| backAll | Darcs.UI.SelectChanges |
| Backoff | |
| 1 (Data Constructor) | Darcs.UI.Options.Flags |
| 2 (Data Constructor) | Darcs.UI.Options.All |
| backOne | Darcs.UI.SelectChanges |
| backslash | Darcs.Util.Printer |
| backupByCopying | Darcs.Util.External |
| backupByRenaming | Darcs.Util.External |
| BadRepository | Darcs.Repository.Identify |
| beginTedious | Darcs.Util.Progress |
| betweenLinesPS | Darcs.Util.ByteString |
| Binary | Darcs.Patch.Prim.V1.Core |
| binary | Darcs.Patch.Prim.Class, Darcs.Patch.Prim, Darcs.Patch |
| BinaryFile | Darcs.Repository.Prefs |
| Bisect | |
| 1 (Data Constructor) | Darcs.UI.Options.Flags |
| 2 (Data Constructor) | Darcs.UI.Options.All |
| Blob | |
| 1 (Type/Class) | Darcs.Util.Tree |
| 2 (Data Constructor) | Darcs.Util.Tree |
| 3 (Data Constructor) | Darcs.Patch.Prim.FileUUID.ObjectMap, Darcs.Patch.Prim.FileUUID.Core |
| BlobType | Darcs.Util.Tree |
| Blue | Darcs.Util.Printer |
| blueText | Darcs.Util.Printer |
| Bool | Darcs.Prelude |
| Boring | Darcs.UI.Options.Flags |
| boringFileFilter | Darcs.Repository.Prefs |
| boringRegexps | Darcs.Repository.Prefs |
| Both | Darcs.Util.Printer |
| Bounded | Darcs.Prelude |
| Braced | Darcs.Patch.Bracketed |
| Bracketed | Darcs.Patch.Bracketed |
| BracketedFL | Darcs.Patch.Bracketed |
| bracketedFL | Darcs.Patch.Read |
| break | Darcs.Prelude |
| breakCommand | Darcs.Util.Text |
| breakFirstPS | Darcs.Util.ByteString |
| breakLastPS | Darcs.Util.ByteString |
| breakOnDir | Darcs.Util.Path |
| breakSpace | Darcs.Util.ByteString |
| breakToTokens | Darcs.Patch.TokenReplace |
| BrokenPatches | Darcs.Repository.Repair |
| BrokenPristine | Darcs.Repository.Repair |
| BSWrapper | |
| 1 (Type/Class) | Darcs.Util.Show |
| 2 (Data Constructor) | Darcs.Util.Show |
| bucketFolder | Darcs.Repository.Cache |
| bug | Darcs.Prelude |
| bunchFL | Darcs.Patch.Witnesses.Ordered |