| handleParseResult | Options.Applicative.Extra, Options.Applicative |
| hang | Options.Applicative.Help.Pretty, Options.Applicative.Help |
| hardline | Options.Applicative.Help.Pretty, Options.Applicative.Help |
| HasCompleter | Options.Applicative.Builder.Internal |
| HasMetavar | Options.Applicative.Builder.Internal |
| hasMetavarDummy | Options.Applicative.Builder.Internal |
| HasName | Options.Applicative.Builder.Internal |
| HasValue | Options.Applicative.Builder.Internal |
| hasValueDummy | Options.Applicative.Builder.Internal |
| hcat | Options.Applicative.Help.Pretty, Options.Applicative.Help |
| header | Options.Applicative.Builder, Options.Applicative |
| headerDoc | Options.Applicative.Builder, Options.Applicative |
| headerHelp | Options.Applicative.Help.Core, Options.Applicative.Help |
| help | Options.Applicative.Builder, Options.Applicative |
| helpBody | Options.Applicative.Help.Types, Options.Applicative.Types, Options.Applicative.Help.Core, Options.Applicative.Help |
| helpDoc | Options.Applicative.Builder, Options.Applicative |
| helper | Options.Applicative.Extra, Options.Applicative |
| helpError | Options.Applicative.Help.Types, Options.Applicative.Types, Options.Applicative.Help.Core, Options.Applicative.Help |
| helpFooter | Options.Applicative.Help.Types, Options.Applicative.Types, Options.Applicative.Help.Core, Options.Applicative.Help |
| helpHeader | Options.Applicative.Help.Types, Options.Applicative.Types, Options.Applicative.Help.Core, Options.Applicative.Help |
| helpUsage | Options.Applicative.Help.Types, Options.Applicative.Types, Options.Applicative.Help.Core, Options.Applicative.Help |
| Hidden | Options.Applicative.Types |
| hidden | Options.Applicative.Builder, Options.Applicative |
| hinfoDefault | Options.Applicative.Types |
| hinfoMulti | Options.Applicative.Types |
| hoistEither | Options.Applicative.Internal |
| hoistMaybe | Options.Applicative.Internal |
| hPutDoc | Options.Applicative.Help.Pretty, Options.Applicative.Help |
| hsep | Options.Applicative.Help.Pretty, Options.Applicative.Help |
| hsubparser | Options.Applicative.Extra, Options.Applicative |