## Packages — G (Page 3 of 13)

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### ghc-data-default-instances-dlist 0.0.1

Provides default instances for types from the dlist package. …

### ghc-data-default-instances-old-locale 0.0.1

Provides Default instances for types from the old-locale package. …

### ghc-data-hash 0.2.0.1

This package provides combinators for building fast hashing functions. It includes hashing functions for all basic Haskell98 types. …

### ghc-data-ordlist 0.4.7.0

This module provides set and multiset operations on ordered lists. …

### ghc-dbus 1.2.7

D-Bus is a simple, message-based protocol for inter-process communication, which allows applications to interact with other parts of the machine and the user's session using remote procedure calls. D-Bus is a…

### ghc-deepseq-generics 0.2.0.0

This package provides a `GHC.Generics'-based `Control.DeepSeq.Generics.genericRnf' function which can be used for providing an `rnf' implementation. …

### ghc-dense-linear-algebra 0.1.0.0

This library is simply a collection of linear-algebra related modules split from the statistics library. …

### ghc-descriptive 0.9.5

This package provides datatypes and functions for creating consumers and parsers with useful semantics. …

### ghc-diagrams-core 1.4.2

This package provides the core modules underlying diagrams, an embedded domain-specific language for compositional, declarative drawing. …

### ghc-diagrams-lib 1.4.2.3

Diagrams is a flexible, extensible embedded domain-specific language (EDSL) for creating graphics of many types. Graphics can be created in arbitrary vector spaces and rendered with multiple backends. This package…

### ghc-diagrams-solve 0.1.1

This library provides Pure Haskell solver routines for use by the diagrams framework (https://archives.haskell.org/projects.haskell.org/diagrams/). It currently includes routines for finding real roots of low-degree (n < 5) polynomials, and solving tridiagonal and…

### ghc-diagrams-svg 1.4.2

This package provides a modular backend for rendering diagrams created with the diagrams embedded domain-specific language (EDSL) to Scalable Vector Graphics (SVG) files. …

### ghc-dictionary-sharing 0.1.0.0

This library provides tools for ensuring that class members are shared. …

### ghc-diff 0.3.4

This package provides an implementation of the standard diff algorithm, and utilities for pretty printing. …

### ghc-digest 0.0.1.2

This package provides efficient cryptographic hash implementations for strict and lazy bytestrings. For now, CRC32 and Adler32 are supported; they are implemented as FFI bindings to efficient code from zlib. …

### ghc-disk-free-space 0.1.0.1

A cross-platform library for retrieving information about disk space usage. …

### ghc-distributive 0.6.1

This package provides distributive functors for Haskell. Dual to `Traversable'. …

### ghc-dlist 0.8.0.7

Difference lists are a list-like type supporting O(1) append. This is particularly useful for efficient logging and pretty printing (e.g. with the Writer monad), where list append quickly becomes too…

### ghc-doclayout 0.3

doclayout is a pretty-printing library for laying out text documents, with several features not present in pretty-printing libraries designed for code. It was designed for use in `Pandoc'. …

### ghc-doctemplates 0.2.2.1

This package provides a simple text templating system used by pandoc. …

### ghc-doctest 0.16.2

The doctest program checks examples in source code comments. It is modeled after doctest for Python, see the Doctest website (https://docs.python.org/library/doctest.html). …

### ghc-double-conversion 2.0.2.0

This package provides a library that performs fast, accurate conversion between double precision floating point and text. …

### ghc-dual-tree 0.2.2.1

Rose (n-ary) trees with both upwards- (i.e. cached) and downwards-traveling (i.e. accumulating) monoidal annotations. This is used as the core data structure underlying the diagrams framework (https://archives.haskell.org/projects.haskell.org/diagrams/), but potentially has other…

### ghc-easy-file 0.2.2

This library provides file handling utilities for Haskell. …

### ghc-easyplot 1.0

This package provides a plotting library for Haskell, using gnuplot for rendering. …

### ghc-echo 0.1.3

The `base' library exposes the `hGetEcho' and `hSetEcho' functions for querying and setting echo status, but unfortunately, neither function works with MinTTY consoles on Windows. This library provides an alternative interface…

### ghc-ed25519 0.0.5.0

This package provides a simple, fast, self-contained copy of the Ed25519 public-key signature system with a clean interface. It also includes support for detached signatures, and thorough documentation on the design…

### ghc-edisonapi 1.3.1

Edison is a library of purely functional data structures written by Chris Okasaki. It is named after Thomas Alva Edison and for the mnemonic value EDiSon (Efficient Data Structures). Edison…

### ghc-edisoncore 1.3.2.1

This package provides the core Edison data structure implementations, including multiple sequence, set, bag, and finite map concrete implementations with various performance characteristics. …

### ghc-edit-distance 0.2.2.1

This package provides optimized functions to determine the edit distances for fuzzy matching, including Levenshtein and restricted Damerau-Levenshtein algorithms. …

### ghc-edit-distance-vector 1.0.0.4

This package provides implementation of the Wagner-Fischer dynamic programming algorithm to find the optimal edit script and cost between two sequences. The implementation in this package is specialised to sequences represented…

### ghc-either 5.0.1.1

This Haskell package provides an either monad transformer. …

### ghc-email-validate 2.3.2.12

This Haskell package provides a validator that can validate an email address string against RFC 5322. …

### ghc-emojis 0.1

This package provides functions for converting emoji names to emoji characters and vice versa. How does it differ from the `emoji' package? * It supports a fuller range of emojis,…

### ghc-enclosed-exceptions 1.0.3

This library implements a technique to catch all exceptions raised within an enclosed computation, while remaining responsive to (external) asynchronous exceptions. …

### ghc-entropy 0.4.1.5

This Haskell package provides a platform independent method to obtain cryptographically strong entropy. …

### ghc-equivalence 0.3.5

This is an implementation of Tarjan's Union-Find algorithm (Robert E.: Tarjan. "Efficiency of a Good But Not Linear Set Union Algorithm",JACM 22(2), 1975) in order to maintain an equivalence relation. This…

### ghc-erf 2.0.0.0

This Haskell library provides a type class for the error function, erf, and related functions. Instances for Float and Double. …

### ghc-errorcall-eq-instance 0.3.0

Prior to `base-4.7.0.0' there was no `Eq' instance for `ErrorCall'. This package provides an orphan instance. …

### ghc-errors 2.3.0

This library encourages an error-handling style that directly uses the type system, rather than out-of-band exceptions. …

### ghc-esqueleto 3.0.0

This library provides a type-safe embedded domain specific language (EDSL) for SQL queries that works with SQL backends as provided by `ghc-persistent'. Its language closely resembles SQL, so you don't have…

### ghc-exactprint 0.6.1

Using the API Annotations available from GHC 7.10.2, this library provides a means to round-trip any code that can be compiled by GHC, currently excluding `.lhs' files. …

### ghc-exceptions 0.10.3

This library provides extensible optionally-pure exceptions for Haskell. …

### ghc-executable-path 0.0.3.1

The documentation of `System.Environment.getProgName' says that "However, this is hard-to-impossible to implement on some non-Unix OSes, so instead, for maximum portability, we just return the leafname of the program as invoked." This library…

### ghc-extensible-exceptions 0.1.1.4

This package provides extensible exceptions for both new and old versions of GHC (i.e., < 6.10). …

### ghc-extra 1.6.18

This library provides extra functions for the standard Haskell libraries. Most functions are simple additions, filling out missing functionality. A few functions are available in later versions of GHC, but…

### ghc-fail 4.9.0.0

This package contains the `Control.Monad.Fail' module providing the MonadFail (https://prime.haskell.org/wiki/Libraries/Proposals/MonadFail) class that became available in base-4.9.0.0 (https://hackage.haskell.org/package/base-4.9.0.0) for older `base' package versions. This package turns into an empty package when used with GHC…

### ghc-fast-logger 2.4.17

This library provides a fast logging system for Haskell. …

### ghc-feed 1.2.0.1

This Haskell package includes tools for generating and consuming feeds in both RSS (Really Simple Syndication) and Atom format. …

### ghc-fgl 5.7.0.1

The functional graph library, FGL, is a collection of type and function definitions to address graph problems. The basis of the library is an inductive definition of graphs in the style…

### ghc-fgl-arbitrary 0.2.0.3

Provides Arbitrary instances for fgl graphs to avoid adding a QuickCheck dependency for fgl whilst still making the instances available to others. Also available are non-fgl-specific functions for generating graph-like data structures. …

### ghc-file-embed 0.0.11

This package allows you to use Template Haskell to read a file or all the files in a directory, and turn them into `(path, bytestring)' pairs embedded in your Haskell code. …

### ghc-filemanip 0.3.6.3

This package provides a Haskell library for working with files and directories. It includes code for pattern matching, finding files, modifying file contents, and more. …

### ghc-filepath-bytestring 1.4.2.1.1

This package provides a drop-in replacement for the standard `filepath' library, operating on `RawFilePath' values rather than `FilePath' values to get the speed benefits of using `ByteStrings'. …

### ghc-findbin 0.0.5

This module locates the full directory of the running program, to allow the use of paths relative to it. FindBin supports invocation of Haskell programs via "ghci", via "runhaskell/runghc", as well…

### ghc-fingertree 0.1.4.2

This library provides finger trees, a general sequence representation with arbitrary annotations, for use as a base for implementations of various collection types. It includes examples, as described in section 4…

### ghc-fixed 0.3

This package provides functions for signed 15.16 precision fixed point arithmetic. …

### ghc-fmlist 0.9.3

FoldMap lists are lists represented by their `foldMap' function. FoldMap lists have O(1) cons, snoc and append, just like DLists, but other operations might have favorable performance characteristics as well. …

### ghc-foldl 1.4.5

This Haskell library provides strict left folds that stream in constant memory, and you can combine folds using `Applicative' style to derive new folds. Derived folds still traverse the container just…

### ghc-foundation 0.0.25

This package provides a custom prelude with no dependencies apart from the base package. Foundation has the following goals: 1. provide a base like sets of modules that provide a consistent…

### ghc-free 5.1.2

This library provides free monads, which are useful for many tree-like structures and domain specific languages. If `f' is a `Functor' then the free `Monad' on `f' is the type of…

### ghc-fsnotify 0.3.0.1

Cross platform library for file creation, modification, and deletion notification. This library builds upon existing libraries for platform specific Windows, Mac, and Linux file system event notification. …

### ghc-generic-deriving 1.12.4

This package provides functionality for generalising the deriving mechanism in Haskell to arbitrary classes. …

### ghc-generics-sop 0.4.0.1

This Haskell package supports the definition of generic functions. Datatypes are viewed in a uniform, structured way: the choice between constructors is represented using an n-ary sum, and the arguments of…

### ghc-geniplate-mirror 0.7.6

Use Template Haskell to generate Uniplate-like functions. This is a maintained mirror of the geniplate (https://hackage.haskell.org/package/geniplate) package, written by Lennart Augustsson. …

### ghc-genvalidity 0.8.0.0

This package provides testing utilities that are useful in conjunction with the `Validity' typeclass. …

### ghc-genvalidity-property 0.4.0.0

This package supplements the `Validity' typeclass with standard properties for functions operating on them. …

### ghc-getopt-generics 0.13.0.4

This library provides tools to create command line interfaces with ease. …

### ghc-gitrev 1.3.1

This package provides some handy Template Haskell splices for including the current git hash and branch in the code of your project. This is useful for including in panic messages, `--version'…

### ghc-glob 0.10.0

This package provides a Haskell library for "globbing": matching patterns against file paths. …

### ghc-gluraw 2.0.0.4

GLURaw is a raw Haskell binding for the GLU 1.3 OpenGL utility library. It is basically a 1:1 mapping of GLU's C API, intended as a basis for a nicer interface. …

### ghc-glut 2.7.0.15

This library provides Haskell bindings for the OpenGL Utility Toolkit, a window system-independent toolkit for writing OpenGL programs. …

### ghc-gnuplot 0.5.6

This package provides a Haskell module for creating 2D and 3D plots using gnuplot. …

### ghc-graphviz 2999.20.0.3

This library provides bindings for the Dot language used by the Graphviz (https://graphviz.org/) suite of programs for visualising graphs, as well as functions to call those programs. Main features of the…

### ghc-groups 0.4.1.0

This package provides Haskell 98 groups. A group is a monoid with invertibility. …

### ghc-gtk2hs-buildtools 0.13.5.4

This package provides a set of helper programs necessary to build the Gtk2Hs suite of libraries. These tools include a modified c2hs binding tool that is used to generate FFI declarations,…

### ghc-hackage-security 0.5.3.0

This Hackage security library provides both server and client utilities for securing the Hackage package server (http://hackage.haskell.org/). It is based on The Update Framework (http://theupdateframework.com/), a set of recommendations developed by security…

### ghc-haddock 2.22.0

Haddock is a documentation-generation tool for Haskell libraries. …

### ghc-haddock-api 2.22.0

This package provides an API to Haddock, the documentation-generation tool for Haskell libraries. …

### ghc-haddock-library 1.7.0

Haddock is a documentation-generation tool for Haskell libraries. These modules expose some functionality of it without pulling in the GHC dependency. Please note that the API is likely to change…

### ghc-half 0.3

This library provides a half-precision floating-point computation library for Haskell. …

### ghc-happstack-server 7.5.4

Happstack Server provides an HTTP server and a rich set of functions for routing requests, handling query parameters, generating responses, working with cookies, serving files, and more. …

### ghc-happy 1.19.12

Happy is a parser generator for Haskell. Given a grammar specification in BNF, Happy generates Haskell code to parse the grammar. Happy works in a similar way to the yacc…

### ghc-hashable 1.2.7.0

This package defines a class, `Hashable', for types that can be converted to a hash value. This class exists for the benefit of hashing-based data structures. The package provides instances for…

### ghc-hashable-time 0.2.0.2

This package provides `Hashable' instances for types in `Data.Time'. …

### ghc-hashtables 1.2.3.4

This package provides a Haskell library including a couple of different implementations of mutable hash tables in the ST monad, as well as a typeclass abstracting their common operations, and a set…

### ghc-haskell-lexer 1.0.2

This package provides a fully compliant Haskell 98 lexer. …

### ghc-haskell-src 1.0.3.0

The `haskell-src' package provides support for manipulating Haskell source code. The package provides a lexer, parser and pretty-printer, and a definition of a Haskell abstract syntax tree (AST). Common uses of…

### ghc-haskell-src-exts 1.21.1

Haskell-Source with Extensions (HSE, haskell-src-exts) is an extension of the standard `haskell-src' package, and handles most registered syntactic extensions to Haskell. All extensions implemented in GHC are supported. Apart from…

### ghc-haskell-src-exts-util 0.2.5

This package provides helper functions for working with `haskell-src-exts' trees. …

### ghc-haskell-src-meta 0.8.3

This package provides tools to parse Haskell sources to the template-haskell abstract syntax. …

### ghc-hasktags 0.71.2

This package provides a means of generating tag files for Emacs and Vim. …

### ghc-hedgehog 1.0.1

Hedgehog is a property-based testing system, in the spirit of QuickCheck. Hedgehog uses integrated shrinking, so shrinks obey the invariants of generated values by construction. To get started quickly, see the examples: `https://github.com/hedgehogqa/haskell-hedgehog/tree/master/hedgehog-example' …

### ghc-hex 0.1.2

This package provides conversion functions between bytestrings and their hexademical representation. …

### ghc-highlighting-kate 0.6.4

Highlighting-kate is a syntax highlighting library with support for nearly one hundred languages. The syntax parsers are automatically generated from Kate syntax descriptions (https://kate-editor.org/), so any syntax supported by Kate can be…

### ghc-hindent 5.3.1

This package provides automatic formatting for Haskell files. Both a library and an executable. …

### ghc-hinotify 0.4

This library provides a wrapper to the Linux kernel's inotify feature, allowing applications to subscribe to notifications when a file is accessed or modified. …

### ghc-hmatrix 0.20.0.0

The HMatrix package provices a Haskell library for dealing with linear systems, matrix decompositions, and other numerical computations based on BLAS and LAPACK. …

### ghc-hmatrix-gsl 0.19.0.1

This Haskell library provides a purely functional interface to selected numerical computations, internally implemented using GSL. …

### ghc-hmatrix-gsl-stats 0.4.1.8

This Haskell library provides a purely functional interface for statistics based on hmatrix and GSL. …