector builder (library, mit, vector)2023-12-130.3.8.5NikitaVolkov
vector-circular310.02circular vectors (data, library, mit)2022-01-240.1.4DavidHimmelstrup, chessai
vector-conduit160.01Conduit utilities for vectors (data, library, mit)2012-12-310.5.0.0JaredHance
vector-doublezip100.01Some special functions to work with Vector (with zip). (data, library, mit)2020-06-240.2.0.0OleksandrZhabenko
vector-endian30.00Storable vectors with cpu-independent representation. (data, data-structures, library, mit)2019-04-220.1.0.0isd
vector-extras400.01Utilities for the "vector" library (library, mit, vector)2023-11-040.2.8.1NikitaVolkov
vector-shuffling90.01Algorithms for vector shuffling (library, mit, random, vector)2018-04-031.1NikitaVolkov, effectfully, IrinaArtemeva, vlastachu
vector-space-map140.01vector-space operations for finite maps using Data.Map (library, math, mit)2018-10-160.2.1.1ChristianConkle
vector-split230.02Combinator library for splitting vectors. (data, data-structures, library, mit)2023-01-171.0.0.3fho
velma70.00Automatically add files to exposed-modules and other-modules. (distribution, library, mit, program)2022-02-130.2022.2.13fozworth
verbalexpressions40.01Regular expressions made easy (library, mit, text)2013-10-211.0.0.0klrr
verset240.01Small alternative prelude (library, mit, prelude)2024-03-020.0.1.9andrevdm
version-natural50.01A simple version type. (data, library, mit)2023-04-090.1.0.0locallycompact
version-natural-dhall-instance70.00FromDhall and ToDhall instances for version-natural. (data, dhall, library, mit)2023-04-100.2.0.0locallycompact
vigilance50.01An extensible dead-man's switch system (mit, utils)2013-09-170.1.0.1MichaelXavier
vimus120.01An MPD client with vim-like key bindings (library, mit, program, sound)2015-04-280.2.1JoachimFasting, SimonHengel
vinyl1242.079Extensible Records (library, mit, records)2022-03-230.14.3AnthonyCowley, JonSterling
vinyl-json40.01Provide json instances automagically to vinyl types (library, mit, web)2014-03-120.1.0.0tbelaire, heptahedron
vinyl-loeb90.00Loeb's theorem for extensible records. (library, mit, vinyl)2020-12-070.0.1.0locallycompact
vinyl-named-sugar30.00Syntax sugar for vinyl records using overloaded labels. (data, library, mit)2019-02-210.1.0.0Solonarv
visibility90.01Simple computation of visibility polygons. (geometry, library, mit)2016-01-180.1.0.2darwin226
vorbiscomment110.01Reading of Vorbis comments from Ogg Vorbis files (library, mit, sound, text)2010-07-280.0.2ChrisWagner
vrpn190.01Bindings to VRPN. (library, mit, network, program)2019-02-200.3.0.0BrianBush
vt-utils180.00Vector and Text utilities (library, mit, utils)2019-05-021.3.0.0Wilton
wai4222.5443Web Application Interface. (library, mit, web)2023-12-103.2.4KazuYamamoto, MichaelSnoyman, nideco
wai-app-static4580.030WAI application for static serving (library, mit, program, web, yesod)2024-03-043.1.9MichaelSnoyman
wai-conduit480.08conduit wrappers for WAI (conduit, library, mit, web)2018-03-193.0.0.4MichaelSnoyman
wai-cors1512.010CORS for WAI (http, library, mit, network, wai, web)2019-06-060.2.7JonSterling, larsk
wai-devel100.00A web server for the development of WAI compliant web applications. (library, mit, program, web)2016-03-210.0.0.4urbanslug
wai-eventsource (deprecated in favor of wai-extra)520.04WAI support for server-sent events (deprecated) (deprecated, library, mit, web)2014-06-093.0.0FelipeLessa, MichaelSnoyman
wai-extra7460.0128Provides some basic WAI handlers and middleware. (library, mit, web)2024-01-123.1.14FelipeLessa, GregWeber, KazuYamamoto, MichaelSnoyman, nideco
wai-frontend-monadcgi490.01Run CGI apps on WAI. (library, mit, web)2016-11-203.0.0.3MichaelSnoyman
wai-graceful (deprecated in favor of warp)50.01Graceful shutdown for WAI applications. (deprecated, library, mit, network)2013-11-270.1.0.1AlexanderBondarenko
wai-handler-devel (deprecated in favor of yesod-bin)730.02WAI server that automatically reloads code after modification. (deprecated) (deprecated, library, mit, program, web)2014-03-262.0.0.2MichaelSnoyman
wai-handler-fastcgi650.03Wai handler to fastcgi (library, mit, web)2015-12-303.0.0.2MichaelSnoyman
wai-handler-launch1012.03Launch a web app in the default browser. (library, mit, web)2020-01-183.0.3.1MichaelSnoyman
wai-handler-scgi (deprecated in favor of wai-extra)330.01Wai handler to SCGI (deprecated) (deprecated, library, mit, web)2014-03-212.0.0.2MichaelSnoyman
wai-handler-webkit270.01Turn WAI applications into standalone GUIs using QtWebkit. (library, mit, web)2015-12-303.0.0.3MichaelSnoyman
wai-http2-extra380.00WAI utilities for HTTP/2 (library, mit, web)2020-05-280.1.3KazuYamamoto
wai-lambda140.00Haskell Webapps on AWS Lambda (library, mit, program, web)2023-02-050.1.1.0nmattia
wai-middleware-auth342.02Authentication middleware that secures WAI application (library, mit, program, web)2022-03-240.2.6.0MichaelSnoyman, lehins, JasperWoudenberg
wai-middleware-bearer90.01WAI Middleware for Bearer Token Authentication (authentication, library, mit, web)2022-05-261.0.3martinbednar
wai-middleware-consul90.01Wai Middleware for Consul (library, mit, network)2015-04-010.1.0.2MichaelSnoyman, dysinger
wai-middleware-crowd210.00Middleware and utilities for using Atlassian Crowd authentication (library, mit, program, web)2016-08-170.1.4.2MichaelSnoyman
wai-middleware-slack-verify100.01WAI Slack request verification middleware (library, mit, web)2018-07-090.1.0.0brandonhamilton
wai-problem-details70.00Problem details middleware for WAI (library, mit, web)2023-04-280.1.1.0
wai-rate-limit180.03Rate limiting as WAI middleware (library, mit, security)2022-03-300.3.0.0mbg
wai-rate-limit-redis140.00Redis backend for rate limiting as WAI middleware (library, mit, security)2022-03-210.2.0.1mbg
wai-router30.01Provides basic routing on URL paths for WAI. (library, mit, web)2012-05-211.0.0.1MarekDolgos
wai-routes892.02Typesafe URLs for Wai applications. (library, mit, network)2019-04-120.10.4AnupamJain
wai-saml2320.00SAML2 assertion validation as WAI middleware (library, mit, security)2023-08-220.5mbg
wai-secure-cookies220.01WAI middleware to automatically encrypt and sign cookies (library, mit, program, web)2023-09-070.1.0.8alaminium
wai-static-pages240.01generate static html pages from a WAI application (library, mit, web)2015-02-150.3GregWeber
wai-test (deprecated in favor of wai-extra)760.06Unit test framework (built on HUnit) for WAI applications. (deprecated) (deprecated, library, mit, testing, web, yesod)2014-06-093.0.0GregWeber, MichaelSnoyman
wai-thrift110.01Thrift transport layer for Wai (library, mit, web)2015-10-210.0.1.3yogeshsajanikar
wai-throttler140.01Wai middleware for request throttling (library, mit, web)2015-02-240.1.0.5mkulkin
wai-websockets1230.035Provide a bridge between WAI and the websockets package. (library, mit, web, yesod)2018-03-193.0.1.2MichaelSnoyman
waitfree170.01A wrapping library for waitfree computation. (concurrency, library, mit, system)2011-06-070.1.5YoichiHirai
waitra100.01A very simple Wai router (library, mit, web)2015-09-010.0.4.0phadej
warp10982.75198A fast, light-weight web server for WAI applications. (library, mit, web, yesod)2024-01-223.4.0KazuYamamoto, MichaelSnoyman, nideco
warp-static (deprecated in favor of wai-app-static)470.01Static file server based on Warp and wai-app-static (deprecated) (deprecated, mit, program, web)2014-03-212.0.1.1MichaelSnoyman
warp-tls3842.027HTTP over TLS support for Warp via the TLS package (library, mit, web, yesod)2024-04-193.4.5KazuYamamoto, MichaelSnoyman
warped180.01Warp and Wai Library. (library, mit, network)2018-10-120.0.8markfine
wasm92.250WebAssembly Language Toolkit and Interpreter (language, library, mit)2021-12-121.1.1irezvov
watcher80.01Opinionated filesystem watcher (library, mit, system)2013-06-200.0.3.0NateSoares
weather-api250.01Weather API implemented in Haskell (api, library, mit)2017-05-310.4.3.3PeterGoncharov
web-fpco100.01Wrappers for web frameworks to ease usage with the FP Complete environment. (library, mit, web)2013-04-160.1.1.0MichaelSnoyman
web-push100.01Send messages using Web Push protocol. (library, mit, web)2020-06-280.3KevinCotrone, sarthakbagaria
web-routing290.07simple routing library (library, mit, web)2015-04-020.6.2HirotomoMoriwaki, winterland
webapp392.01Haskell web app framework based on WAI & Warp (library, mit, web)2017-04-140.6.1natesymer
webdriver-angular250.01Webdriver actions to assist with testing a webpage which uses Angular.Js (library, mit, web)2016-08-280.1.11JohnLenz
webex-teams-api180.02A Haskell bindings for Webex Teams API (library, mit, program, web)2020-07-290.2.0.1nshimaza
webex-teams-conduit170.00Conduit wrapper of Webex Teams List API (library, mit, program, web)2020-07-290.2.0.1nshimaza
webex-teams-pipes150.00Pipes wrapper of Webex Teams List API (library, mit, program, web)2020-07-290.2.0.1nshimaza
webify210.01webfont generator (mit, program, web)2021-08-010.1.10.0ananthakumaran, srhb
webrtc-vad210.01Easy voice activity detection (library, mit, sound)2016-07-070.1.0.3PatrickChilton
weighted70.01Writer monad which uses semiring constraint (control, library, mit)2017-02-130.3.0.1oisdk
welshy50.01Haskell web framework (because Scotty had trouble yodeling) (library, mit, web)2013-09-300.1.0.0MichaelSchroeder
why330.01Haskell support for the Why3 input format. (languages, library, mit)2015-08-270.8EricMertens
wigner-symbols70.01CG coefficients and Wigner symbols. (library, math, mit)2015-10-021.0.0Rufflewind
wilton-ffi200.01Haskell modules support for Wilton JavaScript runtime (ffi, library, mit)2018-09-150.3.0.3Wilton
witch2112.57Convert values from one type into another. (data, library, mit)2024-03-211.2.1.0fozworth
with-location (deprecated in favor of call-stack)210.02Use ImplicitParams-based source locations in a backward compatible way (data, deprecated, library, mit)2016-03-160.1.0SimonHengel
within330.03A value within another path. (filesystem, library, mit)2020-08-280.2.0.1locallycompact
wl-pprint-console220.01Wadler/Leijen pretty printer supporting colorful console output. (library, mit, text)2018-08-130.1.0.2minad
wobsurv30.01A simple and highly performant HTTP file server (library, mit, network, networking, program, service)2014-10-120.1.0NikitaVolkov
wolf1470.00Amazon Simple Workflow Service Wrapper. (aws, cloud, distributed-computing, library, mit, network, program)2020-10-090.3.48markfine
woot200.01Real time group editor without operational transform. (data, library, mit)2016-08-050.0.0.6tgolson
word-array40.00treat integral types as arrays of smaller integral types (data, library, mit)2022-08-210.1.0.0goolord
word-note-sox40.00SoX for algorithmic composition with groups of notes liken to words (language, library, mit, sound)2024-02-060.1.0.0OleksandrZhabenko
word-notes-datatype20.00General datatypes for music creation for one instrument (library, mit, sound)2024-02-100.1.0.0OleksandrZhabenko
word1692.01Word16 library (library, mit, system)2021-08-210.1.0.0maerwald
wordn80.00arbitrary bit size Words (data, library, mit)2020-09-300.1.0.0goolord
workdays60.01Workday calculations (library, mit, time)2016-11-170.1.1jsl, jpvillaisaza, stackbuilders
wreq-stringless280.01Simple wrapper to use wreq without Strings (library, mit, web)2018-01-160.5.9.1jkeck
wright30.01Colour space transformations and metrics. (data, library, mit)2014-05-160.1.0.2vi
wuss1650.027Secure WebSocket (WSS) clients (library, mit, network)2024-04-172.0.1.8fozworth
xbattbar120.01Simple battery indicator (graphics, mit, program)2012-10-070.2AlexanderPolakov
xdcc300.01A wget-like utility for retrieving files from XDCC bots on IRC (mit, network, program)2017-03-191.1.4JanGerlinger
xgboost-haskell100.00XGBoost library for Haskell. (development, library, mit, program)2017-10-190.1.0.0sighingnow
xkbcommon120.03Haskell bindings for libxkbcommon (library, mit, text)2016-10-020.0.3AukeBooij
xlsior60.01Streaming Excel file generation and parsing (codec, library, mit)2015-07-030.1.0.1rcallahan
xlsx1352.255Simple and incomplete Excel file parser/writer (codec, library, mit)2024-01-181.1.2.1KirillZaborsky
xlsx-templater32.01Simple and incomplete Excel file templater (codec, library, mit, program)2012-06-250.0.1KirillZaborsky
xml-conduit4842.0121Pure-Haskell utilities for dealing with XML with the conduit package. (conduit, library, mit, xml)2023-06-211.9.1.3MichaelSnoyman, koral
xml-conduit-decode50.01Historical cursors & decoding on top of xml-conduit. (library, mit, xml)2016-06-121.0.0.0BenKolera
xml-conduit-stylist230.01Bridge between xml-conduit/html-conduit and stylist (library, mit, web)2023-03-233.0.0.1alcinnz
xml-conduit-writer610.05Warm and fuzzy creation of XML documents. (library, mit, text)2024-01-260.1.1.5AlexanderBondarenko
xml-isogen190.01Generate XML-isomorphic types (data, library, mit)2018-04-190.3.0mniip, typeable
xml-parser160.01XML parser with informative error-reporting and simple API (library, mit, unclassified)2022-11-210.1.1.1NikitaVolkov
xml-query80.02A parser-agnostic declarative API for querying XML-documents (data, library, mit, parsing, xml)2021-06-070.9.1.1NikitaVolkov
xml-query-xml-conduit60.01A binding for the "xml-query" and "xml-conduit" libraries (data, library, mit, parsing, xml)2016-04-040.3.1NikitaVolkov
xml-query-xml-types70.01An interpreter of "xml-query" queries for the "xml-types" documents (data, library, mit, parsing, xml)2016-04-040.4.1NikitaVolkov
xml-to-json220.01Library and command line tool for converting XML files to json (library, mit, program, web, xml)2015-03-302.0.1NoamLewis
xml-to-json-fast230.01Fast, light converter of xml to json capable of handling huge xml files (json, library, mit, program, web, xml)2015-03-302.0.0NoamLewis
xml-types2100.064Basic types for representing XML (library, mit, text, xml)2020-07-130.3.8StephenWeber
xmltv30.01Show tv channels in the terminal (library, mit, program, system)2014-11-170.0.1dagle
xmonad-entryhelper80.01XMonad config entry point wrapper (library, mit, xmonad)2015-01-170.1.0.0javran
xmonad-screenshot150.01Workspaces screenshooting utility for XMonad. (library, mit, xmonad)2015-06-250.1.2DmitryMalikov
xsha192.01cryptanalysis of Blizzard's broken SHA-1 implementation. (cryptography, library, mit)2012-03-150.0.0AlexKropivny
yabi122.01Yet Another Brainfuck Interpreter (compilers-interpreters, mit, program)2017-06-220.2.0.0fgaz
yabi-muno50.01Yet Another Brainfuck Interpreter (language, library, mit, program)2015-03-080.1.0.1L8D
yahoo-finance-conduit30.01Streaming aproach to the yahoo finance api (data, library, mit)2014-09-180.1.0.0AlexanderThiemann
yahoo-prices120.00A wrapper around Yahoo API for downloading market data. (library, mit, web)2023-02-040.1.0.5alojzyleszcz
yak90.01A strongly typed IRC library (library, mit, network)2019-02-230.2.0.0tsahyt
yam-config (deprecated)90.02Yam Configuation (deprecated, library, mit, project)2018-05-280.3.3leptonyu
yam-logger (deprecated)70.02Yam Logger (deprecated, library, mit, project)2018-05-270.3.2leptonyu
yam-transaction (deprecated)100.01Yam transaction (deprecated, library, mit, project)2018-05-280.3.3leptonyu
yam-web (deprecated)110.00Yam Web (deprecated, library, mit, program, project)2018-05-280.3.3leptonyu
yaml-combinators280.01YAML parsing combinators for improved validation and error reporting (library, mit, text)2023-02-261.1.2.1RomanCheplyaka, mitchellwrosen
yaml-config320.01Configuration management (configuration, library, mit)2016-03-170.4.0FedorGogolev, MaximMitroshin
yaml-unscrambler510.01Flexible declarative YAML parsing toolkit (library, mit, parser, parsers, yaml)2024-01-030.1.0.19NikitaVolkov
yamlparse-applicative270.02Declaritive configuration parsing with free docs (library, mit, unclassified)2021-10-200.2.0.1Norfair
yampa-gloss90.01A GLOSS backend for Yampa (graphics, library, mit)2023-04-080.2.1IvanPerez
yampa-sdl2200.01Yampa and SDL2 made easy (library, mit, scene)2018-03-100.1.0.2simre
yampa204840.012048 game clone using Yampa/Gloss (game, mit, program)2015-02-050.1.0.0ksaveljev
yandex-translate50.01Bindings to Yandex translate API (library, mit, network)2016-06-220.1.0.0johhy1313
yarn-lock400.02Represent and parse yarn.lock files (data, library, mit)2021-06-260.6.5Profpatsch
yarn2nix160.00Convert yarn.lock files to nix expressions (distribution, library, mit, nix, program)2022-03-280.10.1Profpatsch
yarr260.02Yet another array library (data-flow, data-structures, graphics, library, mit)2016-06-061.4.0.2DominicSteinitz, RomanLeventov
yarr-image-io150.01Image IO for Yarr library (graphics, library, mit)2015-01-051.3.2.1DominicSteinitz, RomanLeventov
yeller110.01A Yeller Client For Haskell (library, mit, network)2015-02-240.1.0.4TomCrayford
yes-precure5-command300.01Extended yes command to reproduce phrases in Yes! Precure 5. (acme, library, mit, program)2016-10-225.5.3igrep
yeshql490.01YesQL-style SQL database abstraction (legacy compatibility wrapper) (database, library, mit)2020-05-254.2.0.0TobiasDammers
yeshql-core272.03YesQL-style SQL database abstraction (core) (database, library, mit)2020-05-254.2.0.0TobiasDammers
yeshql-hdbc112.02YesQL-style SQL database abstraction (HDBC backend) (database, library, mit)2020-05-254.2.0.0TobiasDammers
yeshql-postgresql-simple120.01YesQL-style SQL database abstraction (postgresql-simple backend) (database, library, mit)2020-05-254.2.0.0TobiasDammers
yesod3632.050Creation of type-safe, RESTful web applications. (library, mit, web, yesod)2022-09-081.6.2.1GregWeber, MichaelSnoyman, psibi, MaxGabriel, parsonsmatt
yesod-auth3940.034Authentication for Yesod. (library, mit, web, yesod)2024-04-141.6.11.3FelipeLessa, GregWeber, MichaelSnoyman, psibi, MaxGabriel, parsonsmatt
yesod-auth-account240.01An account authentication plugin for Yesod (library, mit, web)2016-08-281.4.3JohnLenz
yesod-auth-account-fork100.01An account authentication plugin for Yesod (library, mit, web)2015-10-022.0.3FelipeLessa
yesod-auth-bcrypt70.01BCrypt salted and hashed passwords in a database as auth for yesod (library, mit, web, yesod)2015-01-280.2.0olihunt, TobyGoodwin
yesod-auth-bcryptdb120.01Authentication plugin for Yesod. (library, mit, web, yesod)2017-11-270.3.0.1yusent
yesod-auth-hashdb851.52Authentication plugin for Yesod. (library, mit, web, yesod)2021-05-201.7.1.7paulrouse
yesod-auth-hmac-keccak150.01An account authentication plugin for yesod with encrypted token transfer. (library, mit, web)2018-03-190.0.0.5nek0
yesod-auth-ldap-mediocre70.01Very simlple LDAP auth for yesod (library, mit, web)2015-08-190.1.1andrewthad
yesod-auth-nopassword92.01A plugin for Yesod to provide email-only authentication. (library, mit, web)2016-12-310.1.1.1danpalmer
yesod-auth-oauth21780.01OAuth 2.0 authentication plugins (library, mit, web)2024-03-010.7.2.0PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
yesod-auth-pam40.01Provides PAM authentication module (library, mit, web, yesod)2013-06-131.0.0.0KazuoKoga
yesod-auth-smbclient70.01Authentication plugin for Yesod using smbclient (library, mit, web, yesod)2013-06-162.0.0.0KazuoKoga
yesod-autoreload60.00Auto-reload a yesod app during development (library, mit, program, unclassified)2021-05-290.0.0.0Norfair
yesod-bin3270.01The yesod helper executable. (mit, program, web, yesod)2024-02-101.6.2.3GregWeber, MichaelSnoyman, psibi, MaxGabriel, parsonsmatt
yesod-bootstrap120.01Bootstrap widgets for yesod (library, mit, web)2017-01-310.4andrewthad
yesod-core5970.0111Creation of type-safe, RESTful web applications. (library, mit, web, yesod)2023-11-281.6.25.1FelipeLessa, GregWeber, MichaelSnoyman, psibi, andrewthad, MaxGabriel, parsonsmatt
yesod-crud-persist140.01Flexible CRUD subsite usable with Yesod and Persistent. (library, mit, web)2016-04-150.3andrewthad
yesod-csp220.01Add CSP headers to Yesod apps (library, mit, web)2024-03-060.2.6.0PascalWittmann, boblong
yesod-default670.07Default config and main functions for your yesod application (deprecated) (library, mit, web, yesod)2013-05-071.2.0MichaelSnoyman
yesod-elements130.02Non template haskell markup building function in the spirit of lucid (library, mit, web)2019-07-021.1.1andrewthad
yesod-eventsource410.01Server-sent events support for Yesod apps. (library, mit, web, yesod)2020-11-081.6.0.1FelipeLessa, MichaelSnoyman, psibi
yesod-fay710.02Utilities for using the Fay Haskell-to-JS compiler with Yesod. (library, mit, web, yesod)2019-04-300.10.0ChrisDone, MichaelSnoyman, swamp_agr
yesod-form3710.050Form handling support for Yesod Web Framework (library, mit, web, yesod)2023-09-051.7.6FelipeLessa, GregWeber, MichaelSnoyman, psibi, MaxGabriel, parsonsmatt
yesod-form-bootstrap4410.01renderBootstrap4 (library, mit, web)2023-08-053.0.1.1ncaq
yesod-form-json120.01Extension for Yesod web framework to handle JSON requests as applicative forms (library, mit, web, yesod)2014-06-250.0.1acheshkov
yesod-form-multi140.00Multi-input form handling for Yesod Web Framework (library, mit, web, yesod)2021-04-151.7.0.2MichaelSnoyman, Burtannia
yesod-form-richtext110.01Various rich-text WYSIWYG editors for Yesod forms. (library, mit, web, yesod)2017-08-010.1.0.2geraldus
yesod-gitrepo210.01Host content provided by a Git repo (library, mit, web)2018-02-050.3.0MichaelSnoyman
yesod-json320.05Generate content for Yesod using the aeson package. (deprecated) (library, mit, web, yesod)2013-05-071.2.0FelipeLessa, MichaelSnoyman
yesod-media-simple160.01Simple display of media types, served by yesod (graphics, library, mit)2018-04-230.2.0.1MichaelSloan
yesod-middleware-csp150.00A middleware for building CSP headers on the fly (library, mit, web, yesod)2023-06-141.2.0Jappie, jgt, Valeri
yesod-newsfeed710.03Helper functions and data types for producing News feeds. (library, mit, web, yesod)2019-10-021.7.0.0GregWeber, MichaelSnoyman, PatrickBrisbin, psibi
yesod-page-cursor420.00 (library, mit, unclassified)2022-05-162.0.1.0PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
yesod-pagination320.01Pagination in Yesod (library, mit, web)2014-09-172.0.0JoelTaylor
yesod-paginator730.01A pagination approach for yesod (library, mit, web, yesod)2022-06-131.1.2.2PatrickBrisbin
yesod-paypal-rest30.01Yesod plugin to use PayPal with the paypal-rest-client library. (library, mit, yesod)2017-01-010.1.0meoblast001
yesod-persistent2010.018Some helpers for using Persistent from Yesod. (database, library, mit, web, yesod)2022-04-151.6.0.8MichaelSnoyman, psibi, MaxGabriel, parsonsmatt
yesod-platform2090.04Meta package for Yesod (deprecated) (library, mit, web, yesod)2014-08-251.2.13.3MichaelSnoyman
yesod-pure110.01Yesod in pure Haskell: no Template Haskell or QuasiQuotes (deprecated) (library, mit, web, yesod)2013-12-100.1.0.2MichaelSnoyman
yesod-purescript250.01PureScript integration for Yesod (library, mit, web, yesod)2015-03-280.0.5mp
yesod-raml190.02RAML style route definitions for Yesod (library, mit, web, yesod)2015-11-060.2.0junjihashimoto
yesod-raml-bin110.01The raml helper executable. (mit, program, web, yesod)2015-11-100.1.2junjihashimoto
yesod-raml-docs90.00A html documentation generator library for RAML. (library, mit, web, yesod)2015-11-090.1.1junjihashimoto
yesod-raml-mock80.00A mock-handler generator library from RAML. (library, mit, web, yesod)2015-11-100.1.1junjihashimoto
yesod-recaptcha2440.01yesod recaptcha2 (library, mit, web)2023-08-051.0.2.1ncaq
yesod-routes (deprecated in favor of yesod-core)470.09Efficient routing for Yesod. (deprecated) (deprecated, library, mit, web, yesod)2014-07-261.2.0.7MichaelSnoyman
yesod-routes-flow290.01Generate Flow routes for Yesod (library, mit, web)2022-03-313.0.0.2PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
yesod-routes-typescript30.01generate TypeScript routes for Yesod (library, mit, web)2014-04-160.3.0.0GregWeber
yesod-s3 (deprecated)60.01Simple Helper Library for using Amazon's Simple Storage Service (S3) with Yesod (deprecated, library, mit, yesod)2014-05-120.1.1TvH
yesod-session-persist90.00SQL session backend for Yesod (library, mit, web)2024-03-060.0.0.2PatrickBrisbin, dukerutledge, mjgpy3, chris_martin, FreckleEngineering
yesod-sitemap560.01Generate XML sitemaps. (library, mit, web, yesod)2018-02-021.6.0MichaelSnoyman, psibi
yesod-static1880.017Static file serving subsite for Yesod Web Framework. (library, mit, web, yesod)2020-07-061.6.1.0FelipeLessa, MichaelSnoyman, psibi
yesod-static-angular300.01Yesod generators for embedding AngularJs code into yesod-static at compile time (library, mit, web)2016-04-110.1.8JohnLenz
yesod-static-remote30.00 (library, mit, unclassified)2019-06-240.0.0.0Norfair
yesod-table (deprecated in favor of colonnade, yesod-colonnade)500.01HTML tables for Yesod (deprecated, library, mit, web)2016-03-282.0.3andrewthad
yesod-test2310.05integration testing for WAI/Yesod Applications (library, mit, testing, web, yesod)2023-09-221.6.16GregWeber, MichaelSnoyman, psibi, MaxGabriel, parsonsmatt
yesod-tls60.01Provides main functions using warp-tls for yesod projects (library, mit, web, yesod)2014-10-051.4.1netom
yesod-transloadit552.01Transloadit support for Yesod (library, mit, web)2015-11-160.7.1.0boblong
yesod-websockets580.03WebSockets support for Yesod (library, mit, web)2021-04-030.3.0.3MichaelSnoyman, psibi
yi-solarized70.01Solarized colour theme for the Yi text editor (editor, library, mit)2015-06-020.1.1Norfair
yocto180.01A Minimal JSON Parser & Printer for Haskell (library, mit, text)2014-02-101.0.1ajg
yoctoparsec120.01A truly tiny monadic parsing library (library, mit, parsing)2016-02-040.1.0.0mniip
z3-encoding50.02High-level assertion encoding to Z3 solver (language, library, mit)2016-07-050.3.0.0izgzhen
zenacy-html280.00A standard compliant HTML parsing library (library, mit, program, web)2023-05-302.1.0mlcfp
zenacy-unicode120.00Unicode utilities for Haskell (library, mit, web)2022-11-241.0.2mlcfp
zendesk-api30.01Zendesk API for Haskell programming language. (api, library, mit)2014-08-020.1.0.0VictorDenisov
zenhack-prelude60.03@zenhack's personal custom prelude (library, mit, unclassified)2019-02-230.1.1.0isd
zeno90.01An automated proof system for Haskell programs (mit, program, theorem-provers)2011-04-280.2.0.1WilliamSonnex
zerobin201.50Post to 0bin services (cryptography, library, mit, web)2017-06-081.5.2ip1981
zeromq-haskell660.010Bindings to ZeroMQ 2.1.x (ffi, library, mit, system)2012-03-080.8.4ToralfWittner
zeromq3-haskell500.05Bindings to ZeroMQ 3.x (ffi, library, mit, system)2014-02-120.5.2ToralfWittner
zeromq4-haskell762.021Bindings to ZeroMQ 4.x (ffi, library, mit, system)2019-03-030.8.0ToralfWittner
zifter (deprecated)270.06zifter (deprecated, library, mit, zift)2018-05-090.0.1.8Norfair
zifter-cabal (deprecated)130.01zifter-cabal (deprecated, library, mit, zift)2017-12-200.0.0.3Norfair
zifter-git (deprecated)70.01zifter-git (deprecated, library, mit, zift)2017-12-200.0.0.1Norfair
zifter-google-java-format (deprecated)70.01zifter-google-java-format (deprecated, library, mit, zift)2017-12-200.0.0.1Norfair
zifter-hindent (deprecated)100.01zifter-hindent (deprecated, library, mit, zift)2017-12-200.0.0.2Norfair
zifter-hlint (deprecated)70.01zifter-hlint (deprecated, library, mit, zift)2017-12-200.0.0.1Norfair
zifter-stack (deprecated)340.01zifter-stack (deprecated, library, mit, zift)2018-01-110.0.0.10Norfair
zipkin30.01Zipkin-style request tracing monad (library, mit, network)2015-11-120.1.0.0srijs
zipper-extra260.02Zipper utils that weren't in Control.Comonad.Store.Zipper (comonads, library, mit)2020-08-280.1.3.2locallycompact
zlib-enum330.08Enumerator interface for zlib compression (codec, compression, enumerator, mit)2014-05-200.2.3.1MalteSommerkorn
zuramaru40.00A lisp processor, An inline-lisp, in Haskell (library, mit, program, simple)2018-01-210.1.0.0aiya000
zxcvbn-dvorak30.00Password strength estimation based on zxcvbn. (library, mit, system)2019-09-120.1.0.0PeterJones
zxcvbn-hs230.02Password strength estimation based on zxcvbn. (library, mit, program, system)2023-09-110.3.6PeterJones, Jappie
zyre240.00Haskell zyre bindings for reliable group messaging over local area networks. (library, mit, program, web)2022-04-290.1.1.0skrio