begriffs/postgrest 6836 REST API for any Postgres database jgm/pandoc 6297 Universal markup converter koalaman/shellcheck 3888 ShellCheck, a static analysis tool for shell scripts elm-lang/elm-compiler 2760 Compiler for the Elm programming language. Elm aims to make web development more pleasant. Elm is a type inferred, functional reactive language that compiles to HTML, CSS, and JavaScript. purescript/purescript 2500 A small strongly typed language that compiles to Javascript facebook/Haxl 2229 A Haskell library that simplifies access to remote data, such as databases or web-based services. commercialhaskell/stack 1647 The Haskell Tool Stack yesodweb/yesod 1465 A RESTful Haskell web framework built on WAI. jaspervdj/hakyll 1246 A static website compiler library in Haskell sdiehl/write-you-a-haskell 1237 Building a modern functional compiler from first principles. (http://dev.stephendiehl.com/fun/) ghcjs/ghcjs 1231 Haskell to JavaScript compiler, based on GHC idris-lang/Idris-dev 1213 A Dependently Typed Functional Programming Language joeyh/github-backup 1183 backs up everything github knows about a repository, to the repository gibiansky/IHaskell 1152 A Haskell kernel for IPython. ghc/ghc 1151 Mirror of ghc repository. DO NOT SUBMIT PULL REQUESTS HERE. Patches are best submitted to GHC's Phabricator (https://phabricator.haskell.org/), bugs and feature-requests are best filed to GHC's Trac (https://ghc.haskell.org/trac/ghc), or sent to the mailing list (ghc-devs@haskell.org) joeyh/git-annex 1139 manage large files with git jgm/gitit 1126 A wiki using HAppS, pandoc, and git lamdu/lamdu 1094 lamdu - towards the next generation IDE faylang/fay 1089 A proper subset of Haskell that compiles to JavaScript valderman/haste-compiler 1061 A GHC-based Haskell to JavaScript compiler. mikeizbicki/HLearn 950 Homomorphic machine learning yi-editor/yi 917 The Haskell-Scriptable Editor scotty-web/scotty 899 Haskell web framework inspired by Ruby's Sinatra, using WAI and Warp (Official Repository) ekmett/lens 837 Lenses, Folds, and Traversals - Join us on freenode #haskell-lens olivierverdier/zsh-git-prompt 746 Informative git prompt for zsh sdiehl/wiwinwlh 685 What I Wish I Knew When Learning Haskell GaloisInc/HaLVM 673 The Haskell Lightweight Virtual Machine (HaLVM): GHC running on Xen awgn/cgrep 622 Cgrep: a context-aware grep for source codes oden-lang/oden 613 The Oden Programming Language haskell/cabal 609 Official upstream development repository for Cabal and cabal-install bos/stanford-cs240h 568 Course materials for Stanford CS240h, "Functional Systems in Haskell" huangz1990/real-world-haskell-cn 549 《Real World Haskell》中文翻译项目 tonymorris/course 546 Functional Programming Course leksah/leksah 537 Haskell IDE hzlmn/haskell-must-watch 536 Huge list of videos, talks , courses for Haskell programming language. bos/aeson 510 A fast Haskell JSON library haskell-servant/servant 509 Main repository for the servant libraries. Web API combinators, with servers, clients and documentation GaloisInc/cryptol 507 Cryptol: The Language of Cryptography aurapm/aura 507 A secure, multilingual package manager for Arch Linux and the AUR - Join us on Freenode in #aurapm, or in our Gitter room at https://gitter.im/aurapm/aura DanielG/ghc-mod 489 Happy Haskell Hacking for editors ajtulloch/dnngraph 486 A DSL for deep neural networks, supporting Caffe and Torch z0w0/helm 451 A functionally reactive game engine, with headgear to protect you from the headache of game development provided. thoughtbot/carnival 447 An unobtrusive, developer-friendly way to add comments mattgreen/hython 436 Haskell-powered Python 3 interpreter colah/ImplicitCAD 429 A math-inspired CAD program in haskell. CSG, bevels, and shells; 2D & 3D; gcode generation... chrisdone/hell 428 Haskell shell sdiehl/kaleidoscope 407 Haskell LLVM Kaleidoscope Tutorial haskell-distributed/distributed-process 405 Cloud Haskell core library lukasmartinelli/hadolint 383 Dockerfile linter written in Haskell google/codeworld 377 Educational computer programming environment using Haskell AccelerateHS/accelerate 370 Embedded language for high-performance array computations BinRoot/Haskell-Data-Analysis-Cookbook 362 Accompanying Source Code for the Haskell Data Analysis Cookbook yesodweb/wai 351 Haskell Web Application Interface kirel/detexify-hs-backend 344 Detexify Backend written in Haskell silkapp/rest 340 Packages for defining APIs, running them, generating client code and documentation. ndmitchell/shake 338 Shake build system tidalcycles/Tidal 338 Pattern language egison/egison 337 Egison is a purely functional programming language with non-linear pattern-matching against non-free data types. We can directly pattern-match against a wide range of data types such as lists, multisets, sets, trees and graphs with Egison. jepst/CloudHaskell 335 A distributed computing framework for Haskell snapframework/snap 325 Snap project starter executable plus some libraries for building web apps fptudelft/FP101x-Content-2015 318 FP101x - Functional Programming MOOC 2015 Content Repository Gabriel439/Haskell-Turtle-Library 304 Shell programming, Haskell style ananthakumaran/webify 303 webfont generator - converts ttf to woff, eot and svg ndmitchell/hlint 299 Haskell source code suggestions davidbrewer/xmonad-ubuntu-conf 297 My xmonad config for Ubuntu 14.04 and 12.04, including package list, config files, and instructions. snoyberg/conduit 294 A streaming data library hspec/hspec 294 A Testing Framework for Haskell agrafix/Spock 289 Another Haskell web framework for rapid development JakeWheat/intro_to_parsing 289 Introduction to parsing with Haskell and Parsec jaspervdj/stylish-haskell 288 Haskell code prettifier haskoin/haskoin 279 Haskell implementation of the Bitcoin protocol bjpop/berp 279 An implementation of Python 3 clash-lang/clash-compiler 278 CAES Language for Synchronous Hardware vincenthz/hs-tls 278 TLS/SSL implementation in haskell Gabriel439/Haskell-Pipes-Library 274 Compositional pipelines HeinrichApfelmus/reactive-banana 273 Library for functional reactive programming in Haskell. vicfryzel/xmonad-config 273 My xmonad and xmobar configuration, plus necessary scripts to make things more usable. jbarrow/LambdaNet 272 Purely functional artificial neural network library implemented in Haskell. MaiaVictor/caramel 269 A modern syntax for the λ-calculus. mbrubeck/compleat 268 Generate command-line completions using a simple DSL. reflex-frp/reflex 265 pcapriotti/optparse-applicative 256 Applicative option parser mwotton/Hubris 256 Bridge from Ruby to Haskell snapframework/snap-core 253 Core type definitions (Snap monad, HTTP types, etc) and utilities for web handlers. jaor/xmobar 253 A minimalistic text-based status bar buckie/juno 252 Smart Contracts Running on a BFT Hardened Raft bitemyapp/bloodhound 252 Haskell Elasticsearch client and query DSL cdosborn/lit 249 A modern tool for literate programming kqr/gists 249 With way too messy gist.github pages this is an attempt to organise my snippets MichaelXavier/Angel 248 Process Monitoring/Management, Like Daemontools bos/attoparsec 246 A fast Haskell library for parsing ByteStrings joelburget/react-haskell 241 React bindings for Haskell xmonad/xmonad 239 The core of xmonad, a small but functional ICCCM-compliant tiling window manager yesodweb/Shelly.hs 234 Haskell shell scripting bos/wreq 230 tweag/HaskellR 228 The full power of R in Haskell. simonmichael/hledger 227 The hledger command-line and web-based accounting tool, a Haskell rewrite of ledger. dmbarbour/Sirea 225 Simply Reactive! Declarative orchestration in Haskell using RDP mikeizbicki/subhask 225 Type safe interface for working in subcategories of Hask tkonolige/dbignore 220 .gitignore for Dropbox gelisam/frp-zoo 220 Comparing many FRP implementations by reimplementing the same toy app in each. GaloisInc/haskell-tor 218 A Haskell implementation of the Tor protocol. ucsd-progsys/liquidhaskell 218 Liquid Types For Haskell HaskVan/HaskellKoans 217 Haskell Koans for the Vancouver's Haskell UnMeetup HeinrichApfelmus/threepenny-gui 217 GUI framework that uses the web browser as a display. seliopou/typo 215 A programming language that runs in Haskell's type system. bos/pronk 213 A small command line application for load testing web servers. Think of it as similar to httperf or ab, only more modern and simpler to deal with. avh4/elm-format 213 elm-format formats Elm source code according to a standard set of rules based on the official Elm Style Guide michaelochurch/summer-2015-haskell-class 212 Summer 2015 Haskell Class sebastiaanvisser/clay 211 A CSS preprocessor as embedded Haskell. BurntSushi/erd 210 Translates a plain text description of a relational database schema to a graphical entity-relationship diagram. osener/markup.rocks 208 Pandoc based document editor and converter in your browser. jgoerzen/twidge 207 Command-line twitter/identica client [Haskell] itchyny/sjsp 207 Simple JavaScript Profiler chris-taylor/aima-haskell 206 Algorithms from AIMA in Haskell sinelaw/infernu 204 Type inference and checking for a safer JavaScript. tomjaguarpaw/haskell-opaleye 203 jgm/yst 200 create static websites from YAML data and string templates nick8325/quickcheck 199 Automatic testing of Haskell programs. anton-k/ru-haskell-book 198 учебник по Haskell albertoruiz/hmatrix 198 Linear algebra and numerical computation RaphaelJ/friday 197 Fast image IO and transformations. jlouis/combinatorrent 197 A bittorrent client written in Haskell evincarofautumn/kitten 195 A statically typed concatenative programming language. haskell/haskell-platform 195 commercialhaskell/haskelldocumentation 192 Repository for collaborative Haskell documentation ekmett/machines 190 Networks of composable stream transducers nh2/call-haskell-from-anything 190 Call Haskell functions from any programming language via serialization and dynamic libraries ndmitchell/hoogle 190 Haskell API search engine knupfer/haskell-emacs 189 Write Emacs extensions in Haskell sweirich/pi-forall 188 A demo implementation of a simple dependently-typed language ehamberg/9m 187 9m Unicode URL Shortener GaloisInc/ivory 186 The Ivory EDSL chrisdone/z 186 A strict, impure, curried, partially applied programming language with rather peculiar syntax. gelisam/hawk 185 Haskell text processor for the command-line bitc/hdevtools 184 Persistent GHC-powered background server for FAST haskell development tools HIPERFIT/futhark 184 :boom::computer::boom: A data-parallel functional programming language Gabriel439/Haskell-Morte-Library 184 A bare-bones calculus-of-constructions lukexi/halive 179 Live recompiler for Haskell nominolo/scion 178 IDE library for Haskell based on the GHC API. jaspervdj/websockets 178 A Haskell library for creating WebSocket-capable servers helium/airship 177 Helium + Webmachine = Airship. A toolkit for building declarative, RESTful web apps. travitch/taffybar 174 A slightly fancy status bar for xmonad k0ral/hbro 174 A minimal web-browser written and configured in Haskell. agocorona/transient 173 A full stack reactive architecture for general purpose programming. High level, composable primitives for concurrency, parallelism, event handling, transactions, multithreading, Web, and distributed computing with complete de-inversion of control (No callbacks) and thus, fully composable. ermine-language/ermine 168 The Ermine Programming Language - Join us on irc.freenode.net #ermine nikita-volkov/record 167 Anonymous records chrisdone/lpaste 167 Paste service written in Haskell for functional programmers byorgey/haskell-course 163 Introductory Haskell course materials (originally CIS 194 @ UPenn) facebookarchive/lex-pass 163 manipulate a php codebase using haskell to transform the abstract-syntax-tree ollef/Earley 162 Parsing all context-free grammars using Earley's algorithm in Haskell. haskell/hackage-server 162 The new Hackage server aka "Hackage 2" phadej/github 162 The github API for Haskell timbod7/haskell-chart 161 A 2D charting library for haskell bos/statistics 161 A fast, high quality library for computing with statistics in Haskell. fujimura/hi 161 Generate scaffold for a Haskell project simonmar/par-tutorial 159 A tutorial on Parallel and Concurrent Haskell aslatter/parsec 158 ndmitchell/ghcid 157 Very low feature GHCi based IDE justinethier/husk-scheme 157 A practical implementation of the Scheme programming language for the Haskell Platform. aristidb/aws 156 Amazon Web Services for Haskell creswick/cabal-dev 156 A wrapper program around cabal and cabal-install that maintains sandboxed build environments. kazu-yamamoto/unit-test-example 155 Unit test example for Haskell informatikr/hedis 153 A Redis client library for Haskell. sol/doctest 152 An implementation of Python's doctest for Haskell chrisdone/intero 151 Complete interactive development program for Haskell prowdsponsor/esqueleto 150 Bare bones, type-safe EDSL for SQL queries on persistent backends. commercialhaskell/jump 150 Jump start your Haskell development takeoutweight/shade 149 Interactive, client-side web apps in Haskell lambdacube3d/lambdacube-edsl 149 Previous version of LambdaCube 3D as Embedded Domain Specific Language in Haskell. Check the latest system: rahulmutt/ghcvm 148 A Haskell to JVM compiler that supports GHC Haskell. brendanhay/amazonka 148 A comprehensive Amazon Web Services SDK for Haskell. twittner/zeromq-haskell 148 This repository has been moved to https://gitlab.com/twittner/zeromq-haskell hvr/multi-ghc-travis 147 Scripts and instructions for using Travis-CI with multiple GHC configurations feuerbach/tasty 146 Modern and extensible testing framework for Haskell kerkomen/rei 146 Process lists easily snapframework/snap-server 145 A fast HTTP server library, which runs Snap web handlers. LeventErkok/sbv 145 SMT Based Verification in Haskell. Express properties about Haskell programs and automatically prove them using SMT solvers. agentm/project-m36 145 Project: M36 Relational Algebra Engine m4dc4p/cheatsheet 144 A Haskell CheatSheet in PDF and literate source formats. chrisdone/hindent 144 Extensible Haskell pretty printer tomahawkins/atom 143 A DSL for embedded hard realtime applications. agda/agda 143 Agda is a dependently typed programming language / interactive theorem prover. passy/givegif 143 GIFs on the command line joeyh/propellor 142 property-based host configuration management in haskell passy/android-lint-summary 141 Prettier display of Android Lint issues bjpop/blip 140 A bytecode compiler for Python 3 visi-lang/visi 140 The Visi Language and iPad IDE haskell-game/sdl2 139 Haskell bindings to the SDL2 library joshcough/HaskellStarter 139 A project that demonstrates getting up and running with Haskell. chrisdone/lucid 139 Clear to write, read and edit DSL for writing HTML mikeizbicki/HerbiePlugin 138 GHC plugin that improves Haskell code's numerical stability ivanperez-keera/haskanoid 138 A breakout game in Haskell using SDL and FRP, with Wiimote and Kinect support. chrisdone/hulk 138 Haskell IRC daemon. snoyberg/keter 136 Web app deployment manager ajhc/ajhc 134 A fork of jhc. And also a Haskell compiler. bos/critbit 134 A Haskell implementation of crit-bit trees. jaspervdj/blaze-html 134 A blazingly fast HTML combinator library for Haskell. ekmett/ad 134 Automatic Differentiation mchakravarty/language-c-inline 133 Inline C & Objective-C in Haskell frp-arduino/frp-arduino 132 Arduino programming without the hassle of C. egonSchiele/chips 131 A clone of Chips Challenge in Haskell mchakravarty/BigPixel 131 Pixel art for games VinylRecords/Vinyl 130 Extensible Records for Haskell. Pull requests welcome! Come visit us on #vinyl on freenode. ekmett/trifecta 128 Parser combinators with highlighting, slicing, layout, literate comments, Clang-style diagnostics and the kitchen sink LambdaHack/LambdaHack 127 Haskell game engine library for roguelike dungeon crawlers ekmett/quine 127 haskell, opengl, toy project k-bx/owlcloud 124 OwnCloud for owls done via The Microservice Architecture Paczesiowa/hsenv 124 Virtual Haskell Environment builder khibino/haskell-relational-record 122 This repository includes a joined query generator based on typefull relational algebra, and mapping tools between SQL values list and Haskell record type. Twinside/Juicy.Pixels 121 Haskell library to load & save pictures tweag/sparkle 120 Haskell on Apache Spark. haskelllive/haskelllive 120 Source code of the Haskell Live episodes. martine/c-repl 120 a C read-eval-print loop (abandoned) GaloisInc/saw-script 119 The SAW scripting language. Tarrasch/antigen-hs 118 A fast zsh plugin manager fpco/ide-backend 118 ide-backend drives the GHC API to build, query, and run your code music-suite/music-suite 118 Meta-package to install the Music Suite acowley/Frames 118 Data frames for tabular data. tommythorn/Reduceron 117 FPGA Haskell machine with game changing performance. Reduceron is Matthew Naylor, Colin Runciman and Jason Reich's high performance FPGA softcore for running lazy functional programs, including hardware garbage collection. Reduceron has been implemented on various FPGAs with clock frequency ranging from 60 to 150 MHz depending on the FPGA. A high degree of parallelism allows Reduceron to implement graph evaluation very efficiently. This fork aims to continue development on this, with a view to practical applications. Comments, questions, etc are welcome. mrkkrp/megaparsec 116 Industrial-strength monadic parser combinator library lpsmith/postgresql-simple 116 Mid-level client library for accessing PostgreSQL from Haskell nikita-volkov/hasql 116 A very efficient PostgreSQL driver and a flexible mapping API simonmar/async 115 Run IO operations asynchronously and wait for their results walpurgisriot/wisp 115 small-but-featureful embeddable lisp interpreter written in haskell. fpco/minghc 114 Windows installer for GHC including msys snkkid/LazyFooHaskell 112 A port of LazyFoo's SDL tutorials to Haskell. (http://lazyfoo.net/SDL_tutorials/index.php) haskell/network 112 Low-level networking interface snoyberg/haskellers 111 haskellers.com site honza/redish 111 A multi-threaded, TCP, key-value store inspired by Redis implemented in Haskell. jtdaugherty/brick 110 brick is a declarative terminal UI programming library written in Haskell (releases at http://hackage.haskell.org/package/brick) machine-intelligence/Botworld 110 A cellular automaton for studying self-modifying agents which are embedded in their environment 1HaskellADay/1HAD 110 1 Haskell A Day exercises Eelis/geordi 110 IRC C++ eval bot (also, github is retarded) entropia/tip-toi-reveng 110 Trying to understand the file format of Tip Toi w7cook/AoPL 109 A book on programming languages, using Haskell wyager/Neks 107 A dead simple networked key/value store leepike/Copilot 106 A (Haskell DSL) stream language for generating hard real-time C code. imeckler/mote 106 hvr/cassava 105 Easy CSV parsing nomeata/incredible 105 The Incredible Proof Machine ekmett/hask 103 Category theory for Haskell with a lens flavor (you need GHC 7.8.3, not 7.8.2 to build this!) benl23x5/gloss 103 Painless 2D vector graphics, animations and simulations. corsis/PortFusion 103 Haskell-powered cross-platform transport-layer distributed reverse / forward proxy & tunneling solution – currently available for all TCP protocols (RDP, VNC, HTTP(S), SSH, ...). bos/llvm 102 Haskell bindings to the LLVM compiler infrastructure project. jaspervdj/digestive-functors 102 A general way to consume input using applicative functors typed-wire/typed-wire 102 Language independent type-safe communication snoyberg/classy-prelude 100 A typeclass-based Prelude. tfausak/haskeleton 100 :skull: A Haskell package skeleton. simonmar/parconc-examples 99 Sample code to accompany the book "Parallel and Concurrent Programming in Haskell" aloiscochard/codex 99 A ctags file generator for cabal/stack project dependencies. ianthehenry/basilica 99 It's kinda like a forum. mzero/haskell-amuse-bouche 99 A short technical talk about some fun things in Haskell lykahb/groundhog 98 This library maps datatypes to a relational model, in a way similar to what ORM libraries do in OOP. See the tutorial http://www.fpcomplete.com/user/lykahb/groundhog for introduction luqui/vatican 98 A lazy specializing virtual machine for purely functional languages haskell/HTTP 98 Haskell HTTP package bos/text 98 An efficient packed, immutable Unicode text type for Haskell, with a powerful loop fusion optimization framework. ruHaskell/ruhaskell 97 Главный сайт сообщества bscarlet/llvm-general 97 Rich LLVM bindings for Haskell (with transfer of LLVM IR to and from C++, detailed compilation pass control, etc.) fpco/inline-c 97 haskell/c2hs 96 c2hs is a pre-processor for Haskell FFI bindings to C libraries egonSchiele/HandsomeSoup 96 Easy HTML parsing for Haskell bos/configurator 96 A Haskell library supporting flexible, dynamic file-based configuration. boothead/oHm 96 Om with Haskell in it reflex-frp/reflex-dom 96 elm-lang/elm-repl 95 A REPL for Elm alsonkemp/turbinado 95 MVC Web Framework for Haskell. See http://github.com/turbinado/turbinado-website for example code elm-lang/elm-package 94 Command line tool to share Elm libraries jspahrsummers/ObjectiveHaskell 93 Tools for making it easier to integrate Haskell and Objective-C. larrytheliquid/Lemmachine 93 REST'ful web framework in Agda himura/twitter-conduit 93 Twitter API package for Haskell, including enumerator interfaces and Streaming API supports. simhu/cubical 93 Implementation of Univalence in Cubical Sets acid-state/acid-state 93 Add ACID guarantees to any serializable Haskell data structure ndmitchell/bake 92 Continuous integration server hinance/hinance 92 Automated personal bookkeeping for hackers. wellposed/numerical 92 Numerical is the core library for Numerical Haskell lierdakil/pandoc-crossref 92 pandoc filter for cross-references Gabriel439/Haskell-Typed-Spreadsheet-Library 91 Typed and composable spreadsheets lymar/hastache 91 Haskell implementation of Mustache template mstksg/auto 91 Haskell DSL and platform providing denotational, compositional api for discrete-step, locally stateful, interactive programs, games & automations. http://hackage.haskell.org/package/auto katychuang/getting-started-with-haskell 90 notes on where to find Haskell tutorials and tips to complete them meiersi/blaze-react 89 A blaze-html style ReactJS binding for Haskell using GHCJS haskell-opengl/OpenGL 89 Haskell bindings to OpenGL egonSchiele/dominion 88 A Dominion simulator in Haskell kazu-yamamoto/mighttpd2 88 File/CGI web server on warp noelmarkham/learn-you-a-haskell-exercises 88 penberg/taylor 87 Swift programming language compiler written in Haskell. cobbpg/elerea 87 A simple FRP library providing leak-free first-class streams. jekor/redo 87 djb's redo implementation in Haskell (for Haskell from Scratch video series) talw/crisp-compiler 87 A compiler for Crisp (Lisp/Scheme-inspired language) in Haskell, with an LLVM backend dpp/LispHaskellIPad 86 An iPad app that's a Lisp interpretter... written in Haskell (heh heh heh) Gabriel439/Haskell-Optparse-Generic-Library 86 Auto-generate a command-line parser for your datatype janrain/riak-haskell-client 86 A fast Haskell client library for the Riak decentralized data store UU-ComputerScience/uhc 86 neurocyte/android-haskell-activity 85 An example of an Android Activity written in Haskell GaloisInc/HaNS 85 The haskell network stack tibbe/unordered-containers 85 Efficient hashing-based container types ekmett/linear 85 Low-dimensional linear algebra primitives for Haskell. phaazon/luminance 84 Type-safe, type-level and stateless Haskell graphics framework vimus/vimus 84 An MPD client with vim-like key bindings, written in Haskell bjpop/language-python 84 A parser for Python 2.x and 3.x written in Haskell albertoruiz/easyVision 84 Haskell packages for computer vision, image processing, and pattern recognition spell-music/csound-expression 84 Haskell Framework for Electronic Music wh5a/Algorithm-W-Step-By-Step 83 Classic Algorithm W for type inference. CIFASIS/QuickFuzz 83 An experimental grammar fuzzer in Haskell using QuickCheck psygnisfive/SimpleFP-v2 83 A re-do of the SimpleFP repo using de Bruijn index ABTs instead of HOAS analytics/analytics 83 Much of this has moved to ekmett/succinct opqdonut/haskell-exercises 82 Haskell exercises with automatic tests flannelhead/blackstar 82 A black hole raytracer written in Haskell yesodweb/shakespeare 82 Haml-like template files that are compile-time checked coreyoconnor/vty 82 Primary repository for Haskell VTY library jwiegley/gitlib 82 neovimhaskell/nvim-hs 82 Neovim API for Haskell plugins as well as the plugin provider simonmar/monad-par 82 ocharles/netwire-classics 81 Classic games recreated in netwire kallisti-dev/hs-webdriver 81 A Haskell client for the Selenium WebDriver protocol. conal/lambda-ccc 81 Convert lambda expressions to CCC combinators snapframework/heist 81 An xhtml-based templating engine, allowing Haskell functions to be bound to XML tags. Soostone/hadron 80 Construct and run Hadoop MapReduce programs in Haskell mmirman/caledon 80 higher order dependently typed logic programing msgpack/msgpack-haskell 80 Haskell implementation of MessagePack / msgpack.org[Haskell] audreyt/regex-genex 79 Given a list of regexes, generate all possible strings that matches all of them. DanielWaterworth/siege 79 [DEPRECATED] A DBMS written in Haskell ocharles/engine.io 79 A Haskell server implementation of the Engine.IO and Socket.IO (1.0) protocols alpmestan/hnn 79 haskell neural network library batterseapower/test-framework 78 Framework for running and organising QuickCheck test properties and HUnit test cases jtdaugherty/vty-ui 78 A terminal user interface programming library similar to graphical interfaces such as GTK and QT. (DEPRECATED, see https://github.com/jtdaugherty/brick) jcollard/unm-hip 77 The University of New Mexico's Haskell Image Processing Library NicolasT/kontiki 77 An implementation of the Raft consensus protocol aelve/microlens 77 A lightweight (but compatible with ‘lens’) lenses library Yuras/pdf-toolbox 77 A collection of tools for processing PDF files in Haskell ivanperez-keera/Yampa 77 Domain-specific language embedded in Haskell for programming hybrid (mixed discrete-time and continuous-time) systems. Yampa is based on the concepts of Functional Reactive Programming (FRP) and is structured using arrow combinators. lambdabot/lambdabot 76 A friendly IRC bot and apprentice coder, written in Haskell. aisamanra/rust-haskell-ffi 76 Toy example of calling Rust from Haskell gregorulm/h2048 76 An implementation of the game 2048 in Haskell gtk2hs/gtk2hs 76 GUI library for Haskell based on GTK+ nfjinjing/miku 75 A tiny web dev DSL edwinb/idris-php 75 Yes, really... hopper-lang/hopper 75 a sound modern language for computation and transactional resource logic kazu-yamamoto/recursion-drill 75 Drill to study recursive programming in Haskell ekmett/tables 73 Deprecated because of pdtournament/pdtournament 72 Iterated prisoner's dilemma tournament with bots that can perfectly simulate each other. UweSchmidt/hxt 72 Haskell XML Toolbox jgm/texmath 72 A Haskell library for converting LaTeX math to MathML. feuerbach/smallcheck 72 smallcheck: test your Haskell code by exhaustively checking its properties Paczesiowa/virthualenv 72 Virtual Haskell Environment builder haskell-suite/haskell-src-exts 71 Manipulating Haskell source: abstract syntax, lexer, parser, and pretty-printer NixOS/cabal2nix 71 Generate Nix build instructions from a Cabal file chrisdone/shell-conduit 71 Write shell scripts with Conduit haskell/containers 71 Assorted concrete container types Daniel-Diaz/HaTeX 71 The Haskell LaTeX library. hreinhardt/amqp 71 Haskell AMQP client library dmbarbour/awelon 70 Awelon project is a new UI model with a new language. kwf/ComonadSheet 70 A library for expressing "spreadsheet-like" computations with absolute and relative references, using fixed-points of n-dimensional comonads. jhickner/hobbes 70 A cross-platform file activity monitor haskell-fswatch/hfsnotify 70 Unified Haskell interface for basic file system notifications parsonsmatt/servant-persistent 70 A brief example of Servant with Persistent wavewave/hoodle 69 hoodle : A pen notetaking program written in haskell snapframework/io-streams 69 Simple, composable, and easy-to-use stream I/O for Haskell jfeltz/dash-haskell 69 dash docset builder for Haskell packages and cabal project dependencies nandor/hcraft 69 Haskell clone of a certain game bos/mysql-simple 69 A mid-level client library for the MySQL database, intended to be fast and easy to use. docopt/docopt.hs 68 A command-line interface description language and parser that will make you smile fimad/scalpel 68 A high level web scraping library for Haskell. bitc/lushtags 68 Create ctags compatible tags files for Haskell programs hdbc/hdbc 68 Haskell Database Connectivity ezyang/logitext 68 Beautiful, interactive visualizations of logical inference simonmar/alex 68 A lexical analyser generator for Haskell gwern/gwern.net 68 Website: writings on statistics, psychology, self-experiments, black-markets, philosophy, etc thkoch2001/gitit2 67 A reimplementation of gitit in Yesod jkff/timeplot 67 Analyst's swiss army knife for visualizing data from ad-hoc log files atzeus/FRPNow 67 gregorycollins/hashtables 67 Mutable hash tables for Haskell, in the ST monad nominolo/lambdachine 66 VM and tracing JIT for Haskell (work in progress) texodus/forml 66 A programming language cpennington/h4sh 66 Fork of Don Stewarts h4sh haskell shell scripts dropbox/datagraph 66 jgm/pandoc-citeproc 66 Library and executable for using citeproc with pandoc chrisdone/formatting 65 Format strings type-safely with combinators hailstorm-hs/hailstorm 65 Haskell distributed stream processing with exactly-once semantics Gabriel439/bench 65 Command-line benchmark tool elm-lang/elm-make 65 A build tool for Elm projects rubik/argon 65 Monitor cyclomatic complexity in Haskell programs np/ling 65 LINear LaNGuage: Type Theory and Process Calculi for Distributed and High-precision programming mmirman/ImperativeHaskell 64 Proof that Haskell can look and act like an imperative language. DDCSF/ddc 64 The Disciplined Disciple Compiler mxswd/swift-gen 64 Generate Swift structs / enums with protocol implementations! erikd/language-javascript 64 Parser for JavaScript, in Haskell alphaHeavy/protobuf 64 An implementation of Google's Protocol Buffers in Haskell. bendyworks/api-server 63 A JSON API server written in Haskell ekmett/free 63 free monads rrnewton/haskell-lockfree 63 A collection of different packages for CAS based data structures. hakaru-dev/hakaru 63 A probabilistic programming language geekrelief/as3tohaxe 63 An Actionscript 3 to haXe source converter written in Haskell DanBurton/tardis 63 chrisdone/ircbrowse 62 An IRC analysis server. suhailshergill/extensible-effects 62 Extensible Effects: An Alternative to Monad Transformers elisehuard/game-in-haskell 62 zoomhub/zoomhub 62 Share and view high-resolution images effortlessly sebastiaanvisser/fclabels 61 First class composable record labels for Haskell. sdiehl/tinyjit 61 Haskell JIT willdonnelly/dyre 61 A Dynamic Reconfiguration Library for Haskell Programs jekor/vocabulink 61 web application for learning foreign vocabulary palf/haskell-sdl2-examples 61 SDL2 tutorial code in Haskell tanakh/Peggy 61 The Parser Generator for Haskell haskell/vector 61 An efficient implementation of Int-indexed arrays (both mutable and immutable), with a powerful loop optimisation framework . bos/pool 60 A high-performance striped resource pooling implementation for Haskell alephnullplex/cradle 60 Let's Build a Compiler (in Haskell) jaspervdj/jaspervdj 59 Source code of my personal home page. pyr/apotiki 59 a faster debian repository mortberg/cubicaltt 59 AtnNn/haskell-rethinkdb 59 RethinkDB client library for Haskell agocorona/transient-universe 59 A Cloud monad for the creation of Web and distributed applications that are fully composable xmonad/xmonad-contrib 59 Contributed modules for xmonad ekmett/succinct 59 playground for working with succinct data structures fokot/howerpoint 58 reiddraper/ordeal 58 kRITZCREEK/psc-ide 58 DEPRECATED - Editor Support for the PureScript programming language well-typed/binary-serialise-cbor 58 Binary serialisation in the CBOR format eevee/project-euler 58 interesting solutions to project euler problems mthom/shentong 58 A Haskell implementation of the Shen programming language. wavewave/fficxx 57 Haskell-C++ Foreign Function Interface Generator tel/serv 57 Kind-safe framework for type-safe APIs snoyberg/http-client 57 An HTTP client engine, intended as a base layer for more user-friendly packages. acowley/roshask 57 Haskell client library for the ROS robotics framework. prasmussen/glot-www 57 glot.io website brendanhay/gogol 57 A comprehensive Google Services SDK for Haskell. ocharles/hadoom 57 A little Doom-like 2.5 game engine danchoi/herbalizer 57 Convert HAML to ERB chrisdone/haskellnews 56 An aggregation of all online content related to Haskell. cyga/real-world-haskell 56 parser for code samples from the book "real world haskell" (http://book.realworldhaskell.org/read/) sweirich/dth 56 Examples of Dependently-typed programs in Haskell ekmett/discrimination 56 Fast linear time sorting and discrimination for a large class of data types 5outh/Bang 56 A Drum Machine DSL for Haskell ndmitchell/build-shootout 56 Comparison of build program expressive power moonmaster9000/bird 55 A sinatra-ish framework written in haskell, riding on top of Hack ryantrinkle/memoise 55 Russell91/pyfi 55 PYthon Function Interface for haskell boundedvariation/quantfin 54 quant finance in pure haskell jozefg/pcf 54 A small compiler for PCF crufter/haquery 54 jQuery for Haskell commercialhaskell/stack-templates 54 Project templates for stack new m4dc4p/haskelldb 54 A library for building re-usable and composable SQL queries. snowdriftcoop/snowdrift 54 Infrastructure for Snowdrift.coop tlaitinen/yesod-dsl 54 A domain specific language and a code generator desined to create RESTful services for managing an RDBMS with Yesod web framework and Persistent. snoyberg/http-conduit 53 Superseded by: https://github.com/snoyberg/http-client fumieval/free-game 53 The free game engine dmbarbour/haskell-vcache 53 large, persistent, memcached values and structure sharing for Haskell feuerbach/monad-classes 53 A more flexible mtl ekmett/bound 53 Combinators for manipulating locally-nameless generalized de Bruijn terms philopon/apiary 53 Simple and type safe web framework that can be automatically generate API documentation. DDCSF/repa 53 High performance, regular, shape polymorphic parallel arrays. ndmitchell/tagsoup 53 Haskell library for parsing and extracting information from (possibly malformed) HTML/XML documents adscib/monad-bayes 53 A library for probabilistic programming in Haskell. Lemmih/hsSDL2 53 chris-taylor/Classical-Mechanics 53 Haskell toolbox for research and teaching in classical mechanics. Includes modules for symbolic algebra and automatic differentiation. gwern/mueval 52 A secure sandboxed Haskell interpreter for pure function evaluation iu-parfunc/lvars 52 The LVish Haskell library ghcjs/ghcjs-examples 52 IFCA/opencl 51 Haskell high-level wrapper for OpenCL ku-fpg/sunroof-compiler 51 Monadic Javascript Compiler sol/hpack 51 hpack: An alternative format for Haskell packages tibbe/hyena 51 A Haskell web application server. jtdaugherty/HaskellNet 51 Haskell library which provides client support for POP3, SMTP, and IMAP protocols. alpmestan/servant 51 Moved to http://github.com/haskell-servant dan-t/cabal-bounds 51 Manage the bounds/versions of the dependencies in a cabal file. AccelerateHS/accelerate-llvm 50 LLVM backend for Accelerate mchakravarty/lets-program 50 Let's program! Get into programming writing a simple game. bazqux/bazqux-urweb 50 Ur/Web part of BazQux Reader sources FranklinChen/clojure-transducers-in-haskell 50 Clojure transducers in a typed setting, in Haskell RefactoringTools/HaRe 50 The Haskell Refactoring Tool nwf/dyna 50 Dyna2 compiler and REPL fortytools/holumbus 49 A Haskell library which provides the basic building blocks for creating powerful indexing and search applications. seanhess/robotquest 49 RobotQuest is a MMO, programming game. Instead of playing RobotQuest directly, you write a program that plays it for you. Your program communicates with the game server API over HTTP by sending and receiving JSON messages. Written in HTML, Haskell, with MongoDB tomlokhorst/AwesomePrelude 49 Yet another alternative Haskell Prelude, but this one is awesome! jgoerzen/missingh 49 Utility library [Haskell] CGenie/haskell-snake 49 Snake game implemetation in Haskell using SDL goldfirere/units 49 The home of the units Haskell package tobbebex/GPipe 49 A functional graphics API for programmable GPUs nikita-volkov/graph-db 49 An experimental native Haskell graph database ToJans/learninghaskell 49 Learning Haskell liqd/thentos 49 A tool for privacy-preserving identity management (PPIM) tibbe/hashable 49 A class for types that can be converted to a hash value ajhc/demo-android-ndk 49 Demo Ajhc application on Android NDK ekmett/gl 49 Complete raw OpenGL bindings for Haskell LeventErkok/hArduino 48 Control your Arduino board from Haskell, using the Firmata protocol snowleopard/hadrian 48 Hadrian: a new build system for the Glasgow Haskell Compiler bos/strange-loop-2011 48 Slides and examples from my Haskell workshop at Strange Loop. jberryman/unagi-chan 48 A haskell library implementing fast and scalable concurrent queues for x86, with a Chan-like API bsl/GLFW-b 48 Haskell bindings to GLFW creswick/ihaskell-notebook 48 mvdan/hint 48 Runtime Haskell interpreter (GHC API wrapper) serras/lambdaconf-2015-web 48 Projects for LambdaConf 2015 Haskell web workshop atzeus/reflectionwithoutremorse 48 Code accompanying the paper Reflection without Remorse:Revealing a hidden sequence to speed up monadic reflection jdnavarro/graphql-haskell 48 Haskell GraphQL implementation nick8325/quickspec 48 Equational laws for free idris-hackers/idris-java 48 Java Code Generator for Idris Gabriel439/Haskell-MVC-Library 47 Model-view-controller Chase-C/Flocking-Simulation 47 A 3D Boids-like flocking simulation coded in Haskell. jaredloomis/andromeda 47 A GLSL code generating DSL embedded in Haskell prowdsponsor/fb 47 Bindings for Facebook's API. feuerbach/regex-applicative 47 Regex-based parsing with applicative interface goldfirere/singletons 47 The repo for the singletons Haskell library simonmar/happy 47 The Happy parser generator for Haskell raimohanska/reactive-bacon 46 FRP (functional reactive programming) framework inspired by RX and Iteratee nushio3/learn-haskell 46 sinelaw/xml-to-json 46 Fast & easy command line tool for converting XML files to JSON cosbynator/haskakafka 46 Kafka bindings for Haskell diagrams/diagrams-lib 46 Diagrams standard library bamboo/idris-cil 46 A Common Intermediate Language backend for Idris. davean/waldo 46 A small Haskell server for generating visual stories based on some ascertainable data about the requester. Gabriel439/Haskell-Lens-Tutorial-Library 46 The missing tutorial module for the lens library waldheinz/ads 46 A Freenet clone written in Haskell ifesdjeen/haskell-ffi-tutorial 46 A (missing) Haskell FFI tutorial: how to work with nested Structs and do bi-directional C<->Haskell interop clckwrks/clckwrks 46 A Haskell CMS platform diagrams/diagrams 46 Embedded domain-specific language for declarative vector graphics (wrapper package) colah/HaskSymb 46 An Experiment in Haskell Symbolic Algebra anchor/vaultaire 46 Data vault for metrics bgamari/b-tree 46 Haskell on-disk B* tree implementation exercism/xhaskell 46 Exercism Exercises in Haskell ekmett/mtl 46 The Monad Transformer Library skogsbaer/hscurses 46 ncurses binding for Haskell urv/fixhs 46 FIX (co)parser in haskell lukasmartinelli/hwk 46 A Haskell based awk and sed alternative jvranish/MiniKanrenT 45 An implementation of miniKanren in Haskell fpco/rdr2tls 45 Haskell web service that redirects all traffic from HTTP to HTTPS AccelerateHS/accelerate-cuda 45 Accelerate backend for NVIDIA GPUs keera-studios/keera-hails 45 Keera Hails: Haskell on Rails - Reactive Programming Framework for Interactive Haskell applications kolmodin/binary 45 Efficient, pure binary serialisation using ByteStrings in Haskell. haskell-distributed/distributed-process-platform 45 DEPRECATED (Cloud Haskell Platform) in favor of distributed-process-extras, distributed-process-async, distributed-process-client-server, distributed-process-registry, distributed-process-supervisor, distributed-process-task and distributed-process-execution freizl/hoauth2 45 haskell oauth2 binding jgoerzen/hslogger 44 Logging infrastructure [Haskell] pontarius/pontarius-xmpp 44 An XMPP client library for Haskell. tobbebex/GPipe-Core 44 Core library of new GPipe, encapsulating OpenGl and providing a type safe minimal library faylang/fay-jquery 44 jQuery bindings for Fay (experimental) kim/leveldb-haskell 44 Haskell bindings to LevelDB (http://leveldb.googlecode.com) slyrz/hase 44 Haskell bindings for the Senna NLP toolkit dsorokin/aivika 44 A multi-paradigm simulation library haskell/bytestring 44 An efficient compact, immutable byte string type (both strict and lazy) suitable for binary or 8-bit character data. bjornbm/dimensional 44 Dimensional library variant built on Data Kinds, Closed Type Families, TypeNats (GHC 7.8+). nponeccop/HNC 44 HN Compiler silky/awesome-open-science 44 some links to projects/tools related to "open science". bmillwood/stepeval 43 A program for evaluating a Haskell expression step-by-step mainland/language-c-quote 43 ekmett/parsers 43 Generic parser combinators softmechanics/warp 43 A fast, light-weight web server for WAI applications. bendmorris/scotch 43 The Scotch programming language mvoidex/hsdev 43 Haskell development tool kosmikus/SSGEP 43 schell/steeloverseer 42 A file watcher and development tool. aleator/CV 42 Haskell wrappers and utilities for OpenCV machine vision library bitemyapp/open-haskell 42 Community edited and directed course based on Spring '13 cis194. mzero/barley 42 Get going with Haskell ASAP afcowie/http-streams 42 Haskell HTTP client library for use with io-streams guillaume-nargeot/hpc-coveralls 42 coveralls.io support for haskell code coverage with hpc ekmett/structures 42 A playground for working on advanced data structures in Haskell roseperrone/phil 42 An extension of my brain yamadapc/haskell-ascii-progress 42 A simple Haskell progress bar for the console. Heavily borrows from TJ Holowaychuk's Node.JS project anchor/git-vogue 42 Make your Haskell git repositories fashionable. stepcut/hyperdrive 42 A fast, low-level HTTP server you can trust kazu-yamamoto/logger 42 A fast logging system for Haskell keera-studios/haskell-game-programming 42 A central repository of Haskell Game Programming resources, put together by Keera Studios qrilka/xlsx 42 Simple and incomplete Excel file parser/writer pietervdvn/Haskell 42 Introduction to haskell djv/VisualProf 42 http://www.reddit.com/r/haskell/comments/cr15z/visualprof_profiles_your_haskell_program_and/?sort=hot jkff/splot 42 Visualizing the activity of many concurrent processes donya/Kulitta 42 Algorithmic and automated composition modules divarvel/jDbT 41 jinx Database Tools paulrzcz/hquantlib 41 HQuantLib, financial math in Haskell Zenius2016/BoardAlfa 41 Temporary Official repo for board announcement ZenXLeague mhwombat/grid 41 Tools for working with regular grids/graphs/lattices. sol/reserve 41 Universal and robust reloading for Haskell web applications dpiponi/Moodler 41 Modular softsynth bkirwi/ethereum-haskell 41 An independent reimplementation of Ethereum in Haskell jgm/pandoc-types 41 types for representing structured documents HeinrichApfelmus/operational 40 Implement monads by specifying instructions and their desired operational semantics. phischu/fragnix 40 Fragment-based code distribution! mgajda/json-autotype 40 Automatic Haskell type inference from JSON input purescript/pursuit 40 Search engine for PureScript functions well-typed/generics-sop 40 Generic Programming using True Sums of Products ocharles/blog 40 The contents of ocharles.org.uk/blog bartavelle/language-puppet 40 A library to work with Puppet manifests, test them and eventually replace everything ruby. Lemmih/lhc 40 The LLVM LHC Haskell Optimization System jamshidh/ethereum-client-haskell 40 bjpop/haskell-mpi 39 MPI bindings for Haskell jhartikainen/hs-language-php 39 Experimental Haskell PHP parser / evaluator / code generator lettier/gifcurry 39 Create animated GIFs, overlaid with optional text, from video files. Zankoku-Okuno/octopus 39 A highly-dynamic language inspired by Kernel, Javascript, Clojure, Arc and science. JPMoresmau/BuildWrapper 39 Utility to manage haskell projects for an IDE mikeizbicki/typeparams 39 Lens-like interface for type level parameters; allows unboxed unboxed vectors and supercompilation kosmikus/lhs2tex 39 Preprocessor for typesetting Haskell sources with LaTeX diagrams/diagrams-core 39 Core types and utilities ku-fpg/hermit 39 Haskell Equational Reasoning Model-to-Implementation Tunnel danr/hipspec 39 A hip inductive theorem prover! jtdaugherty/dbmigrations 39 A library and program for the creation, management, and installation of schema updates (called migrations) for a relational database. thlorenz/WebToInk 39 Downloads and converts a properly set up Html book or a blog into mobi format tfausak/blunt 39 :pencil2: Convert between pointfree and pointful Haskell expressions. itchyny/miv 39 Vim plugin manager written in Haskell dmjio/stripe 39 :moneybag: Stripe API for Haskell msakai/toysolver 39 My sandbox for experimenting solver algorithms. HaskellZhangSong/Introduction_to_Haskell 38 This is source code of my book. mietek/idris-bash 38 GNU bash backend for Idris dataflowbook/Dataflow-and-Reactive-Programming-Systems 38 Dataflow and Reactive Programming Systems Book ziman/idris-py 38 Python backend for Idris (generates Python source, not bytecode). tuxmark5/ApexCtl 38 An utility to enable extra macro keys on Steelseries Apex keyboards slindley/effect-handlers 38 bos/bloomfilter 38 A fast Haskell Bloom filter library. kazu-yamamoto/cab 38 A maintenance command of Haskell cabal packages puffnfresh/haskell-buildpack-demo 38 Demo of the Heroku Haskell Buildpack michaelschade/hs-stripe 38 A Haskell implementation of the Stripe API. jekor/hesh 38 Haskell Extensible Shell MrElendig/dotfiles-alice 38 dotfiles from the 'Alice' box dag/all-about-monads 37 Attempt to port All About Monads to HaskellWiki jamesdabbs/pi-base.hs 37 A Haskell rewrite of the topology database helium/postgresql-transactional 37 Transactional monadic actions on top of PostgreSQL. exclipy/pdata 37 Purely functional, persistent and efficient vector and hash-map data structures for Haskell Gabriel439/Haskell-Errors-Library 37 Type-safe error handling Gabriel439/Haskell-Annah-Library 37 Distributed programming language that desugars to Morte aeyakovenko/rbm 37 restricted boltzmann machine sdiehl/protolude 37 A sensible starting Prelude template. NorfairKing/super-user-spark 37 A safe way to never worry about your beautifully configured system again hkuplg/fcore 37 Research middleware compiler from System F-based languages to Java with the Imperative Functional Object encoding beckyconning/haskell-snake 37 Simple and short implementation of a Snake game. Any pull requests which make it shorter or cleaner would be greatly appreciated : ). well-typed/ghc-events-analyze 37 keera-studios/keera-posture 37 Alleviate your back pain using Haskell and a webcam hausdorff/pyli 37 A Python 3 compiler that anyone can understand. YoEight/eventstore 37 EventStore Haskell TCP Client kolmodin/herl 37 Erlang BEAM emulator in Haskell markhibberd/riak-haskell-client 37 A fast Haskell client library for the Riak decentralized data store VerbalExpressions/HaskellVerbalExpressions 37 danoctavian/bit-smuggler 37 tunnel traffic through a genuine bittorrent connection augustss/djinn 37 Generate Haskell code from a type music-suite/music-score 36 Musical time structure michaelt/streaming 36 An optimized general monad transformer for streaming applications, with a simple prelude of functions ekmett/semigroups 36 Haskell 98 semigroups soenkehahn/getopt-generics 36 Create command line interfaces with ease chetant/LibClang 36 Haskell FFI to libclang ekmett/reflection 36 Reifies arbitrary Haskell terms into types that can be reflected back into terms ajtulloch/deeplearning-hs 36 jgoerzen/hsh 36 Shell Integration Library [Haskell] neurocyte/foreign-jni 36 Haskell bindings to the Java Native Interface ShabbyX/libpandoc 36 C bindings to Pandoc, a markup converter library written in Haskell. goldfirere/glambda 36 The home of the Glamorous Glambda interpreter co-dan/interactive-diagrams 36 Interactive-diagrams JakeWheat/hssqlppp 36 sql parser and type checker in haskell Twinside/Rasterific 36 A drawing engine in Haskell byorgey/thesis 36 Brent's PhD thesis. karun012/arion 36 yesodweb/cabal-meta 35 avoid cabal dependency hell by installing all your cabal dependencies at the same time haskell-suite/haskell-names 35 Haskell suite library for name resolution howistart/howistart.org 35 How I Start website code arjunguha/haskell-couchdb 35 Haskell bindings for CouchDB tibbe/event 35 A Haskell event notification library Hrothen/Hubert 35 Toy web rendering engine in haskell ekmett/propagators 35 The Art of the Propagator. See also: cdupont/Nomyx 35 The Nomyx game jaspervdj/planet-wars-haskell 35 Unofficial Haskell starter package for the Planet Wars AI contest paulgb/haskell_hadoop 35 Haskell module for streaming hadoop MapReduce jobs hauxir/haskell-tetris 35 Tetris game written in Haskell using ncurses swift-nav/plover 35 Plover is a language for matrix algebra on embedded systems. ekmett/algebra 35 constructive abstract algebra haskell/win32 35 Haskell support for the Win32 API klappvisor/haskell-telegram-api 35 Telegram Bot API for Haskell Noeda/dfterm3 35 Remote Dwarf Fortress playing mlite/hLLVM 35 A Haskell library for analysing and transforming LLVM code mokehehe/monao 35 Super monao bros. in Haskell agrafix/funblog 35 A simple blog software written in Haskell mithrandi/ssh-key-generator 35 A utility for deterministically generating ssh keypairs Yuras/scanner 35 Fast non-backtracking incremental combinator parsing for bytestrings mightybyte/snaplet-postgresql-simple 35 jimenezrick/termplot 35 ▁▂▃▅▂▇ Plot time series in your terminal in real-time iand675/hs-mesos 35 Mesos bindings for Haskell msakai/cpl 35 An interpreter of Hagino's Categorical Programming Language (CPL). judah/haskeline 35 A Haskell library for line input in command-line programs. http://trac.haskell.org/haskeline derekmcloughlin/pearls 35 Pearls of Functional Algorithm Design by Richard Bird - Haskell Code Soostone/katip 35 A structured logging framework for Haskell ghulette/haskell-parser-examples 34 Examples of a simple parser written in both Parsec and Happy/Alex ghc/packages-base 34 Mirror of packages-base repository. DO NOT SUBMIT PULL REQUESTS HERE tsurucapital/euphoria 34 Dynamic network FRP with events and continuous values Mokosha/Lambency 34 A Real-Time Rendering framework written in Haskell ekmett/ersatz 34 A monad for interfacing with external SAT solvers bmillwood/pointfree 34 Maintenance of the pointfree Hackage package. bramgg/99haskell 34 Live Haskell coding problems zalora/sproxy 34 secure proxy - HTTP proxy for authenticating users via Google OAuth2 glguy/irc-core 34 Haskell IRC client library and text client - Join us on Freenode #haskell-irc acfoltzer/Molog 34 A typed logic programming language embedded in Haskell MedeaMelana/Magic 34 Haskell implementation of Magic: The Gathering jonsterling/Foam 34 NOT FOR HUMAN CONSUMPTION. libscott/hawk 34 Awk for Hoodlums vincenthz/hit 34 library to manipulate git repositories in haskell (no bindings) sanjoy/DietLISP 34 Toy lisp interpreter / PLT playground Gabriel439/Haskell-Foldl-Library 34 Composable, streaming, and efficient left folds chris-taylor/SICP-in-Haskell 34 haskell/fgl 34 A Functional Graph Library for Haskell RaminHAL9001/Dao 34 The Dao System, a Haskell package providing a domain-specific scripting language and knowledge base designed for artificial intelligence, specifically for understanding natural language. chrisdone/descriptive 34 Self-describing consumers/parsers snoyberg/xml 34 Various XML utility packages for Haskell travitch/datalog 34 A pure Haskell implementation of Datalog kazu-yamamoto/mighttpd 33 A simple but practical HTTP server in Haskell. 'mighttpd' should be called 'mighty'. tLewisII/CoreData-hs 33 Core Data fetch requests, created for you. dmjio/google-translate 33 :secret: Google Translate bindings for Haskell scotty-web/scotty-starter 33 A starter-kit for the Scotty web framework HIPERFIT/accelerate-opencl 33 facebookarchive/futil 33 utility library for haskell projects yogsototh/learn_haskell 33 An attemps to make a document to help learn Haskell liamoc/patches-vector 33 A library for patches (diffs) on vectors: composable, mergeable and invertible alanz/machines-play 33 Playing with https://github.com/ekmett/machines I3ck/HGE2D 33 2D game engine written in Haskell rnons/shadowsocks-haskell 33 shadowsocks in haskell intolerable/reddit 33 reddit api for haskell HackerFoo/peg 33 A lazy non-deterministic concatenative programming language vincenthz/hs-certificate 33 Certificate and Key Reader/Writer in haskell snoyberg/yesod-js 33 Higher-level interaction between Yesod and Javascript nomeata/gipeda 33 Git Performance Dashboard ekmett/comonad 33 Haskell 98 comonads basvandijk/monad-control 33 Lift control operations, like exception catching, through monad transformers mikeizbicki/ifcxt 33 constraint level if statements GaloisInc/cereal 33 denisshevchenko/ohaskell.guide 33 Ваша первая книга о языке Haskell drbunsen/describe 33 describe: A Descriptive Statistics Utility pseudonom/phantheck 33 Integrates QuickChecked properties into the type system with phantom types tomahawkins/improve 33 An imperative programming language in Haskell for high assurance embedded applications. ImProve programs are verified with model checking. ImProve compiles to C and Simulink. magthe/cblrepo 33 Tool to simplify managing a consistent set of Haskell packages for distributions. jgoerzen/hpodder 33 Podcatcher to download podcasts [Haskell] (unmaintained) lgastako/polyeuler 33 My attempt to finish Project Euler in as many programming languages as possible. sebfisch/primes 33 Prime Numbers for Haskell patperry/hs-monte-carlo 33 A Monte Carlo monad and transformer for Haskell. chrisdone/ghci-reload-demo 33 A demo of using GHCi as a persistent development environment TomSmeets/FractalArt 33 Generate colorful wallpapers! vecio/.linux 32 Some configs for my Arch Linux on a 15" rMBP ocharles/BookBrainz 32 MusicBrainz for books? Why not! snoyberg/basic-prelude 32 An enhanced core prelude, meant for building up more complete preludes on top of. tel/saltine 32 Cryptography that's easy to digest (NaCl/libsodium bindings) jaspervdj/dcpu16-hs 32 Haskell implementation of Notch's dcpu-16 specification (assembler, emulator) jaspervdj/lorem-markdownum 32 A lorem ipsum generator for markdown mkawalec/imap 32 A performant IMAP client kazu-yamamoto/dns 32 DNS libary in Haskell skogsbaer/HTF 32 Haskell Test Framework NICTA/cplusplus-th 32 C++ Foreign Import Generation scslab/hails 32 The security-centric web platform framework dropbox/image-search 32 A hypothetical Dropbox API app that makes it possible to do image searches from Dropbox. bergey/haskell-OpenGL-examples 32 haskell-opengl/GLUT 32 Haskell bindings to GLUT bgamari/bayes-stack 32 Framework for Gibbs sampling of probabilistic models bos/mwc-random 32 A very fast Haskell library for generating high quality pseudo-random numbers. rnons/HadouRex 32 douban.fm CLI client in Haskell. You might be interested in https://github.com/rnons/lord alexander-b/coreutilhs 32 Self-contained implementations of common CLI-utils. tathougies/beam 32 A type-safe, non-TH Haskell SQL library and ORM ocharles/plhaskell 32 Write PostgreSQL functions in Haskell jhickner/smtp-mail 32 Making it easy to send SMTP email from Haskell nbartlomiej/tfoo 31 Five-in-a-Row online with Haskell and Server-sent Events madjestic/Haskell-OpenGL-Tutorial 31 an attempt to create a concise modern Haskell OpenGL boilerplate with basic IO adamwalker/sdr 31 Software defined radio library in Haskell ku-fpg/blank-canvas 31 A Haskell API into HTML5 Canvas TikhonJelvis/Cow 31 Project moved to gitlab: haskell-lisp/liskell 31 Haskell Semantics with Lisp Syntax leventov/yarr 31 Yer another array library rnons/lord 31 A unified interface to online radios using mpd/mplayer as backend wdanilo/haskell-logger 31 Fast & extensible logging framework for Haskell! myfreeweb/pcre-heavy 31 A Haskell regular expressions library that doesn't suck haskell-servant/servant-swagger 31 Swagger for Servant dmjio/envy 31 :angry: Environmentally friendly environment variables for Haskell ghcjs/ghcjs-dom 31 Make Document Object Model (DOM) apps that run in any browser and natively using WebKitGtk soundcloud/haskell-kubernetes 31 Haskell bindings to the v1 Kubernetes api, generated via swagger-codegen propella/prolog 31 a prolog conscell/hugs-android 31 Port of HUGS Haskell interpreter to Android frontrowed/stratosphere 31 Haskell EDSL and type-checker for AWS CloudFormation templates hunt-framework/hunt 31 A flexible, lightweight search platform intoverflow/Potential 31 x86-64 assembly as a Haskell EDSL gree/haskell-jobqueue 31 sdiehl/llvm-tutorial-standalone 31 Minimal Example of LLVM Haskell JIT ilya-klyuchnikov/lambdapi 31 Dependently Typed Lambda Calculus in Haskell snoyberg/packdeps 31 Web app to track lagging package dependencies. Soostone/cassy 31 High level Cassandra bindings for Haskell ahushh/Monaba 31 Imageboard engine written in Haskell and powered by Yesod andrewdougherty/svm 31 A support vector machine implemented in Haskell. crooney/cinder 30 Markup (HTML and SVG) and DOM manipulation DSL for the Fay subset of Haskell. tfausak/hairy 30 :haircut: A JSON REST API built in Haskell. agrafix/users 30 A library simplifying user management for Haskell web applications yesodweb/yesod-scaffold 30 The Yesod scaffolding, with branches for different versions. pushcx/hpffp-resources 30 Haskell Programming From First Principles - Follow-up Resources nh2/haskell-from-python 30 Example how to call Haskell from Python easily (using ctypes.cdll.LoadLibrary) vincenthz/language-java 30 Java parser and printer for haskell imalsogreg/reffit 30 Community mini-reviews for scientific papers yesodweb/yesodweb.com 30 The http://www.yesodweb.com/ site fumieval/objective 30 Purely functional objects snoyberg/mono-traversable 30 Type classes for mapping, folding, and traversing monomorphic containers chrisdone/chrisdone-xmonad 30 My xmonad configuration. snoyberg/markdown 30 Convert Markdown to HTML, with XSS protection ElastiLotem/buildsome 30 Buildsome: The awesome build system AllureOfTheStars/Allure 30 Allure of the Stars is a near-future Sci-Fi roguelike and tactical squad game written in Haskell tylerholien/milena 30 the (very humble) beginnings of a kafka client for haskell snoyberg/yesoddocs 30 Yesod Web Framework documentation site kazu-yamamoto/llrbtree 30 Left-leaning red-black trees egonSchiele/actionkid 30 A video game framework for haskell tmcdonell/cuda 30 Haskell FFI bindings to CUDA puffnfresh/free-graphs 30 Generate GraphViz graphs by interpretting free monads. yav/graphmod 30 A utility for displaying the module dependecies of Haskell programs. haskell-opengl/OpenGLRaw 30 Haskell bindings to OpenGL (direct C bindings) alevy/postgresql-orm 30 An Haskell ORM (Object Relational Mapping) and migrations DSL for PostgreSQL.