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https://github.com/uhub/awesome-haskell
A curated list of awesome Haskell frameworks, libraries and software.
https://github.com/uhub/awesome-haskell
List: awesome-haskell
Last synced: 3 months ago
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A curated list of awesome Haskell frameworks, libraries and software.
- Host: GitHub
- URL: https://github.com/uhub/awesome-haskell
- Owner: uhub
- Created: 2015-08-12T20:27:28.000Z (over 9 years ago)
- Default Branch: master
- Last Pushed: 2024-05-02T00:01:57.000Z (7 months ago)
- Last Synced: 2024-05-23T04:10:59.841Z (6 months ago)
- Size: 514 KB
- Stars: 389
- Watchers: 25
- Forks: 20
- Open Issues: 5
-
Metadata Files:
- Readme: README.md
Awesome Lists containing this project
README
# awesome-haskell
A curated list of awesome Haskell frameworks, libraries and software.
* [koalaman/shellcheck](https://github.com/koalaman/shellcheck) - ShellCheck, a static analysis tool for shell scripts
* [jgm/pandoc](https://github.com/jgm/pandoc) - Universal markup converter
* [PostgREST/postgrest](https://github.com/PostgREST/postgrest) - REST API for any Postgres database
* [hadolint/hadolint](https://github.com/hadolint/hadolint) - Dockerfile linter, validate inline bash, written in Haskell
* [purescript/purescript](https://github.com/purescript/purescript) - A strongly-typed language that compiles to JavaScript
* [unisonweb/unison](https://github.com/unisonweb/unison) - A friendly programming language from the future
* [simplex-chat/simplex-chat](https://github.com/simplex-chat/simplex-chat) - SimpleX - the first messaging network operating without user identifiers of any kind - 100% private by design! iOS, Android and desktop apps 📱!
* [digitallyinduced/ihp](https://github.com/digitallyinduced/ihp) - 🔥 The fastest way to build type safe web apps. IHP is a new batteries-included web framework optimized for longterm productivity and programmer happiness
* [facebook/Haxl](https://github.com/facebook/Haxl) - A Haskell library that simplifies access to remote data, such as databases or web-based services.
* [commercialhaskell/stack](https://github.com/commercialhaskell/stack) - The Haskell Tool Stack
* [input-output-hk/cardano-sl](https://github.com/input-output-hk/cardano-sl) - Cryptographic currency implementing Ouroboros PoS protocol
* [sdiehl/write-you-a-haskell](https://github.com/sdiehl/write-you-a-haskell) - Building a modern functional compiler from first principles. (http://dev.stephendiehl.com/fun/)
* [xmonad/xmonad](https://github.com/xmonad/xmonad) - The core of xmonad, a small but functional ICCCM-compliant tiling window manager
* [koka-lang/koka](https://github.com/koka-lang/koka) - Koka language compiler and interpreter
* [krispo/awesome-haskell](https://github.com/krispo/awesome-haskell) - A collection of awesome Haskell links, frameworks, libraries and software. Inspired by awesome projects line.
* [ghc/ghc](https://github.com/ghc/ghc) - Mirror of the Glasgow Haskell Compiler. Please submit issues and patches to GHC's Gitlab instance (https://gitlab.haskell.org/ghc/ghc). First time contributors are encouraged to get started with the newcomers info (https://gitlab.haskell.org/ghc/ghc/wikis/contributing).
* [simonmichael/hledger](https://github.com/simonmichael/hledger) - Robust, fast, intuitive plain text accounting tool with CLI, TUI and web interfaces.
* [caiorss/Functional-Programming](https://github.com/caiorss/Functional-Programming) - Functional Programming concepts, examples and patterns illustrated in Haskell, Ocaml and Python
* [jaspervdj/hakyll](https://github.com/jaspervdj/hakyll) - A static website compiler library in Haskell
* [haskell/haskell-language-server](https://github.com/haskell/haskell-language-server) - Official haskell ide support via language server (LSP). Successor of ghcide & haskell-ide-engine.
* [yesodweb/yesod](https://github.com/yesodweb/yesod) - A RESTful Haskell web framework built on WAI.
* [ghcjs/ghcjs](https://github.com/ghcjs/ghcjs) - Haskell to JavaScript compiler, based on GHC
* [wireapp/wire-server](https://github.com/wireapp/wire-server) - 🇪🇺 Wire back-end services
* [typelead/eta](https://github.com/typelead/eta) - The Eta Programming Language, a dialect of Haskell on the JVM
* [sdiehl/wiwinwlh](https://github.com/sdiehl/wiwinwlh) - What I Wish I Knew When Learning Haskell
* [haskell/haskell-ide-engine](https://github.com/haskell/haskell-ide-engine) - The engine for haskell ide-integration. Not an IDE
* [jaspervdj/patat](https://github.com/jaspervdj/patat) - Terminal-based presentations using Pandoc
* [dmjio/miso](https://github.com/dmjio/miso) - :ramen: A tasty Haskell front-end framework
* [ekmett/lens](https://github.com/ekmett/lens) - Lenses, Folds, and Traversals - Join us on web.libera.chat #haskell-lens
* [tweag/asterius](https://github.com/tweag/asterius) - DEPRECATED in favor of ghc wasm backend, see https://www.tweag.io/blog/2022-11-22-wasm-backend-merged-in-ghc
* [haskell-servant/servant](https://github.com/haskell-servant/servant) - Main repository for the servant libraries — DSL for describing, serving, querying, mocking, documenting web applications and more!
* [smallhadroncollider/taskell](https://github.com/smallhadroncollider/taskell) - Command-line Kanban board/task manager with support for Trello boards and GitHub projects
* [scotty-web/scotty](https://github.com/scotty-web/scotty) - Haskell web framework inspired by Ruby's Sinatra, using WAI and Warp (Official Repository)
* [fosskers/aura](https://github.com/fosskers/aura) - A multilingual package manager for Arch Linux and the AUR.
* [haskell/cabal](https://github.com/haskell/cabal) - Official upstream development repository for Cabal and cabal-install
* [jtdaugherty/brick](https://github.com/jtdaugherty/brick) - A declarative Unix terminal UI library written in Haskell
* [tensorflow/haskell](https://github.com/tensorflow/haskell) - Haskell bindings for TensorFlow
* [google-research/dex-lang](https://github.com/google-research/dex-lang) - Research language for array processing in the Haskell/ML family
* [huangzworks/real-world-haskell-cn](https://github.com/huangzworks/real-world-haskell-cn) - 《Real World Haskell》中文翻译项目
* [yi-editor/yi](https://github.com/yi-editor/yi) - The Haskell-Scriptable Editor
* [ndmitchell/hlint](https://github.com/ndmitchell/hlint) - Haskell source code suggestions
* [valderman/haste-compiler](https://github.com/valderman/haste-compiler) - A GHC-based Haskell to JavaScript compiler
* [HuwCampbell/grenade](https://github.com/HuwCampbell/grenade) - Deep Learning in Haskell
* [clash-lang/clash-compiler](https://github.com/clash-lang/clash-compiler) - Haskell to VHDL/Verilog/SystemVerilog compiler
* [google/haskell-trainings](https://github.com/google/haskell-trainings) - Haskell 101 and 102: slides and codelabs
* [lettier/gifcurry](https://github.com/lettier/gifcurry) - 😎 The open-source, Haskell-built video editor for GIF makers.
* [Haskell-Things/ImplicitCAD](https://github.com/Haskell-Things/ImplicitCAD) - A math-inspired CAD program in haskell. CSG, bevels, and shells; 2D & 3D geometry; 2D gcode generation...
* [faylang/fay](https://github.com/faylang/fay) - A proper subset of Haskell that compiles to JavaScript
* [quchen/articles](https://github.com/quchen/articles) - Miscellaneous articles. The readme is the table of contents.
* [google/codeworld](https://github.com/google/codeworld) - Educational computer programming environment using Haskell
* [haskell/aeson](https://github.com/haskell/aeson) - A fast Haskell JSON library
* [haskell-beginners-2022/course-plan](https://github.com/haskell-beginners-2022/course-plan) - 📜 Haskell course info, plan, video lectures, slides
* [ucsd-progsys/liquidhaskell](https://github.com/ucsd-progsys/liquidhaskell) - Liquid Types For Haskell
* [hzlmn/haskell-must-watch](https://github.com/hzlmn/haskell-must-watch) - Huge list of videos, talks, courses for Haskell programming language.
* [reanimate/reanimate](https://github.com/reanimate/reanimate) - Haskell library for building declarative animations based on SVG graphics
* [evincarofautumn/kitten](https://github.com/evincarofautumn/kitten) - A statically typed concatenative systems programming language.
* [reflex-frp/reflex](https://github.com/reflex-frp/reflex) - Interactive programs without callbacks or side-effects. Functional Reactive Programming (FRP) uses composable events and time-varying values to describe interactive systems as pure functions. Just like other pure functional code, functional reactive code is easier to get right on the first try, maintain, and reuse.
* [graninas/software-design-in-haskell](https://github.com/graninas/software-design-in-haskell) - Software Design in Haskell. A structured set of materials. How to build real-world applications in Haskell.
* [GaloisInc/HaLVM](https://github.com/GaloisInc/HaLVM) - The Haskell Lightweight Virtual Machine (HaLVM): GHC running on Xen
* [hasktorch/hasktorch](https://github.com/hasktorch/hasktorch) - Tensors and neural networks in Haskell
* [sdiehl/kaleidoscope](https://github.com/sdiehl/kaleidoscope) - Haskell LLVM JIT Compiler Tutorial
* [matterhorn-chat/matterhorn](https://github.com/matterhorn-chat/matterhorn) - A feature-rich Unix terminal client for the Mattermost chat system
* [grin-compiler/grin](https://github.com/grin-compiler/grin) - GRIN is a compiler back-end for lazy and strict functional languages with whole program optimization support.
* [phuhl/linux_notification_center](https://github.com/phuhl/linux_notification_center) - A notification daemon/center for linux
* [thma/LtuPatternFactory](https://github.com/thma/LtuPatternFactory) - Lambda the ultimate Pattern Factory: FP, Haskell, Typeclassopedia vs Software Design Patterns
* [leksah/leksah](https://github.com/leksah/leksah) - Haskell IDE
* [kowainik/learn4haskell](https://github.com/kowainik/learn4haskell) - 👩🏫 👨🏫 Learn Haskell basics in 4 pull requests
* [haskell/stylish-haskell](https://github.com/haskell/stylish-haskell) - Haskell code prettifier
* [tweag/ormolu](https://github.com/tweag/ormolu) - A formatter for Haskell source code
* [obsidiansystems/obelisk](https://github.com/obsidiansystems/obelisk) - Functional reactive web and mobile applications, with batteries included.
* [Gabriella439/turtle](https://github.com/Gabriella439/turtle) - Shell programming, Haskell style
* [lierdakil/pandoc-crossref](https://github.com/lierdakil/pandoc-crossref) - Pandoc filter for cross-references
* [pcapriotti/optparse-applicative](https://github.com/pcapriotti/optparse-applicative) - Applicative option parser
* [mrkkrp/megaparsec](https://github.com/mrkkrp/megaparsec) - Industrial-strength monadic parser combinator library
* [AccelerateHS/accelerate](https://github.com/AccelerateHS/accelerate) - Embedded language for high-performance array computations
* [kirel/detexify-hs-backend](https://github.com/kirel/detexify-hs-backend) - Detexify Backend written in Haskell
* [agentm/project-m36](https://github.com/agentm/project-m36) - Project: M36 Relational Algebra Engine
* [samtay/tetris](https://github.com/samtay/tetris) - A terminal interface for Tetris
* [joshuaclayton/unused](https://github.com/joshuaclayton/unused) - Deprecated; see https://github.com/unused-code/unused
* [composewell/streamly](https://github.com/composewell/streamly) - High performance, concurrent functional programming abstractions
* [commercialhaskell/rio](https://github.com/commercialhaskell/rio) - A standard library for Haskell
* [yesodweb/wai](https://github.com/yesodweb/wai) - Haskell Web Application Interface
* [cachix/cachix](https://github.com/cachix/cachix) - Command line client for Nix binary cache hosting:
* [srid/emanote](https://github.com/srid/emanote) - Emanate a structured view of your plain-text notes
* [maralorn/nix-output-monitor](https://github.com/maralorn/nix-output-monitor) - Pipe your nix-build output through the nix-output-monitor a.k.a nom to get additional information while building.
* [jonschoning/espial](https://github.com/jonschoning/espial) - Espial is an open-source, web-based bookmarking server.
* [hspec/hspec](https://github.com/hspec/hspec) - A Testing Framework for Haskell
* [2mol/pboy](https://github.com/2mol/pboy) - a small .pdf management tool with a command-line UI
* [ndmitchell/hoogle](https://github.com/ndmitchell/hoogle) - Haskell API search engine
* [rgleichman/glance](https://github.com/rgleichman/glance) - A visual Haskell
* [snowleopard/alga](https://github.com/snowleopard/alga) - Algebraic graphs
* [nick8325/quickcheck](https://github.com/nick8325/quickcheck) - Automatic testing of Haskell programs.
* [haskell-distributed/distributed-process](https://github.com/haskell-distributed/distributed-process) - Cloud Haskell core library
* [hstreamdb/hstream](https://github.com/hstreamdb/hstream) - HStreamDB is an open-source, cloud-native streaming database for IoT and beyond. Modernize your data stack for real-time applications.
* [kowainik/summoner](https://github.com/kowainik/summoner) - 🔮 🔧 Tool for scaffolding batteries-included production-level Haskell projects
* [kowainik/relude](https://github.com/kowainik/relude) - 🌀 Safe, performant, user-friendly and lightweight Haskell standard library
* [taffybar/taffybar](https://github.com/taffybar/taffybar) - A gtk based status bar for tiling window managers such as XMonad
* [lspitzner/brittany](https://github.com/lspitzner/brittany) - haskell source code formatter
* [agrafix/Spock](https://github.com/agrafix/Spock) - Another Haskell web framework for rapid development
* [DanielG/ghc-mod](https://github.com/DanielG/ghc-mod) - Happy Haskell Hacking for editors. DEPRECATED
* [hedgehogqa/haskell-hedgehog](https://github.com/hedgehogqa/haskell-hedgehog) - Release with confidence, state-of-the-art property testing for Haskell.
* [BinRoot/Haskell-Data-Analysis-Cookbook](https://github.com/BinRoot/Haskell-Data-Analysis-Cookbook) - Accompanying Source Code for the Haskell Data Analysis Cookbook
* [bos/stanford-cs240h](https://github.com/bos/stanford-cs240h) - Course materials for Stanford CS240h, "Functional Systems in Haskell"
* [UnkindPartition/tasty](https://github.com/UnkindPartition/tasty) - Modern and extensible testing framework for Haskell
* [i-am-tom/haskell-exercises](https://github.com/i-am-tom/haskell-exercises) - A little course to learn about some of the more obscure GHC extensions.
* [fused-effects/fused-effects](https://github.com/fused-effects/fused-effects) - A fast, flexible, fused effect system for Haskell
* [transient-haskell/transient](https://github.com/transient-haskell/transient) - A full stack, reactive architecture for general purpose programming. Algebraic and monadically composable primitives for concurrency, parallelism, event handling, transactions, multithreading, Web, and distributed computing with complete de-inversion of control (No callbacks, no blocking, pure state)
* [qfpl/applied-fp-course](https://github.com/qfpl/applied-fp-course) - Applied Functional Programming Course - Move from exercises to a working app!
* [Copilot-Language/copilot](https://github.com/Copilot-Language/copilot) - A stream-based runtime-verification framework for generating hard real-time C code.
* [LambdaHack/LambdaHack](https://github.com/LambdaHack/LambdaHack) - Haskell game engine library for roguelike dungeon crawlers; please offer feedback, e.g., after trying out the sample game with the web frontend at
* [ChrisPenner/rasa](https://github.com/ChrisPenner/rasa) - Extremely modular text editor built in Haskell
* [sol/hpack](https://github.com/sol/hpack) - hpack: A modern format for Haskell packages
* [aviaviavi/legion](https://github.com/aviaviavi/legion) - Simple blockchain server written in Haskell for educational purposes
* [brendanhay/amazonka](https://github.com/brendanhay/amazonka) - A comprehensive Amazon Web Services SDK for Haskell.
* [haskell/ghcide](https://github.com/haskell/ghcide) - A library for building Haskell IDE tooling
* [ad-si/Perspec](https://github.com/ad-si/Perspec) - Scriptable desktop app to correct the perspective of images
* [xmonad/xmonad-contrib](https://github.com/xmonad/xmonad-contrib) - Contributed modules for xmonad
* [tweag/HaskellR](https://github.com/tweag/HaskellR) - The full power of R in Haskell.
* [mattgreen/hython](https://github.com/mattgreen/hython) - Haskell-powered Python 3 interpreter
* [haskell-beam/beam](https://github.com/haskell-beam/beam) - A type-safe, non-TH Haskell SQL library and ORM
* [fjvallarino/monomer](https://github.com/fjvallarino/monomer) - An easy to use, cross platform, GUI library for writing Haskell applications.
* [kowainik/stan](https://github.com/kowainik/stan) - 🕵️ Haskell STatic ANalyser
* [mihaimaruseac/hindent](https://github.com/mihaimaruseac/hindent) - Haskell pretty printer
* [alpacaaa/zero-bs-haskell](https://github.com/alpacaaa/zero-bs-haskell) - Learn Haskell, with tiny lessons.
* [hasura/eff](https://github.com/hasura/eff) - 🚧 a work in progress effect system for Haskell 🚧
* [HeinrichApfelmus/reactive-banana](https://github.com/HeinrichApfelmus/reactive-banana) - Library for functional reactive programming in Haskell.
* [chrisdone/hell](https://github.com/chrisdone/hell) - Haskell-based shell scripting language
* [quchen/stgi](https://github.com/quchen/stgi) - A user-centric visual STG implementation to help understand GHC/Haskell's execution model.
* [nikita-volkov/hasql](https://github.com/nikita-volkov/hasql) - The fastest PostgreSQL libpq-based driver for Haskell
* [haskell/attoparsec](https://github.com/haskell/attoparsec) - A fast Haskell library for parsing ByteStrings
* [alexwl/haskell-code-explorer](https://github.com/alexwl/haskell-code-explorer) - Web application for exploring and understanding Haskell codebases
* [JakeWheat/intro_to_parsing](https://github.com/JakeWheat/intro_to_parsing) - Introduction to parsing with Haskell and Parsec
* [haskell/criterion](https://github.com/haskell/criterion) - A powerful but simple library for measuring the performance of Haskell code.
* [facebookincubator/retrie](https://github.com/facebookincubator/retrie) - Retrie is a powerful, easy-to-use codemodding tool for Haskell.
* [raviksharma/bartosz-basics-of-haskell](https://github.com/raviksharma/bartosz-basics-of-haskell) - Code and exercises from Bartosz Milewski's Basics of Haskell Tutorial
* [exercism/haskell](https://github.com/exercism/haskell) - Exercism exercises in Haskell.
* [pushcx/hpffp-resources](https://github.com/pushcx/hpffp-resources) - Haskell Programming From First Principles - Follow-up Resources
* [valderman/selda](https://github.com/valderman/selda) - A type-safe, high-level SQL library for Haskell
* [chrisdone-archive/jl](https://github.com/chrisdone-archive/jl) - Functional sed for JSON
* [thma/WhyHaskellMatters](https://github.com/thma/WhyHaskellMatters) - In this article I try to explain why Haskell keeps being such an important language by presenting some of its most important and distinguishing features and detailing them with working code examples. The presentation aims to be self-contained and does not require any previous knowledge of the language.
* [haskell-foundation/foundation](https://github.com/haskell-foundation/foundation) - Empire strikes back
* [yesodweb/persistent](https://github.com/yesodweb/persistent) - Persistence interface for Haskell allowing multiple storage methods.
* [google/proto-lens](https://github.com/google/proto-lens) - API for protocol buffers using modern Haskell language and library patterns.
* [tweag/sparkle](https://github.com/tweag/sparkle) - Haskell on Apache Spark.
* [HeinrichApfelmus/threepenny-gui](https://github.com/HeinrichApfelmus/threepenny-gui) - GUI framework that uses the web browser as a display.
* [lsmor/snake-fury](https://github.com/lsmor/snake-fury) - a challenge for Haskell beginners
* [haskell-CI/haskell-ci](https://github.com/haskell-CI/haskell-ci) - Scripts and instructions for using CI services (e.g. Travis CI or Appveyor) with multiple GHC configurations
* [ivanperez-keera/Yampa](https://github.com/ivanperez-keera/Yampa) - Functional Reactive Programming domain-specific language for efficient hybrid systems
* [timbod7/haskell-chart](https://github.com/timbod7/haskell-chart) - A 2D charting library for haskell
* [lettier/movie-monad](https://github.com/lettier/movie-monad) - :tv: A free and simple to use video player made with Haskell.
* [bitemyapp/bloodhound](https://github.com/bitemyapp/bloodhound) - Haskell Elasticsearch client and query DSL
* [tommythorn/Reduceron](https://github.com/tommythorn/Reduceron) - 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.
* [gregwebs/Shelly.hs](https://github.com/gregwebs/Shelly.hs) - Haskell shell scripting
* [haskell/hackage-server](https://github.com/haskell/hackage-server) - Hackage-Server: A Haskell Package Repository
* [haskell/text](https://github.com/haskell/text) - Haskell library for space- and time-efficient operations over Unicode text.
* [morpheusgraphql/morpheus-graphql](https://github.com/morpheusgraphql/morpheus-graphql) - Haskell GraphQL Api, Client and Tools
* [jaspervdj/websockets](https://github.com/jaspervdj/websockets) - A Haskell library for creating WebSocket-capable servers
* [haskell-graphql/graphql-api](https://github.com/haskell-graphql/graphql-api) - Write type-safe GraphQL services in Haskell
* [haskell-github/github](https://github.com/haskell-github/github) - The github API for Haskell
* [haskell-tls/hs-tls](https://github.com/haskell-tls/hs-tls) - TLS/SSL implementation in haskell
* [protolude/protolude](https://github.com/protolude/protolude) - A sensible starting Prelude template.
* [cdepillabout/termonad](https://github.com/cdepillabout/termonad) - Terminal emulator configurable in Haskell.
* [nh2/call-haskell-from-anything](https://github.com/nh2/call-haskell-from-anything) - Call Haskell functions from any programming language via serialization and dynamic libraries
* [eashanhatti/peridot](https://github.com/eashanhatti/peridot) - A fast functional language based on two level type theory
* [jonascarpay/apecs](https://github.com/jonascarpay/apecs) - a fast, extensible, type driven Haskell ECS framework for games
* [lehins/massiv](https://github.com/lehins/massiv) - Efficient Haskell Arrays featuring Parallel computation
* [ozanmakes/markup.rocks](https://github.com/ozanmakes/markup.rocks) - Pandoc based document editor and converter in your browser.
* [jtdaugherty/tart](https://github.com/jtdaugherty/tart) - Tart - draw ASCII art in the terminal with your mouse!
* [haskell/haskell-platform](https://github.com/haskell/haskell-platform) - Distribution of Haskell with batteries included
* [dbousamra/hnes](https://github.com/dbousamra/hnes) - :video_game: NES Emulator written in Haskell
* [Consensys/constellation](https://github.com/Consensys/constellation) - Peer-to-peer encrypted message exchange
* [jbarrow/LambdaNet](https://github.com/jbarrow/LambdaNet) - Purely functional artificial neural network library implemented in Haskell.
* [knupfer/haskell-emacs](https://github.com/knupfer/haskell-emacs) - Write Emacs extensions in Haskell
* [sol/doctest](https://github.com/sol/doctest) - An implementation of Python's doctest for Haskell
* [Gabriella439/Haskell-Morte-Library](https://github.com/Gabriella439/Haskell-Morte-Library) - A bare-bones calculus-of-constructions
* [ollef/Earley](https://github.com/ollef/Earley) - Parsing all context-free grammars using Earley's algorithm in Haskell.
* [haskell/lsp](https://github.com/haskell/lsp) - Haskell library for the Microsoft Language Server Protocol
* [gelisam/hawk](https://github.com/gelisam/hawk) - Haskell text processor for the command-line
* [haskell/mtl](https://github.com/haskell/mtl) - The Monad Transformer Library
* [haskell-game/sdl2](https://github.com/haskell-game/sdl2) - Haskell bindings to the SDL2 library
* [sebastiaanvisser/clay](https://github.com/sebastiaanvisser/clay) - A CSS preprocessor as embedded Haskell.
* [haskell-effectful/effectful](https://github.com/haskell-effectful/effectful) - An easy to use, fast extensible effects library with seamless integration with the existing Haskell ecosystem.
* [reflex-frp/reflex-dom](https://github.com/reflex-frp/reflex-dom) - Web applications without callbacks or side-effects. Reflex-DOM brings the power of functional reactive programming (FRP) to the web. Build HTML and other Document Object Model (DOM) data with a pure functional interface.
* [NixOS/cabal2nix](https://github.com/NixOS/cabal2nix) - Generate Nix build instructions from a Cabal file
* [morphismtech/squeal](https://github.com/morphismtech/squeal) - Squeal, a deep embedding of SQL in Haskell
* [theam/haskell-do](https://github.com/theam/haskell-do) - :pencil2: :bar_chart: - The Haskell code editor focused on interactive development.
* [simonmar/parconc-examples](https://github.com/simonmar/parconc-examples) - Sample code to accompany the book "Parallel and Concurrent Programming in Haskell"
* [joelburget/react-haskell](https://github.com/joelburget/react-haskell) - React bindings for Haskell
* [DimaSamoz/mezzo](https://github.com/DimaSamoz/mezzo) - A Haskell library for typesafe music composition
* [haskus/haskus-system](https://github.com/haskus/haskus-system) - System programming in Haskell on top of Linux
* [jepst/CloudHaskell](https://github.com/jepst/CloudHaskell) - A distributed computing framework for Haskell
* [fourmolu/fourmolu](https://github.com/fourmolu/fourmolu) - A fourk of ormolu that uses four space indentation and allows arbitrary configuration. Don't like it? PRs welcome!
* [litxio/ptghci](https://github.com/litxio/ptghci) - High-powered REPL for Haskell, inspired by IPython
* [mrkkrp/req](https://github.com/mrkkrp/req) - An HTTP client library
* [chris-taylor/aima-haskell](https://github.com/chris-taylor/aima-haskell) - Algorithms from AIMA in Haskell
* [tweag/linear-base](https://github.com/tweag/linear-base) - Standard library for linear types in Haskell.
* [higherkindness/mu-haskell](https://github.com/higherkindness/mu-haskell) - Mu (μ) is a purely functional framework for building micro services.
* [informatikr/hedis](https://github.com/informatikr/hedis) - A Redis client library for Haskell.
* [amuletml/amulet](https://github.com/amuletml/amulet) - An ML-like functional programming language
* [jtdaugherty/vty](https://github.com/jtdaugherty/vty) - A high-level ncurses alternative written in Haskell
* [haskell/network](https://github.com/haskell/network) - Low-level networking interface
* [fimad/scalpel](https://github.com/fimad/scalpel) - A high level web scraping library for Haskell.
* [spell-music/csound-expression](https://github.com/spell-music/csound-expression) - Haskell Framework for Electronic Music
* [hakaru-dev/hakaru](https://github.com/hakaru-dev/hakaru) - A probabilistic programming language
* [justinethier/husk-scheme](https://github.com/justinethier/husk-scheme) - A full implementation of the Scheme programming language for the Haskell Platform.
* [jgm/texmath](https://github.com/jgm/texmath) - A Haskell library for converting LaTeX math to MathML.
* [Holmusk/three-layer](https://github.com/Holmusk/three-layer) - :three: :cake: Architecture of the Haskell web applications
* [sweirich/dth](https://github.com/sweirich/dth) - Examples of Dependently-typed programs in Haskell
* [haskell/statistics](https://github.com/haskell/statistics) - A fast, high quality library for computing with statistics in Haskell.
* [winterland1989/magic-haskell](https://github.com/winterland1989/magic-haskell) - 魔力haskell官方网站
* [haskell/alex](https://github.com/haskell/alex) - A lexical analyser generator for Haskell
* [quchen/prettyprinter](https://github.com/quchen/prettyprinter) - A modern, extensible and well-documented prettyprinter.
* [acid-state/acid-state](https://github.com/acid-state/acid-state) - Add ACID guarantees to any serializable Haskell data structure
* [iostreamer-X/FuncShell](https://github.com/iostreamer-X/FuncShell) - Improve your shell by making it functional through Haskell! (An update to Awkward)
* [Yvee1/hascard](https://github.com/Yvee1/hascard) - flashcard TUI with markdown cards
* [owickstrom/gi-gtk-declarative](https://github.com/owickstrom/gi-gtk-declarative) - Declarative GTK+ programming in Haskell
* [NorfairKing/smos](https://github.com/NorfairKing/smos) - A comprehensive self-management System
* [goldfirere/singletons](https://github.com/goldfirere/singletons) - Fake dependent types in Haskell using singletons
* [HaskVan/HaskellKoans](https://github.com/HaskVan/HaskellKoans) - Haskell Koans for the Vancouver's Haskell UnMeetup
* [augustss/MicroHs](https://github.com/augustss/MicroHs) - Haskell implemented with combinators
* [stevenfontanella/microlens](https://github.com/stevenfontanella/microlens) - A lightweight (but compatible with ‘lens’) lenses library
* [purenix-org/purenix](https://github.com/purenix-org/purenix) - Nix backend for PureScript. Transpile PureScript code to Nix.
* [chrisdone-archive/vado](https://github.com/chrisdone-archive/vado) - A demo web browser engine written in Haskell
* [lotz84/haskell](https://github.com/lotz84/haskell) - A curated list of awesome things related to Haskell.
* [haskell-gi/haskell-gi](https://github.com/haskell-gi/haskell-gi) - Generate Haskell bindings for GObject-Introspection capable libraries
* [brendanhay/gogol](https://github.com/brendanhay/gogol) - A comprehensive Google Services SDK for Haskell.
* [blitzcode/hue-dashboard](https://github.com/blitzcode/hue-dashboard) - A web interface for monitoring and controlling Philips Hue lights
* [byorgey/haskell-course](https://github.com/byorgey/haskell-course) - Introductory Haskell course materials (originally CIS 194 @ UPenn)
* [snoyberg/http-client](https://github.com/snoyberg/http-client) - An HTTP client engine, intended as a base layer for more user-friendly packages.
* [anton-k/ru-haskell-book](https://github.com/anton-k/ru-haskell-book) - учебник по Haskell
* [haskell/happy](https://github.com/haskell/happy) - The Happy parser generator for Haskell
* [ivanperez-keera/haskanoid](https://github.com/ivanperez-keera/haskanoid) - A free and open source breakout clone in Haskell using SDL and FRP, with Wiimote and Kinect support.
* [theam/aws-lambda-haskell-runtime](https://github.com/theam/aws-lambda-haskell-runtime) - ⚡Haskell runtime for AWS Lambda
* [IntersectMBO/ouroboros-network](https://github.com/IntersectMBO/ouroboros-network) - Specifications of network protocols and implementations of components running these protocols which support a family of Ouroboros Consesus protocols; the diffusion layer of the Cardano Node.
* [dmbarbour/Sirea](https://github.com/dmbarbour/Sirea) - Simply Reactive! Declarative orchestration in Haskell using RDP
* [GaloisInc/haskell-tor](https://github.com/GaloisInc/haskell-tor) - A Haskell implementation of the Tor protocol.
* [cardano-scaling/hydra](https://github.com/cardano-scaling/hydra) - Implementation of the Hydra Head protocol
* [neovimhaskell/nvim-hs](https://github.com/neovimhaskell/nvim-hs) - Neovim API for Haskell plugins as well as the plugin provider
* [m4dc4p/cheatsheet](https://github.com/m4dc4p/cheatsheet) - A Haskell CheatSheet in PDF and literate source formats.
* [lukexi/halive](https://github.com/lukexi/halive) - Live recompiler for Haskell
* [luke-clifton/shh](https://github.com/luke-clifton/shh) - Simple shell like scripting from Haskell
* [discord-haskell/discord-haskell](https://github.com/discord-haskell/discord-haskell) - Haskell library for writing Discord bots
* [VinylRecords/Vinyl](https://github.com/VinylRecords/Vinyl) - Extensible Records for Haskell. Pull requests welcome! Come visit us on #vinyl on freenode.
* [mwotton/Hubris](https://github.com/mwotton/Hubris) - Bridge from Ruby to Haskell
* [denisshevchenko/ohaskell.guide](https://github.com/denisshevchenko/ohaskell.guide) - Ваша первая книга о языке Haskell
* [haskell-hint/hint](https://github.com/haskell-hint/hint) - Runtime Haskell interpreter
* [haskell-beginners-2022/exercises](https://github.com/haskell-beginners-2022/exercises) - 💻 Exercises for the Haskell Beginners 2022 course
* [neohaskell/NeoHaskell](https://github.com/neohaskell/NeoHaskell) - ⏩ NeoHaskell is a dialect of Haskell that is focused on newcomer-friendliness and productivity.
* [co-log/co-log](https://github.com/co-log/co-log) - 📓 Flexible and configurable modern #Haskell logging framework
* [ekmett/guanxi](https://github.com/ekmett/guanxi) - Relational programming in Haskell. Mostly developed on twitch.
* [haskell-tools/haskell-tools](https://github.com/haskell-tools/haskell-tools) - Developer tools for Haskell
* [kadena-io/chainweb-node](https://github.com/kadena-io/chainweb-node) - Chainweb: A Proof-of-Work Parallel-Chain Architecture for Massive Throughput
* [seliopou/typo](https://github.com/seliopou/typo) - A programming language that runs in Haskell's type system.
* [Mesabloo/diagnose](https://github.com/Mesabloo/diagnose) - A simple library for reporting compiler/interpreter errors
* [bravit/hid-examples](https://github.com/bravit/hid-examples) - Examples to accompany the book "Haskell in Depth"
* [tmcgilchrist/airship](https://github.com/tmcgilchrist/airship) - Helium + Webmachine = Airship. A toolkit for building declarative, RESTful web apps.
* [standardsemiconductor/lion](https://github.com/standardsemiconductor/lion) - Where Lions Roam: RISC-V on the VELDT
* [jyh1/mmaclone](https://github.com/jyh1/mmaclone) - A simple Wolfram Language clone in Haskell
* [evertedsphere/silica](https://github.com/evertedsphere/silica) - optics for Haskell with the most amazing type errors you've seen
* [cdepillabout/pretty-simple](https://github.com/cdepillabout/pretty-simple) - pretty-printer for Haskell data types that have a Show instance
* [Twinside/Juicy.Pixels](https://github.com/Twinside/Juicy.Pixels) - Haskell library to load & save pictures
* [bijoutrouvaille/fireward](https://github.com/bijoutrouvaille/fireward) - A concise and readable language for Firestore security rules, similar to Firebase Bolt.
* [Nike-Inc/hal](https://github.com/Nike-Inc/hal) - hal provides an AWS Lambda Custom Runtime environment for your Haskell applications.
* [LeventErkok/sbv](https://github.com/LeventErkok/sbv) - SMT Based Verification in Haskell. Express properties about Haskell programs and automatically prove them using SMT solvers.
* [jaspervdj/blaze-html](https://github.com/jaspervdj/blaze-html) - A blazingly fast HTML combinator library for Haskell.
* [awakesecurity/gRPC-haskell](https://github.com/awakesecurity/gRPC-haskell) - Haskell gRPC support
* [k-bx/owlcloud](https://github.com/k-bx/owlcloud) - OwnCloud for owls done via The Microservice Architecture
* [aristidb/aws](https://github.com/aristidb/aws) - Amazon Web Services for Haskell
* [khibino/haskell-relational-record](https://github.com/khibino/haskell-relational-record) - This repository includes a joined query generator based on typefull relational algebra, and mapping tools between SQL values list and Haskell record type.
* [jlouis/combinatorrent](https://github.com/jlouis/combinatorrent) - A bittorrent client written in Haskell
* [itchyny/sjsp](https://github.com/itchyny/sjsp) - Simple JavaScript Profiler
* [k0ral/hbro](https://github.com/k0ral/hbro) - [Unmaintained] A minimal web-browser written and configured in Haskell.
* [ndmitchell/tagsoup](https://github.com/ndmitchell/tagsoup) - Haskell library for parsing and extracting information from (possibly malformed) HTML/XML documents
* [tweag/inline-java](https://github.com/tweag/inline-java) - Haskell/Java interop via inline Java code in Haskell modules.
* [lexi-lambda/freer-simple](https://github.com/lexi-lambda/freer-simple) - A friendly effect system for Haskell
* [passy/givegif](https://github.com/passy/givegif) - GIFs on the command line
* [nstack/nstack](https://github.com/nstack/nstack) - Type-safe, composable microservices for data analytics
* [harpocrates/inline-rust](https://github.com/harpocrates/inline-rust) - Use snippets of Rust inline in your Haskell programs
* [jgoerzen/twidge](https://github.com/jgoerzen/twidge) - Command-line twitter/identica client [Haskell]
* [haskell-hvr/cassava](https://github.com/haskell-hvr/cassava) - A CSV parsing and encoding library optimized for ease of use and high performance
* [simonmar/par-tutorial](https://github.com/simonmar/par-tutorial) - A tutorial on Parallel and Concurrent Haskell
* [judah/haskeline](https://github.com/judah/haskeline) - A Haskell library for line input in command-line programs.
* [tweag/capability](https://github.com/tweag/capability) - Extensional capabilities and deriving combinators
* [seek-oss/serverless-haskell](https://github.com/seek-oss/serverless-haskell) - Deploying Haskell applications to AWS Lambda with Serverless
* [michaelochurch/summer-2015-haskell-class](https://github.com/michaelochurch/summer-2015-haskell-class) - Summer 2015 Haskell Class
* [AllureOfTheStars/Allure](https://github.com/AllureOfTheStars/Allure) - Allure of the Stars is a near-future Sci-Fi roguelike and tactical squad combat game written in Haskell; please offer feedback, e.g., after trying out the web frontend version at
* [ekmett/quine](https://github.com/ekmett/quine) - haskell, opengl, toy project
* [typeclasses/haskell-phrasebook](https://github.com/typeclasses/haskell-phrasebook) - The Haskell Phrasebook: a quick intro to Haskell via small annotated example programs
* [commercialhaskell/haskelldocumentation](https://github.com/commercialhaskell/haskelldocumentation) - Repository for collaborative Haskell documentation
* [chrisdone-archive/duet](https://github.com/chrisdone-archive/duet) - A tiny language, a subset of Haskell aimed at aiding teachers teach Haskell
* [snowleopard/hadrian](https://github.com/snowleopard/hadrian) - Hadrian: a new build system for the Glasgow Haskell Compiler. Now merged into the GHC tree!
* [eckyputrady/haskell-scotty-realworld-example-app](https://github.com/eckyputrady/haskell-scotty-realworld-example-app) - Exemplary real world backend API built with Haskell/Scotty https://realworld.io
* [lpsmith/postgresql-simple](https://github.com/lpsmith/postgresql-simple) - Mid-level client library for accessing PostgreSQL from Haskell
* [music-suite/music-suite](https://github.com/music-suite/music-suite) - Music in Haskell
* [runtimeverification/haskell-backend](https://github.com/runtimeverification/haskell-backend) - The symbolic execution engine powering the K Framework
* [advancedtelematic/quickcheck-state-machine](https://github.com/advancedtelematic/quickcheck-state-machine) - Test monadic programs using state machine based models
* [Soostone/katip](https://github.com/Soostone/katip) - A structured logging framework for Haskell
* [lambdacube3d/lambdacube-edsl](https://github.com/lambdacube3d/lambdacube-edsl) - Previous version of LambdaCube 3D as Embedded Domain Specific Language in Haskell. Check the latest system:
* [blynn/compiler](https://github.com/blynn/compiler) - The adventures of a Haskell compiler
* [axellang/axel](https://github.com/axellang/axel) - Haskell + Lisp
* [fujimura/hi](https://github.com/fujimura/hi) - Generate scaffold for a Haskell project
* [david-christiansen/pie-hs](https://github.com/david-christiansen/pie-hs) - An implementation of Pie in Haskell
* [ChrisPenner/slick](https://github.com/ChrisPenner/slick) - Static site generator built on Shake configured in Haskell
* [def-/gifstream](https://github.com/def-/gifstream) - Make interactive games in Haskell using GIF streams that can be shown in the web browser
* [ad-si/TaskLite](https://github.com/ad-si/TaskLite) - The CLI task manager for power users
* [Avi-D-coder/implicit-hie](https://github.com/Avi-D-coder/implicit-hie) - Auto generate a stack or cabal multi component hie.yaml file
* [klappvisor/haskell-telegram-api](https://github.com/klappvisor/haskell-telegram-api) - Telegram Bot API for Haskell
* [Daniel-Diaz/HaTeX](https://github.com/Daniel-Diaz/HaTeX) - The Haskell LaTeX library.
* [tfausak/flow](https://github.com/tfausak/flow) - :droplet: Write more understandable Haskell.
* [lemmih/lhc](https://github.com/lemmih/lhc) - The LLVM LHC Haskell Optimization System
* [ivanperez-keera/dunai](https://github.com/ivanperez-keera/dunai) - Classic FRP, Arrowized FRP, Reactive Programming, and Stream Programming, all via Monadic Stream Functions
* [haskell/c2hs](https://github.com/haskell/c2hs) - c2hs is a pre-processor for Haskell FFI bindings to C libraries
* [ekmett/linear](https://github.com/ekmett/linear) - Low-dimensional linear algebra primitives for Haskell.
* [rzk-lang/rzk](https://github.com/rzk-lang/rzk) - An experimental proof assistant based on a type theory for synthetic ∞-categories.
* [luc-tielen/eclair-lang](https://github.com/luc-tielen/eclair-lang) - A minimal, fast Datalog implementation in Haskell that compiles to LLVM IR
* [cmoog/traderjoes](https://github.com/cmoog/traderjoes) - Price tracking program and website for Trader Joe's, updated daily.
* [jxv/dino-rush](https://github.com/jxv/dino-rush) - 🌋 Endless runner game
* [CIFASIS/QuickFuzz](https://github.com/CIFASIS/QuickFuzz) - An experimental grammar fuzzer in Haskell using QuickCheck
* [haskell-suite/haskell-src-exts](https://github.com/haskell-suite/haskell-src-exts) - Manipulating Haskell source: abstract syntax, lexer, parser, and pretty-printer
* [chrisdone-archive/tryhaskell](https://github.com/chrisdone-archive/tryhaskell) - Try Haskell
* [chrisdone-archive/dynamic](https://github.com/chrisdone-archive/dynamic) - Dynamic typing in Haskell
* [mikeizbicki/HerbiePlugin](https://github.com/mikeizbicki/HerbiePlugin) - GHC plugin that improves Haskell code's numerical stability
* [corsis/PortFusion](https://github.com/corsis/PortFusion) - Haskell-powered cross-platform transport-layer distributed reverse / forward proxy & tunneling solution – currently available for all TCP protocols (RDP, VNC, HTTP(S), SSH, ...).
* [barrucadu/dejafu](https://github.com/barrucadu/dejafu) - Systematic concurrency testing meets Haskell.
* [keera-studios/keera-hails](https://github.com/keera-studios/keera-hails) - Keera Hails: Haskell on Rails - Reactive Programming Framework for Interactive Haskell applications
* [thma/PolysemyCleanArchitecture](https://github.com/thma/PolysemyCleanArchitecture) - Showcasing how the Polysemy library can be used to implement a REST application conforming to the guidelines of the Clean Architecture model.
* [jgm/skylighting](https://github.com/jgm/skylighting) - A Haskell syntax highlighting library with tokenizers derived from KDE syntax highlighting descriptions
* [soywod/unfog](https://github.com/soywod/unfog) - ⏱ Minimalist CLI task & time manager, written in Haskell.
* [haskell-webdriver/haskell-webdriver](https://github.com/haskell-webdriver/haskell-webdriver) - A Haskell client for the Selenium WebDriver protocol.
* [Gabriella439/Haskell-Typed-Spreadsheet-Library](https://github.com/Gabriella439/Haskell-Typed-Spreadsheet-Library) - Typed and composable spreadsheets
* [alpacaaa/quad-ci](https://github.com/alpacaaa/quad-ci) - A CI server written in Simple Haskell.
* [airalab/hs-web3](https://github.com/airalab/hs-web3) - Web3 API for Haskell
* [well-typed/cborg](https://github.com/well-typed/cborg) - Binary serialisation in the CBOR format
* [haskell/fgl](https://github.com/haskell/fgl) - A Functional Graph Library for Haskell
* [facebookarchive/lex-pass](https://github.com/facebookarchive/lex-pass) - manipulate a php codebase using haskell to transform the abstract-syntax-tree
* [bollu/cellularAutomata](https://github.com/bollu/cellularAutomata) - a collection of cellular automata written in Haskell with Diagrams
* [ucsd-progsys/elsa](https://github.com/ucsd-progsys/elsa) - Elsa is a lambda calculus evaluator
* [sdiehl/tinyjit](https://github.com/sdiehl/tinyjit) - Haskell JIT
* [derekmcloughlin/pearls](https://github.com/derekmcloughlin/pearls) - Pearls of Functional Algorithm Design by Richard Bird - Haskell Code
* [Yuras/pdf-toolbox](https://github.com/Yuras/pdf-toolbox) - A collection of tools for processing PDF files in Haskell
* [gtk2hs/gtk2hs](https://github.com/gtk2hs/gtk2hs) - GUI library for Haskell based on GTK+
* [nominolo/scion](https://github.com/nominolo/scion) - OLD, DEPRECATED: Use this instead https://github.com/haskell/haskell-ide-engine
* [haskell/hie-bios](https://github.com/haskell/hie-bios) - Set up a GHC API session for various Haskell Projects
* [yav/graphmod](https://github.com/yav/graphmod) - A utility for displaying the module dependencies of Haskell programs.
* [haskell/HTTP](https://github.com/haskell/HTTP) - Haskell HTTP package
* [mstksg/backprop](https://github.com/mstksg/backprop) - Heterogeneous automatic differentiation ("backpropagation") in Haskell
* [mstksg/auto](https://github.com/mstksg/auto) - Haskell DSL and platform providing denotational, compositional api for discrete-step, locally stateful, interactive programs, games & automations. http://hackage.haskell.org/package/auto
* [ennocramer/floskell](https://github.com/ennocramer/floskell) - Floskell is a flexible Haskell source code pretty printer.
* [awakesecurity/spectacle](https://github.com/awakesecurity/spectacle) - Embedded specification language & model checker in Haskell
* [suhailshergill/extensible-effects](https://github.com/suhailshergill/extensible-effects) - Extensible Effects: An Alternative to Monad Transformers
* [dmjio/stripe](https://github.com/dmjio/stripe) - :moneybag: Stripe API
* [serokell/universum](https://github.com/serokell/universum) - :milky_way: Prelude written in @Serokell
* [pmiddend/nixos-manager](https://github.com/pmiddend/nixos-manager) - Manage your NixOS packages and configuration via a simple, intuitive UI
* [mchakravarty/HaskellSpriteKit](https://github.com/mchakravarty/HaskellSpriteKit) - Haskell binding to Apple's SpriteKit framework
* [kazu-yamamoto/unit-test-example](https://github.com/kazu-yamamoto/unit-test-example) - Unit test example for Haskell
* [nomeata/inspection-testing](https://github.com/nomeata/inspection-testing) - Inspection Testing for Haskell
* [kofigumbs/codec-beam](https://github.com/kofigumbs/codec-beam) - Generate Erlang VM byte code from Haskell
* [fbsamples/ghc-hotswap](https://github.com/fbsamples/ghc-hotswap) - Example code for how we swap compiled code within a running Haskell process.
* [chshersh/iris](https://github.com/chshersh/iris) - 🌈 Haskell CLI Framework supporting Command Line Interface Guidelines
* [flannelhead/blackstar](https://github.com/flannelhead/blackstar) - A black hole raytracer written in Haskell
* [mongodb-haskell/mongodb](https://github.com/mongodb-haskell/mongodb) - MongoDB driver for Haskell
* [finkel-lang/finkel](https://github.com/finkel-lang/finkel) - Haskell in S-expression
* [willbasky/Awesome-list-of-Haskell-mentors](https://github.com/willbasky/Awesome-list-of-Haskell-mentors) - An amazing list of Haskell developers who would like to mentor beginner-contributors in open source projects.
* [jdnavarro/graphql-haskell](https://github.com/jdnavarro/graphql-haskell) - Haskell GraphQL implementation
* [hercules-ci/legacy-old-hercules](https://github.com/hercules-ci/legacy-old-hercules) - Abandoned
* [SimulaVR/godot-haskell](https://github.com/SimulaVR/godot-haskell) - Haskell bindings for GdNative
* [awakesecurity/nix-deploy](https://github.com/awakesecurity/nix-deploy) - Deploy software or an entire NixOS system configuration to another NixOS system
* [etorreborre/registry](https://github.com/etorreborre/registry) - Components as records of functions for Haskell
* [dfinity-side-projects/dhc](https://github.com/dfinity-side-projects/dhc) - Compiles Haskell to WebAssembly
* [w7cook/AoPL](https://github.com/w7cook/AoPL) - A book on programming languages, using Haskell
* [lambdabot/lambdabot](https://github.com/lambdabot/lambdabot) - A friendly IRC bot and apprentice coder, written in Haskell.
* [haskell-servant/servant-elm](https://github.com/haskell-servant/servant-elm) - Automatically derive Elm functions to query servant webservices
* [tzemanovic/haskell-yesod-realworld-example-app](https://github.com/tzemanovic/haskell-yesod-realworld-example-app) - Exemplary real world application built with Haskell + Yesod
* [tsoding/haskell-json](https://github.com/tsoding/haskell-json) - Source Code for JSON Parser Video
* [MondayMorningHaskell/haskellings](https://github.com/MondayMorningHaskell/haskellings) - An automated tutorial to teach you about Haskell!
* [joshcough/HaskellStarter](https://github.com/joshcough/HaskellStarter) - A project that demonstrates getting up and running with Haskell.
* [statebox/cql](https://github.com/statebox/cql) - CQL: Categorical Query Language implementation in Haskell
* [ocharles/zero-to-quake-3](https://github.com/ocharles/zero-to-quake-3) - Implementing Quake 3 in Haskell & Vulkan
* [mthom/shentong](https://github.com/mthom/shentong) - A Haskell implementation of the Shen programming language.
* [mbj/stratosphere](https://github.com/mbj/stratosphere) - Haskell EDSL and type-checker for AWS CloudFormation templates
* [ekmett/hask](https://github.com/ekmett/hask) - Category theory for Haskell with a lens flavor (you need GHC 7.8.3, not 7.8.2 to build this!)
* [ekmett/coda](https://github.com/ekmett/coda) - A language experiment -- irc.freenode.net ##coda
* [jyp/styx](https://github.com/jyp/styx) - A nix-based Haskell project manager
* [snoyberg/yaml](https://github.com/snoyberg/yaml) - Support for serialising Haskell to and from Yaml.
* [scarf-sh/scarf](https://github.com/scarf-sh/scarf) - An environment manager and development tool powered by Nomia.
* [keera-studios/haskell-game-programming](https://github.com/keera-studios/haskell-game-programming) - A central repository of Haskell Game Programming resources, put together by Keera Studios
* [apauley/hledger-flow](https://github.com/apauley/hledger-flow) - An hledger/ledger-cli workflow focusing on automated statement import and classification
* [Synthetica9/nix-linter](https://github.com/Synthetica9/nix-linter) - Linter for the Nix expression language
* [opqdonut/haskell-exercises](https://github.com/opqdonut/haskell-exercises) - Haskell exercises with automatic tests
* [erikd/language-javascript](https://github.com/erikd/language-javascript) - Parser for JavaScript, in Haskell
* [bollu/tiny-optimising-compiler](https://github.com/bollu/tiny-optimising-compiler) - A tiny *optimising* compiler for an imperative programming language written in haskell
* [NorfairKing/haskell-dangerous-functions](https://github.com/NorfairKing/haskell-dangerous-functions) - Documentation about Haskell's dangerous functions and a hlint config file to warn about them
* [kazu-yamamoto/logger](https://github.com/kazu-yamamoto/logger) - A fast logging system for Haskell
* [himura/twitter-conduit](https://github.com/himura/twitter-conduit) - Twitter API package for Haskell, including enumerator interfaces and Streaming API supports.
* [haskell-game/tiny-games-hs](https://github.com/haskell-game/tiny-games-hs) - Haskell Tiny Game Jam
* [well-typed/generics-sop](https://github.com/well-typed/generics-sop) - Generic Programming using True Sums of Products
* [g-ford/cradle](https://github.com/g-ford/cradle) - Let's Build a Compiler (in Haskell)
* [grpc/grpc-haskell](https://github.com/grpc/grpc-haskell) - gRPC library binding for Haskell.
* [glguy/irc-core](https://github.com/glguy/irc-core) - Haskell IRC library and console client - Join us on libera.chat #glirc
* [LumiGuide/haskell-opencv](https://github.com/LumiGuide/haskell-opencv) - Haskell binding to OpenCV-3.x
* [radian-software/kalyn](https://github.com/radian-software/kalyn) - ⚗️ Self-hosting compiler from a Haskell-like Lisp directly to x86-64, from scratch.
* [AccelerateHS/accelerate-llvm](https://github.com/AccelerateHS/accelerate-llvm) - LLVM backend for Accelerate
* [haskell/ThreadScope](https://github.com/haskell/ThreadScope) - A graphical tool for profiling parallel Haskell programs
* [migamake/json-autotype](https://github.com/migamake/json-autotype) - Automatic Haskell type inference from JSON input
* [graninas/hierarchical-free-monads-the-most-developed-approach-in-haskell](https://github.com/graninas/hierarchical-free-monads-the-most-developed-approach-in-haskell) - Big article about Hierarchical Free Monads, the most developed approach to build real software in Haskell
* [dmjio/envy](https://github.com/dmjio/envy) - :angry: Environmentally friendly environment variables
* [circuithub/rel8](https://github.com/circuithub/rel8) - Hey! Hey! Can u rel8?
* [takeoutweight/shade](https://github.com/takeoutweight/shade) - Interactive, client-side web apps in Haskell
* [SPY/haskell-wasm](https://github.com/SPY/haskell-wasm) - Haskell WebAssembly Toolkit
* [ocharles/engine.io](https://github.com/ocharles/engine.io) - A Haskell server implementation of the Engine.IO and Socket.IO (1.0) protocols
* [nanotech/swift-haskell-tutorial](https://github.com/nanotech/swift-haskell-tutorial) - Integrating Haskell with Swift Mac Apps
* [mchakravarty/language-c-inline](https://github.com/mchakravarty/language-c-inline) - Inline C & Objective-C in Haskell
* [madjestic/Haskell-OpenGL-Tutorial](https://github.com/madjestic/Haskell-OpenGL-Tutorial) - an attempt to create a concise modern Haskell OpenGL boilerplate with basic IO
* [jgm/citeproc](https://github.com/jgm/citeproc) - CSL citation processing library in Haskell
* [DataKinds/cherchord](https://github.com/DataKinds/cherchord) - 🎸 Find chords for any string instrument quicky & easily 🎸
* [quchen/generative-art](https://github.com/quchen/generative-art) - I wanted to make a nicer sticker for Munihac, then things got out of hand.
* [mit-plv/riscv-semantics](https://github.com/mit-plv/riscv-semantics) - A formal semantics of the RISC-V ISA in Haskell
* [leepike/Copilot](https://github.com/leepike/Copilot) - A (Haskell DSL) stream language for generating hard real-time C code.
* [jaspervdj/fugacious](https://github.com/jaspervdj/fugacious) - An example Haskell web application
* [haskell-opengl/OpenGL](https://github.com/haskell-opengl/OpenGL) - Haskell bindings to OpenGL
* [mpickering/apply-refact](https://github.com/mpickering/apply-refact) - Refactor Haskell source files
* [facebookincubator/hsthrift](https://github.com/facebookincubator/hsthrift) - The Haskell Thrift Compiler. This is an implementation of the Thrift spec that generates code in Haskell. It depends on the fbthrift project for the implementation of the underlying transport.
* [tree-sitter/haskell-tree-sitter](https://github.com/tree-sitter/haskell-tree-sitter) - Haskell bindings for tree-sitter
* [tfausak/rattletrap](https://github.com/tfausak/rattletrap) - :car: Parse and generate Rocket League replays.
* [fakedata-haskell/fakedata](https://github.com/fakedata-haskell/fakedata) - Haskell Library for producing quality fake data
* [jekor/redo](https://github.com/jekor/redo) - djb's redo implementation in Haskell (for Haskell from Scratch video series)
* [zoomhub/zoomhub](https://github.com/zoomhub/zoomhub) - Share and view high-resolution images effortlessly
* [soupi/rfc](https://github.com/soupi/rfc) - My slides and compilation of resources.
* [ngless-toolkit/ngless](https://github.com/ngless-toolkit/ngless) - NGLess: NGS with less work
* [matsumonkie/izuna](https://github.com/matsumonkie/izuna) - Show Haskell type annotations when doing code review on Github
* [grin-compiler/ghc-grin](https://github.com/grin-compiler/ghc-grin) - GRIN backend for GHC
* [egonSchiele/chips](https://github.com/egonSchiele/chips) - A clone of Chips Challenge in Haskell
* [wavewave/hoodle](https://github.com/wavewave/hoodle) - hoodle : A pen notetaking program written in haskell
* [commercialhaskell/haskellers](https://github.com/commercialhaskell/haskellers) - haskellers.com site
* [chrisdone-archive/hulk](https://github.com/chrisdone-archive/hulk) - Haskell IRC daemon.
* [wavewave/fficxx](https://github.com/wavewave/fficxx) - Haskell-C++ Foreign Function Interface Generator
* [twittner/zeromq-haskell](https://github.com/twittner/zeromq-haskell) - This repository has been moved to https://gitlab.com/twittner/zeromq-haskell
* [Twinside/Rasterific](https://github.com/Twinside/Rasterific) - A drawing engine in Haskell
* [tsoding/HyperNerd](https://github.com/tsoding/HyperNerd) - Total Surveillance Automatic Ban Machine for Twitch and Discord
* [reflex-frp/reflex-vty](https://github.com/reflex-frp/reflex-vty) - Build terminal applications using functional reactive programming (FRP) with Reflex FRP.
* [RefactoringTools/HaRe](https://github.com/RefactoringTools/HaRe) - The Haskell Refactoring Tool
* [purebred-mua/purebred](https://github.com/purebred-mua/purebred) - A terminal based mail user agent based on notmuch
* [pkamenarsky/replica](https://github.com/pkamenarsky/replica) - A remote virtual DOM library for Haskell
* [pkamenarsky/concur-replica](https://github.com/pkamenarsky/concur-replica) - Server-side VDOM UI framework for Concur
* [mtolly/onyx](https://github.com/mtolly/onyx) - Toolkit for converting and building songs for Rock Band, Guitar Hero, Clone Hero, and other similar rhythm games
* [haskell-works/hw-kafka-client](https://github.com/haskell-works/hw-kafka-client) - Kafka client for Haskell, including auto-rebalancing consumers
* [haskellweekly/haskellweekly](https://github.com/haskellweekly/haskellweekly) - Publishes curated news about the Haskell programming language.
* [CyberCat-Institute/open-game-engine](https://github.com/CyberCat-Institute/open-game-engine) - Haskell implementation of open games
* [ChrisPenner/void-space](https://github.com/ChrisPenner/void-space) - Well-Typed Typing Tutor where you Type Types... in space... yup, you heard me
* [sigrlami/haskellcosm](https://github.com/sigrlami/haskellcosm) - Collecting information about Haskell ecosystem - companies, communities, media, etc.
* [palf/haskell-sdl2-examples](https://github.com/palf/haskell-sdl2-examples) - SDL2 tutorial code in Haskell
* [expipiplus1/vulkan](https://github.com/expipiplus1/vulkan) - Haskell bindings for Vulkan
* [vimus/vimus](https://github.com/vimus/vimus) - An MPD client with vim-like key bindings, written in Haskell
* [JacquesCarette/Drasil](https://github.com/JacquesCarette/Drasil) - Generate all the things (focusing on research software)
* [honza/redish](https://github.com/honza/redish) - A multi-threaded, TCP, key-value store inspired by Redis implemented in Haskell.
* [haskell/critbit](https://github.com/haskell/critbit) - A Haskell implementation of crit-bit trees.
* [wellposed/numerical](https://github.com/wellposed/numerical) - Numerical is the core library for Numerical Haskell
* [typeable/octopod](https://github.com/typeable/octopod) - Kubernetes self-service portal
* [rainbyte/frag](https://github.com/rainbyte/frag) - Frag is a 3D first person shooting game written in Haskell, by Mun Hon Cheong
* [msgpack/msgpack-haskell](https://github.com/msgpack/msgpack-haskell) - Haskell implementation of MessagePack / msgpack.org[Haskell]
* [ChrisPenner/wc](https://github.com/ChrisPenner/wc) - Beating unix `wc` in Haskell
* [haskell-mafia/mafia](https://github.com/haskell-mafia/mafia) - Provides protection against cabal swindling, robbing, injuring or sabotaging people with chopsticks.
* [haskell-fswatch/hfsnotify](https://github.com/haskell-fswatch/hfsnotify) - Unified Haskell interface for basic file system notifications
* [abailly/aws-lambda-haskell](https://github.com/abailly/aws-lambda-haskell) - Running Haskell code on AWS Lambda
* [tfausak/haskeleton](https://github.com/tfausak/haskeleton) - :skull: A Haskell package skeleton.
* [def-/ghc-vis](https://github.com/def-/ghc-vis) - Visualize live Haskell data structures in GHCi
* [boundedvariation/quantfin](https://github.com/boundedvariation/quantfin) - quant finance in pure haskell
* [Bodigrim/smallcheck](https://github.com/Bodigrim/smallcheck) - Test your Haskell code by exhaustively checking its properties
* [ajhc/ajhc](https://github.com/ajhc/ajhc) - A fork of jhc. And also a Haskell compiler.
* [tromp/ChessPositionRanking](https://github.com/tromp/ChessPositionRanking) - Software suite for ranking chess positions and accurately estimating the number of legal chess positions
* [jgm/commonmark-hs](https://github.com/jgm/commonmark-hs) - Pure Haskell commonmark parsing library, designed to be flexible and extensible
* [haskell-game/dear-imgui.hs](https://github.com/haskell-game/dear-imgui.hs) - Haskell bindings to Dear ImGui, an immediate mode GUI toolkit
* [tsoding/haskell-music](https://github.com/tsoding/haskell-music) - Source Code from "Making Music with Haskell" video
* [rodrigosetti/master-plan](https://github.com/rodrigosetti/master-plan) - Project Management for Hackers
* [ocharles/micro-ci](https://github.com/ocharles/micro-ci) - A tiny CI server built around GitHub and Nix
* [freizl/hoauth2](https://github.com/freizl/hoauth2) - Haskell oauth2 binding
* [kowainik/cake-slayer](https://github.com/kowainik/cake-slayer) - 🍰🔪 Architecture of Haskell backend applications
* [bscarlet/llvm-general](https://github.com/bscarlet/llvm-general) - Rich LLVM bindings for Haskell (with transfer of LLVM IR to and from C++, detailed compilation pass control, etc.)
* [aisamanra/rust-haskell-ffi](https://github.com/aisamanra/rust-haskell-ffi) - Toy example of calling Rust from Haskell
* [syocy/a-tour-of-go-in-haskell](https://github.com/syocy/a-tour-of-go-in-haskell) - Write "Concurrency" section of "A Tour of Go" in Haskell
* [sol/markdown-unlit](https://github.com/sol/markdown-unlit) - Literate Haskell support for Markdown
* [mvoidex/hsdev](https://github.com/mvoidex/hsdev) - Haskell development tool
* [haskelllive/haskelllive](https://github.com/haskelllive/haskelllive) - Source code of the Haskell Live episodes.
* [tweag/inline-js](https://github.com/tweag/inline-js) - Call JavaScript from Haskell, and vice versa!
* [schell/steeloverseer](https://github.com/schell/steeloverseer) - A file watcher and development tool.
* [qrilka/xlsx](https://github.com/qrilka/xlsx) - Simple and incomplete Excel file parser/writer
* [ollef/Bidirectional](https://github.com/ollef/Bidirectional) - Haskell implementation of Dunfield and Krishnaswami's "Complete and easy bidirectional typechecking for higher-rank polymorphism"
* [ndmitchell/record-dot-preprocessor](https://github.com/ndmitchell/record-dot-preprocessor) - A preprocessor for a Haskell record syntax using dot
* [bos/configurator](https://github.com/bos/configurator) - A Haskell library supporting flexible, dynamic file-based configuration.
* [MarcWeber/hasktags](https://github.com/MarcWeber/hasktags) - Produces ctags "tags" and etags "TAGS" files for Haskell programs
* [kazu-yamamoto/recursion-drill](https://github.com/kazu-yamamoto/recursion-drill) - Drill to study recursive programming in Haskell
* [jberryman/unagi-chan](https://github.com/jberryman/unagi-chan) - A haskell library implementing fast and scalable concurrent queues for x86, with a Chan-like API
* [ix/calico](https://github.com/ix/calico) - cat, but for colors 😼
* [hdbc/hdbc](https://github.com/hdbc/hdbc) - Haskell Database Connectivity
* [fumieval/extensible](https://github.com/fumieval/extensible) - Extensible records, variants, structs, effects, tangles
* [augustss/djinn](https://github.com/augustss/djinn) - Generate Haskell code from a type
* [saschagrunert/nn](https://github.com/saschagrunert/nn) - A tiny neural network 🧠
* [hreinhardt/amqp](https://github.com/hreinhardt/amqp) - Haskell AMQP client library
* [gregorycollins/hashtables](https://github.com/gregorycollins/hashtables) - Mutable hash tables for Haskell, in the ST monad
* [danstiner/hfmt](https://github.com/danstiner/hfmt) - Format Haskell programs. Inspired by the gofmt utility.
* [dahlia/seonbi](https://github.com/dahlia/seonbi) - SmartyPants for Korean language
* [nh2/hatrace](https://github.com/nh2/hatrace) - scriptable strace
* [mumuki/mulang](https://github.com/mumuki/mulang) - :bamboo: Universal, Multi Language, Multi Paradigm code analyzer
* [kubernetes-client/haskell](https://github.com/kubernetes-client/haskell) - Haskell client for the kubernetes API. A work in progress.
* [flora-pm/flora-server](https://github.com/flora-pm/flora-server) - A package index for the Haskell ecosystem
* [egonSchiele/HandsomeSoup](https://github.com/egonSchiele/HandsomeSoup) - Easy HTML parsing for Haskell
* [UweSchmidt/hxt](https://github.com/UweSchmidt/hxt) - Haskell XML Toolbox
* [simonmichael/shelltestrunner](https://github.com/simonmichael/shelltestrunner) - Easy, repeatable testing of CLI programs/commands
* [sam46/Paskell](https://github.com/sam46/Paskell) - A Pascal to LLVM compiler in Haskell
* [hspec/HUnit](https://github.com/hspec/HUnit) - A unit testing framework for Haskell
* [effectfully-ou/sketches](https://github.com/effectfully-ou/sketches) - A Haskell blog
* [winterland1989/mysql-haskell](https://github.com/winterland1989/mysql-haskell) - Pure haskell mysql driver
* [Paczesiowa/hsenv](https://github.com/Paczesiowa/hsenv) - Virtual Haskell Environment builder
* [lettier/webviewhs](https://github.com/lettier/webviewhs) - 🌐 A Haskell binding to the webview library created by Serge Zaitsev.
* [frasertweedale/hs-jose](https://github.com/frasertweedale/hs-jose) - Haskell JOSE and JWT library
* [camfort/camfort](https://github.com/camfort/camfort) - Light-weight verification and transformation tools for Fortran
* [brunjlar/neural](https://github.com/brunjlar/neural) - Neural Nets in native Haskell
* [noinia/hgeometry](https://github.com/noinia/hgeometry) - HGeometry is a library for computing with geometric objects in Haskell. It defines basic geometric types and primitives, and it implements some geometric data structures and algorithms. The main two focusses are: (1) Strong type safety, and (2) implementations of geometric algorithms and data structures that have good asymptotic running time guarantees.
* [nirum-lang/nirum](https://github.com/nirum-lang/nirum) - Nirum: IDL compiler and RPC/distributed object framework for microservices
* [dandoh/web-haskell-graphql-postgres-boilerplate](https://github.com/dandoh/web-haskell-graphql-postgres-boilerplate) - Modern webserver in Haskell: Graphql + Postgresql + Authentication + DB migration + Dotenv and more
* [kowainik/tomland](https://github.com/kowainik/tomland) - 🏝 Bidirectional TOML serialization
* [kamek-pf/ntfd](https://github.com/kamek-pf/ntfd) - A lightweight notification daemon for fancy desktop integrations
* [haskell/play-haskell](https://github.com/haskell/play-haskell) - Haskell Playground
* [1HaskellADay/1HAD](https://github.com/1HaskellADay/1HAD) - 1 Haskell A Day exercises
* [turion/rhine](https://github.com/turion/rhine) - Haskell Functional Reactive Programming framework with type-level clocks
* [srid/rib](https://github.com/srid/rib) - Haskell static site generator based on Shake (superseded by https://github.com/srid/ema)
* [paf31/dovetail](https://github.com/paf31/dovetail) - A PureScript interpreter in Haskell
* [ocramz/xeno](https://github.com/ocramz/xeno) - Fast Haskell XML parser
* [lexi-lambda/eff](https://github.com/lexi-lambda/eff) - 🚧 a work in progress effect system for Haskell 🚧
* [katychuang/getting-started-with-haskell](https://github.com/katychuang/getting-started-with-haskell) - notes on where to find Haskell tutorials and tips to complete them
* [cronokirby/haskell-in-haskell](https://github.com/cronokirby/haskell-in-haskell) - Trying to write an understandable implementation of Haskell, in Haskell
* [krisajenkins/elm-export](https://github.com/krisajenkins/elm-export) - Create Elm types and JSON decoders from Haskell source.
* [rdnetto/powerline-hs](https://github.com/rdnetto/powerline-hs) - A lightning fast reimplementation of the Powerline prompt generator in Haskell.
* [hansroland/reflex-dom-inbits](https://github.com/hansroland/reflex-dom-inbits) - A tutorial for reflex-dom with small code bits
* [grin-compiler/ghc-whole-program-compiler-project](https://github.com/grin-compiler/ghc-whole-program-compiler-project) - GHC Whole Program Compiler and External STG IR tooling
* [bgamari/b-tree](https://github.com/bgamari/b-tree) - Haskell on-disk B* tree implementation
* [mzero/haskell-amuse-bouche](https://github.com/mzero/haskell-amuse-bouche) - A short technical talk about some fun things in Haskell
* [jmorag/mcc](https://github.com/jmorag/mcc) - MicroC example compiler for Stephen Edward's PLT class, but in Haskell
* [GaloisInc/HaNS](https://github.com/GaloisInc/HaNS) - The haskell network stack
* [diffusionkinetics/open](https://github.com/diffusionkinetics/open) - DiffusionKinetics open-source monorepo
* [utdemir/distributed-dataset](https://github.com/utdemir/distributed-dataset) - A distributed data processing framework in Haskell.
* [sweirich/challenge](https://github.com/sweirich/challenge) - Strongly-typed System F in Haskell
* [lehins/hip](https://github.com/lehins/hip) - Haskell Image Processing Library
* [judah/pier](https://github.com/judah/pier) - Yet another Haskell build system.
* [ianthehenry/basilica](https://github.com/ianthehenry/basilica) - It's kinda like a forum.
* [cofinalsubnets/wisp](https://github.com/cofinalsubnets/wisp) - small-but-featureful embeddable lisp interpreter written in haskell.
* [target/row-types](https://github.com/target/row-types) - A Haskell library for open records and variants using closed type families and type literals
* [srid/slownews](https://github.com/srid/slownews) - 🐢 Bringing slow news for the nervous among us
* [srid/ema](https://github.com/srid/ema) - Change-aware static site generator for Haskell programmers
* [donya/Kulitta](https://github.com/donya/Kulitta) - A Haskell-based library for algorithmic and automated composition. This library was the subject of my dissertation at Yale university and is the subject of my ongoing work.
* [awakesecurity/hocker](https://github.com/awakesecurity/hocker) - Utilities for interacting with the docker registry and generating nix build instructions
* [alpmestan/hnn](https://github.com/alpmestan/hnn) - haskell neural network library
* [serras/hinc](https://github.com/serras/hinc) - Haskell In New Clothes
* [MedeaMelana/Magic](https://github.com/MedeaMelana/Magic) - Haskell implementation of Magic: The Gathering
* [ilya-klyuchnikov/lambdapi](https://github.com/ilya-klyuchnikov/lambdapi) - Dependently Typed Lambda Calculus in Haskell
* [egonSchiele/dominion](https://github.com/egonSchiele/dominion) - A Dominion simulator in Haskell
* [chrisnc/tangaroa](https://github.com/chrisnc/tangaroa) - A toy implementation of the Raft protocol in Haskell, with an experimental BFT variant.
* [bos/pool](https://github.com/bos/pool) - A high-performance striped resource pooling implementation for Haskell
* [NorfairKing/sydtest](https://github.com/NorfairKing/sydtest) - A modern testing framework for Haskell with good defaults and advanced testing features.
* [nikita-volkov/hasql-th](https://github.com/nikita-volkov/hasql-th) - Template Haskell utilities for Hasql
* [neurocyte/android-haskell-activity](https://github.com/neurocyte/android-haskell-activity) - An example of an Android Activity written in Haskell
* [eskimor/purescript-bridge](https://github.com/eskimor/purescript-bridge) - Create PureScript datatypes from Haskell datatypes
* [UnkindPartition/ansi-terminal](https://github.com/UnkindPartition/ansi-terminal) - ANSI terminal support for Haskell, with Windows compatibility
* [typedbyte/switch](https://github.com/typedbyte/switch) - A library for interacting with Nintendo Switch controllers, written in Haskell.
* [Soostone/hadron](https://github.com/Soostone/hadron) - Construct and run Hadoop MapReduce programs in Haskell
* [JakeWheat/hssqlppp](https://github.com/JakeWheat/hssqlppp) - SQL parser and type checker in Haskell
* [hadronized/luminance](https://github.com/hadronized/luminance) - Type-safe, type-level and stateless Haskell graphics framework
* [ChrisPenner/eve](https://github.com/ChrisPenner/eve) - An extensible event-driven application framework in haskell
* [simmsb/calamity](https://github.com/simmsb/calamity) - A library for writing discord bots in haskell
* [mgsloan/store](https://github.com/mgsloan/store) - Fast binary serialization in Haskell
* [sdiehl/repline](https://github.com/sdiehl/repline) - Haskeline wrapper for GHCi-like REPL interfaces
* [mmark-md/mmark](https://github.com/mmark-md/mmark) - Strict markdown processor for writers
* [meiersi/blaze-react](https://github.com/meiersi/blaze-react) - A blaze-html style ReactJS binding for Haskell using GHCJS
* [cachix/elm2nix](https://github.com/cachix/elm2nix) - Convert Elm project into Nix expressions
* [acowley/roshask](https://github.com/acowley/roshask) - Haskell client library for the ROS robotics framework.
* [rrnewton/haskell-lockfree](https://github.com/rrnewton/haskell-lockfree) - A collection of different packages for CAS based data structures.
* [matthewbauer/ghc-nix](https://github.com/matthewbauer/ghc-nix) - Exploring the options for incremental Haskell builds using Nix
* [jdreaver/eventful](https://github.com/jdreaver/eventful) - Event Sourcing library for Haskell
* [fizruk/telegram-bot-simple](https://github.com/fizruk/telegram-bot-simple) - Easy to use library for building Telegram bots in Haskell.
* [drummyfish/haskell_game](https://github.com/drummyfish/haskell_game) - Wolfenstein 3D, ray-casting FPS game I make to learn Haskell. No libraries used, rendering is done in terminal.
* [cronokirby/haze](https://github.com/cronokirby/haze) - A bittorrent client, for learning purposes
* [commercialhaskell/stackage-server](https://github.com/commercialhaskell/stackage-server) - Server for stable, curated Haskell package sets
* [aelve/guide](https://github.com/aelve/guide) - A workspace for research teams
* [ZHaskell/stdio](https://github.com/ZHaskell/stdio) - Haskell Standard Input and Output
* [y-taka-23/thank-you-stars](https://github.com/y-taka-23/thank-you-stars) - Give your dependencies stars on GitHub! 🌟
* [kolmodin/binary](https://github.com/kolmodin/binary) - Efficient, pure binary serialisation using ByteStrings in Haskell.
* [serokell/importify](https://github.com/serokell/importify) - :space_invader: Importi.fy — it's like Uber, but for Haskell modules.
* [monadicsystems/okapi](https://github.com/monadicsystems/okapi) - A data-driven micro web framework for Haskell
* [commandodev/oHm](https://github.com/commandodev/oHm) - Om with Haskell in it
* [xmonad/X11](https://github.com/xmonad/X11) - A Haskell binding to the X11 graphics library.
* [smallhadroncollider/ascii-runner](https://github.com/smallhadroncollider/ascii-runner) - An infinite runner in your terminal
* [re-xyr/cleff](https://github.com/re-xyr/cleff) - Fast and concise extensible effects
* [pasqu4le/clifm](https://github.com/pasqu4le/clifm) - Command Line Interface File Manager
* [gonimo/gonimo](https://github.com/gonimo/gonimo) - gonimo application back & front
* [bos/llvm](https://github.com/bos/llvm) - Haskell bindings to the LLVM compiler infrastructure project.
* [travitch/datalog](https://github.com/travitch/datalog) - A pure Haskell implementation of Datalog
* [tfausak/github-release](https://github.com/tfausak/github-release) - :octocat: Upload files to GitHub releases.
* [japiirainen/fp](https://github.com/japiirainen/fp) - A small, weird and unpractical programming language.
* [ekmett/reflection](https://github.com/ekmett/reflection) - Reifies arbitrary Haskell terms into types that can be reflected back into terms
* [composewell/streaming-benchmarks](https://github.com/composewell/streaming-benchmarks) - Benchmarks to compare Haskell streaming library performance
* [clckwrks/clckwrks](https://github.com/clckwrks/clckwrks) - A Haskell CMS platform
* [m4dc4p/haskelldb](https://github.com/m4dc4p/haskelldb) - A library for building re-usable and composable SQL queries.
* [lspitzner/exference](https://github.com/lspitzner/exference) - Haskell tool to generate expressions from types
* [lexi-lambda/higher-rank](https://github.com/lexi-lambda/higher-rank) - A small Haskell implementation of Complete and Easy Bidirectional Typechecking for Higher-Rank Polymorphism
* [leopiney/tensor-safe](https://github.com/leopiney/tensor-safe) - A Haskell framework to define valid deep learning models and export them to other frameworks like TensorFlow JS or Keras.
* [freeman42x/haskell-editor-setup](https://github.com/freeman42x/haskell-editor-setup) - Easy instructions for setting up Haskell editors / IDEs on any major operating system.
* [stackbuilders/hapistrano](https://github.com/stackbuilders/hapistrano) - Deploy tool for Haskell applications, like Capistrano for Rails
* [marcosh/crem](https://github.com/marcosh/crem) - Compositional Representable Executable Machines
* [alexandersgreen/qio-haskell](https://github.com/alexandersgreen/qio-haskell) - The Quantum IO Monad, implemented in Haskell
* [talw/crisp-compiler](https://github.com/talw/crisp-compiler) - A compiler for Crisp (Lisp/Scheme-inspired language) in Haskell, with an LLVM backend
* [stepchowfun/effects](https://github.com/stepchowfun/effects) - A brief exploration of the various approaches to modeling side effects in a purely functional programming language.
* [snapframework/io-streams](https://github.com/snapframework/io-streams) - Simple, composable, and easy-to-use stream I/O for Haskell
* [JustusAdam/mustache](https://github.com/JustusAdam/mustache) - Haskell implementation of mustache templates
* [dhall-lang/dhall-to-cabal](https://github.com/dhall-lang/dhall-to-cabal) - Compile Dhall expressions to Cabal files
* [kosmikus/lhs2tex](https://github.com/kosmikus/lhs2tex) - Preprocessor for typesetting Haskell sources with LaTeX
* [hdevtools/hdevtools](https://github.com/hdevtools/hdevtools) - Persistent GHC-powered background server for FAST haskell development tools
* [google/haskell-indexer](https://github.com/google/haskell-indexer) - Emits code crossreference data for Haskell sources.
* [dorchard/effect-monad](https://github.com/dorchard/effect-monad) - Provides 'graded monads' and 'parameterised monads' to Haskell, enabling fine-grained reasoning about effects.
* [ZHaskell/z-io](https://github.com/ZHaskell/z-io) - IO lib for haskell
* [sol/tinc](https://github.com/sol/tinc) - A dependency manager for Haskell
* [kowainik/typerep-map](https://github.com/kowainik/typerep-map) - ⚡️Efficient implementation of Map with types as keys
* [haskellfoundation/error-message-index](https://github.com/haskellfoundation/error-message-index) - A community-driven collection of documentation for Haskell error messages and warnings
* [blarney-lang/blarney](https://github.com/blarney-lang/blarney) - Haskell library for hardware description
* [rubik/argon](https://github.com/rubik/argon) - Monitor cyclomatic complexity in Haskell programs
* [lymar/hastache](https://github.com/lymar/hastache) - Haskell implementation of Mustache template
* [hercules-ci/hercules-ci-agent](https://github.com/hercules-ci/hercules-ci-agent) - https://hercules-ci.com build and deployment agent
* [haskell/win32](https://github.com/haskell/win32) - Haskell support for the Win32 API
* [alphaHeavy/protobuf](https://github.com/alphaHeavy/protobuf) - An implementation of Google's Protocol Buffers in Haskell.
* [JustusAdam/language-haskell](https://github.com/JustusAdam/language-haskell) - Highlighting support for the Haskell language in visual studio code.
* [jonascarpay/calligraphy](https://github.com/jonascarpay/calligraphy) - haskell source code visualizer
* [haskell-cryptography/cacophony](https://github.com/haskell-cryptography/cacophony) - A Haskell library implementing the Noise protocol.
* [dmvianna/haskellbook](https://github.com/dmvianna/haskellbook) - Exercise solutions for haskellbook.com
* [tanakh/Peggy](https://github.com/tanakh/Peggy) - The Parser Generator for Haskell
* [sealchain-project/sealchain](https://github.com/sealchain-project/sealchain) - Financial blockchain based on cardano-sl
* [RKlompUU/FPSheet](https://github.com/RKlompUU/FPSheet) - FPSheet: A Spreadsheet program with Haskell as the scripting language
* [owickstrom/motor](https://github.com/owickstrom/motor) - Type-safe effectful state machines in Haskell
* [nandor/hcraft](https://github.com/nandor/hcraft) - Haskell clone of a certain game
* [haskell-waargonaut/waargonaut](https://github.com/haskell-waargonaut/waargonaut) - JSON decoding/encoding/manipulation library.
* [goldfirere/units](https://github.com/goldfirere/units) - The home of the units Haskell package
* [dwayne/haskell-programming](https://github.com/dwayne/haskell-programming) - My notes and solutions to exercises for the book "Haskell Programming from first principles".
* [albertoruiz/easyVision](https://github.com/albertoruiz/easyVision) - Haskell packages for computer vision, image processing, and pattern recognition
* [5outh/Bang](https://github.com/5outh/Bang) - A Drum Machine DSL for Haskell
* [ndmitchell/extra](https://github.com/ndmitchell/extra) - Extra Haskell functions
* [haskell-haskey/haskey](https://github.com/haskell-haskey/haskey) - Transactional key-value store written entirely in Haskell
* [AtnNn/haskell-rethinkdb](https://github.com/AtnNn/haskell-rethinkdb) - RethinkDB client library for Haskell
* [zjhmale/Ntha](https://github.com/zjhmale/Ntha) - The Ntha Programming Language
* [zenhack/haskell-capnp](https://github.com/zenhack/haskell-capnp) - Cap'n Proto for Haskell
* [willdonnelly/dyre](https://github.com/willdonnelly/dyre) - A Dynamic Reconfiguration Library for Haskell Programs
* [snowdriftcoop/snowdrift](https://github.com/snowdriftcoop/snowdrift) - Infrastructure for Snowdrift.coop. This is a MIRROR of https://gitlab.com/snowdrift/snowdrift. Your issue reports and merge requests are welcome, but they will be moved to gitlab.com. You are encouraged to start there instead!
* [snapframework/heist](https://github.com/snapframework/heist) - An xhtml-based templating engine, allowing Haskell functions to be bound to XML tags.
* [monadfix/named](https://github.com/monadfix/named) - Named parameters (keyword arguments) for Haskell
* [jspahrsummers/ObjectiveHaskell](https://github.com/jspahrsummers/ObjectiveHaskell) - Tools for making it easier to integrate Haskell and Objective-C.
* [ekmett/gl](https://github.com/ekmett/gl) - Complete raw OpenGL bindings for Haskell
* [dustin/gopro](https://github.com/dustin/gopro) - Tools for making the most out of GoPro Plus.
* [2016rshah/heckle](https://github.com/2016rshah/heckle) - :black_nib: Jekyll in Haskell (feat. LaTeX)
* [psibi/tldr-hs](https://github.com/psibi/tldr-hs) - Haskell tldr client
* [lettier/parsing-with-haskell-parser-combinators](https://github.com/lettier/parsing-with-haskell-parser-combinators) - 🔍 A step-by-step guide to parsing using Haskell parser combinators.
* [hspec/hspec-example](https://github.com/hspec/hspec-example) - A Haskell/Hspec skeleton project
* [Gabriella439/Haskell-Annah-Library](https://github.com/Gabriella439/Haskell-Annah-Library) - Distributed programming language that desugars to Morte
* [fpco/weigh](https://github.com/fpco/weigh) - Measure allocations of a Haskell functions/values
* [vincenthz/hs-gauge](https://github.com/vincenthz/hs-gauge) - Lean Haskell Benchmarking
* [snoyberg/file-embed](https://github.com/snoyberg/file-embed) - Use Template Haskell to embed file contents directly.
* [ndmitchell/cmdargs](https://github.com/ndmitchell/cmdargs) - Haskell library for command line argument processing
* [mvaldesdeleon/haskell-book](https://github.com/mvaldesdeleon/haskell-book) - Exercises and code from "Haskell Programming from First Principles"
* [MichaelBurge/haskoin](https://github.com/MichaelBurge/haskoin) - Proof-of-concept Blockchain in Haskell
* [I3ck/HGE2D](https://github.com/I3ck/HGE2D) - 2D game engine written in Haskell
* [haskell/stm](https://github.com/haskell/stm) - Software Transactional Memory
* [haskellnews/haskellnews](https://github.com/haskellnews/haskellnews) - An aggregation of all online content related to Haskell.
* [hailstorm-hs/hailstorm](https://github.com/hailstorm-hs/hailstorm) - Haskell distributed stream processing with exactly-once semantics
* [google/mlir-hs](https://github.com/google/mlir-hs) - Haskell bindings for MLIR
* [adamwalker/sdr](https://github.com/adamwalker/sdr) - Software defined radio library in Haskell
* [YPares/porcupine](https://github.com/YPares/porcupine) - Express parametrable, composable and portable data pipelines
* [pa-ba/compdata](https://github.com/pa-ba/compdata) - Haskell library implementing "Data Types a la Carte"
* [lazamar/haskell-docs-cli](https://github.com/lazamar/haskell-docs-cli) - Browse Hackage from the terminal
* [google/ghc-source-gen](https://github.com/google/ghc-source-gen) - Library for generating Haskell source files and code fragments.
* [cyga/real-world-haskell](https://github.com/cyga/real-world-haskell) - parser for code samples from the book "real world haskell" (http://book.realworldhaskell.org/read/)
* [rumblesan/improviz](https://github.com/rumblesan/improviz) - DEPRECATED: A live-coded visual performance tool
* [ocramz/sparse-linear-algebra](https://github.com/ocramz/sparse-linear-algebra) - Numerical computation in native Haskell
* [kazu-yamamoto/quic](https://github.com/kazu-yamamoto/quic) - IETF QUIC library in Haskell
* [Holmusk/elm-street](https://github.com/Holmusk/elm-street) - :deciduous_tree: Crossing the road between Haskell and Elm
* [gregorulm/h2048](https://github.com/gregorulm/h2048) - An implementation of the game 2048 in Haskell
* [Bodigrim/linear-builder](https://github.com/Bodigrim/linear-builder) - Strict Text and ByteString builder, which hides mutable buffer behind linear types and takes amortized linear time.
* [bawolk/hsp](https://github.com/bawolk/hsp) - Haskell command line text stream processor
* [abooij/sudbury](https://github.com/abooij/sudbury) - Haskell implementation of the wayland protocol
* [rmehri01/thock](https://github.com/rmehri01/thock) - ⌨️ A modern TUI typing game featuring online racing against friends.
* [Euterpea/HSoM](https://github.com/Euterpea/HSoM) - Supporting Impelementation for Haskell School of Music
* [effectfully-ou/haskell-challenges](https://github.com/effectfully-ou/haskell-challenges) - Code challenges to solve with Haskell
* [dpp/LispHaskellIPad](https://github.com/dpp/LispHaskellIPad) - An iPad app that's a Lisp interpretter... written in Haskell (heh heh heh)
* [chris-taylor/Classical-Mechanics](https://github.com/chris-taylor/Classical-Mechanics) - Haskell toolbox for research and teaching in classical mechanics. Includes modules for symbolic algebra and automatic differentiation.
* [ChrisPenner/Firefly](https://github.com/ChrisPenner/Firefly) - Simple Haskell http framework
* [sellout/yaya](https://github.com/sellout/yaya) - Yet another yet another recursion scheme library in Haskell.
* [qnikst/HaskellNet](https://github.com/qnikst/HaskellNet) - Haskell library which provides client support for POP3, SMTP, and IMAP protocols.
* [haskell-hvr/missingh](https://github.com/haskell-hvr/missingh) - Utility library [Haskell]
* [haskell-game/fungen](https://github.com/haskell-game/fungen) - A lightweight, cross-platform, OpenGL-based 2D game engine in Haskell
* [haskellari/postgresql-simple](https://github.com/haskellari/postgresql-simple) - Mid-level client library for accessing PostgreSQL from Haskell
* [alsonkemp/turbinado](https://github.com/alsonkemp/turbinado) - MVC Web Framework for Haskell. See http://github.com/turbinado/turbinado-website for example code
* [ahushh/monaba](https://github.com/ahushh/monaba) - Imageboard engine written in Haskell and powered by Yesod
* [TomSmeets/FractalArt](https://github.com/TomSmeets/FractalArt) - Generate colorful wallpapers!
* [ShabbyX/libpandoc](https://github.com/ShabbyX/libpandoc) - C bindings to Pandoc, a markup converter library written in Haskell.
* [Lysxia/first-class-families](https://github.com/Lysxia/first-class-families) - First-class type families
* [lambdacube3d/lambdacube-compiler](https://github.com/lambdacube3d/lambdacube-compiler) - LambdaCube 3D is a Haskell-like purely functional language for GPU. Try it out:
* [ameingast/postgresql-simple-migration](https://github.com/ameingast/postgresql-simple-migration) - PostgreSQL Schema Migrations for Haskell
* [ocharles/what-it-do](https://github.com/ocharles/what-it-do) - Automatically trace all (showable) binds in do expressions
* [ice1000/Kt2Dart](https://github.com/ice1000/Kt2Dart) - :flashlight: [Deprecated] Transpile Kotlin codes into Dart, Make Flutter Great Again
* [fimad/prometheus-haskell](https://github.com/fimad/prometheus-haskell) - Haskell client library for exposing prometheus.io metrics.
* [dnikolovv/practical-haskell](https://github.com/dnikolovv/practical-haskell) - A collection of Practical Haskell bits.
* [danielwaterworth/siege](https://github.com/danielwaterworth/siege) - [DEPRECATED] A DBMS written in Haskell
* [blackhole89/macros](https://github.com/blackhole89/macros) - A more powerful C/C++ preprocessor.
* [algas/haskell-servant-cookbook](https://github.com/algas/haskell-servant-cookbook) - Haskell Servant Cookbook
* [agrafix/funblog](https://github.com/agrafix/funblog) - A simple blog software written in Haskell
* [abarbu/matplotlib-haskell](https://github.com/abarbu/matplotlib-haskell) - Haskell bindings for Python's Matplotlib
* [tbarnetlamb/hyphen](https://github.com/tbarnetlamb/hyphen) - hyphen - access Haskell modules from Python
* [nikita-volkov/jsonifier](https://github.com/nikita-volkov/jsonifier) - Fast and simple JSON encoding toolkit
* [nh2/haskell-cpu-instruction-counter](https://github.com/nh2/haskell-cpu-instruction-counter) - Measuring CPU instructions in Haskell using Linux Performance Counters
* [mvr/at](https://github.com/mvr/at) - Effective Algebraic Topology in Haskell
* [ifesdjeen/haskell-ffi-tutorial](https://github.com/ifesdjeen/haskell-ffi-tutorial) - A (missing) Haskell FFI tutorial: how to work with nested Structs and do bi-directional C<->Haskell interop
* [haskell-works/avro](https://github.com/haskell-works/avro) - Haskell Avro Encoding and Decoding Native Support (no RPC)
* [haskell-nix/hnix-store](https://github.com/haskell-nix/hnix-store) - Haskell implementation of the Nix store
* [ChrisPenner/json-to-haskell](https://github.com/ChrisPenner/json-to-haskell) - In goes JSON, out comes a complete Haskell model complete with instances! CLI and web interface available.
* [bolt12/laop](https://github.com/bolt12/laop) - Linear Algebra of Programming - Algebraic Matrices in Haskell
* [agrafix/superrecord](https://github.com/agrafix/superrecord) - Haskell: Supercharged anonymous records
* [jcollard/unm-hip](https://github.com/jcollard/unm-hip) - The University of New Mexico's Haskell Image Processing Library
* [iu-parfunc/lvars](https://github.com/iu-parfunc/lvars) - The LVish Haskell library
* [bkirwi/ethereum-haskell](https://github.com/bkirwi/ethereum-haskell) - An independent reimplementation of Ethereum in Haskell
* [Nike-Inc/bartlett](https://github.com/Nike-Inc/bartlett) - A simple Jenkins command line client to serve your needs.
* [mrkkrp/zip](https://github.com/mrkkrp/zip) - Efficient library for manipulating zip archives
* [Lysxia/generic-random](https://github.com/Lysxia/generic-random) - Generic random generators
* [JakeWheat/simple-sql-parser](https://github.com/JakeWheat/simple-sql-parser) - SQL parser in Haskell
* [HeinrichApfelmus/operational](https://github.com/HeinrichApfelmus/operational) - Implement monads by specifying instructions and their desired operational semantics.
* [haskell-jp/makeMistakesToLearnHaskell](https://github.com/haskell-jp/makeMistakesToLearnHaskell) - Make Mistakes to Learn Haskell - 失敗しながら学ぶHaskell入門
* [Gabriella439/Haskell-Lens-Tutorial-Library](https://github.com/Gabriella439/Haskell-Lens-Tutorial-Library) - The missing tutorial module for the lens library
* [ezyang/compact](https://github.com/ezyang/compact) - Compact regions library for Haskell
* [bitc/lushtags](https://github.com/bitc/lushtags) - Create ctags compatible tags files for Haskell programs
* [andys8/git-brunch](https://github.com/andys8/git-brunch) - Git branch checkout menu
* [zmactep/hasbolt](https://github.com/zmactep/hasbolt) - Haskell driver for Neo4j 3+ (BOLT protocol)
* [sol/aeson-qq](https://github.com/sol/aeson-qq) - JSON quasiquoter for Haskell
* [llvm-hs/llvm-hs-kaleidoscope](https://github.com/llvm-hs/llvm-hs-kaleidoscope) - Kaleidoscope Tutorial using llvm-hs
* [felixmulder/haskell-in-production](https://github.com/felixmulder/haskell-in-production) - Companion to the Haskell in Production series
* [aviaviavi/cryptocompare](https://github.com/aviaviavi/cryptocompare) - Haskell wrapper for the CryptoCompare API - No longer maintained, ping me if you'd like to take over
* [sdiehl/zurihac-crypto](https://github.com/sdiehl/zurihac-crypto) - Small minimal examples of modern cryptographic techniques in Haskell
* [phadej/cabal-extras](https://github.com/phadej/cabal-extras) - A tool suite to aid Haskell development using `cabal-install`
* [k-bx/protocol-buffers](https://github.com/k-bx/protocol-buffers) - Haskell protocol-buffers package
* [jwiegley/control-theory](https://github.com/jwiegley/control-theory) - Control theory in Haskell: Data structures, algorithms and adapters
* [jfeltz/dash-haskell](https://github.com/jfeltz/dash-haskell) - dash docset builder for Haskell packages and cabal project dependencies
* [hlian/linklater](https://github.com/hlian/linklater) - A Haskell library for the Slack API (including real-time messaging!)
* [HaskellZhangSong/Introduction_to_Haskell_2ed_source](https://github.com/HaskellZhangSong/Introduction_to_Haskell_2ed_source) - 这是Haskell函数式编程入门第2版的源码
* [haskell-github-trust/replace-megaparsec](https://github.com/haskell-github-trust/replace-megaparsec) - Stream editing with Haskell Megaparsec parsers
* [crabmusket/haskell-simple-concurrency](https://github.com/crabmusket/haskell-simple-concurrency) - Small examples of concurrency in Haskell.
* [Bodigrim/tasty-bench](https://github.com/Bodigrim/tasty-bench) - Featherlight benchmark framework, drop-in replacement for criterion and gauge.
* [awakesecurity/proto3-suite](https://github.com/awakesecurity/proto3-suite) - Haskell Protobuf Implementation
* [YoEight/eventstore](https://github.com/YoEight/eventstore) - EventStore Haskell TCP Client
* [xnning/EvEff](https://github.com/xnning/EvEff) - Efficient Haskell effect handlers based on evidence translation.
* [thephoeron/quipper-language](https://github.com/thephoeron/quipper-language) - Quipper: embedded, scalable functional programming language for quantum computing (unofficial fork)
* [reflex-frp/reflex-examples](https://github.com/reflex-frp/reflex-examples) - See Reflex FRP in action with tinker-friendly code samples you can run yourself.
* [awkward-squad/ki](https://github.com/awkward-squad/ki) - A structured concurrency library
* [alevy/postgresql-orm](https://github.com/alevy/postgresql-orm) - An Haskell ORM (Object Relational Mapping) and migrations DSL for PostgreSQL.
* [zhangchiqing/beginner-friendly-haskell-for-web-development](https://github.com/zhangchiqing/beginner-friendly-haskell-for-web-development) - A book about real world web development in beginner friendly Haskell
* [tfausak/rampart](https://github.com/tfausak/rampart) - :european_castle: Determine how intervals relate to each other.
* [tdammers/ginger](https://github.com/tdammers/ginger) - A Haskell implementation of the Jinja template language.
* [smart-chain-fr/tokenomia](https://github.com/smart-chain-fr/tokenomia) - Tokenomia is built for the Cardashift ICO, it aims to simplify the use of Native Tokens and Smart Contracts above the Cardano Platform. Cardashift is a community-driven startup platform that raises funds, builds and accelerates startups that solve social and environmental problems.
* [mark-watson/haskell_tutorial_cookbook_examples](https://github.com/mark-watson/haskell_tutorial_cookbook_examples) - Code samples for my book "Haskell Tutorial and Cookbook"
* [jwiegley/putting-lenses-to-work](https://github.com/jwiegley/putting-lenses-to-work) - A presentation for BayHac 2017 on how I uses lenses at work
* [ekmett/comonad](https://github.com/ekmett/comonad) - Haskell 98 comonads
* [denibertovic/docker-hs](https://github.com/denibertovic/docker-hs) - A Haskell library for the Docker Engine API
* [thumphries/hgrep](https://github.com/thumphries/hgrep) - Search Haskell source code from the command line
* [TerenceNg03/mueval](https://github.com/TerenceNg03/mueval) - A secure sandboxed Haskell interpreter for pure function evaluation
* [robstewart57/rdf4h](https://github.com/robstewart57/rdf4h) - rdf4h is a library for working with RDF in Haskell
* [jvranish/MiniKanrenT](https://github.com/jvranish/MiniKanrenT) - An implementation of miniKanren in Haskell
* [jhickner/smtp-mail](https://github.com/jhickner/smtp-mail) - Making it easy to send SMTP email from Haskell
* [jasonstolaruk/CurryMUD](https://github.com/jasonstolaruk/CurryMUD) - A Multi-User Dungeon server in Haskell.
* [jaredloomis/andromeda](https://github.com/jaredloomis/andromeda) - OpenGL-based rendering engine with embedded language that compiles to GLSL.
* [intolerable/reddit](https://github.com/intolerable/reddit) - reddit api for haskell
* [vehicle-lang/vehicle](https://github.com/vehicle-lang/vehicle) - A toolkit for enforcing logical specifications on neural networks
* [tmcdonell/cuda](https://github.com/tmcdonell/cuda) - Haskell FFI bindings to CUDA
* [rudymatela/fitspec](https://github.com/rudymatela/fitspec) - refine properties for testing Haskell programs
* [NoRedInk/haskell-libraries](https://github.com/NoRedInk/haskell-libraries) - Libraries we use at NoRedInk
* [nominolo/lambdachine](https://github.com/nominolo/lambdachine) - VM and tracing JIT for Haskell (work in progress)
* [kowainik/hit-on](https://github.com/kowainik/hit-on) - :octocat: Kowainik Git Workflow Helper Tool
* [hpdeifel/hledger-iadd](https://github.com/hpdeifel/hledger-iadd) - A terminal UI as drop-in replacement for hledger add.
* [elaforge/fast-tags](https://github.com/elaforge/fast-tags) - Incremental vi and emacs tags for haskell.
* [barbuz/Husk](https://github.com/barbuz/Husk) - Functional golfing language inspired by Haskell.
* [alt-romes/hegg](https://github.com/alt-romes/hegg) - Fast equality saturation in Haskell
* [tfausak/witch](https://github.com/tfausak/witch) - :mage_woman: Convert values from one type into another.
* [kowainik/prolens](https://github.com/kowainik/prolens) - 👓 Profunctor based lightweight implementation of Lenses
* [Haskell-Things/HSlice](https://github.com/Haskell-Things/HSlice) - HSlice - A Haskell based slicer for 3D printing.
* [dstcruz/Write-Yourself-A-Scheme-In-48-Hours](https://github.com/dstcruz/Write-Yourself-A-Scheme-In-48-Hours) - My solutions to the popular Haskell tutorial
* [xtendo-org/chips](https://github.com/xtendo-org/chips) - A fast, lightweight, and concurrent plugin manager for the fish shell, written in Haskell
* [seanhess/hyperbole](https://github.com/seanhess/hyperbole) - Haskell interactive serverside web framework inspired by HTMX
* [saurabhnanda/odd-jobs](https://github.com/saurabhnanda/odd-jobs) - Haskell job queue with admin UI and loads of other features.
* [randomthought/xmonad-config](https://github.com/randomthought/xmonad-config) - xmonad config
* [ndmitchell/uniplate](https://github.com/ndmitchell/uniplate) - Haskell library for simple, concise and fast generic operations.
* [mmirman/ImperativeHaskell](https://github.com/mmirman/ImperativeHaskell) - Proof that Haskell can look and act like an imperative language.
* [mchakravarty/lazy-lambda](https://github.com/mchakravarty/lazy-lambda) - Lazy Lambda — a Flappy Bird clone in Haskell with SpriteKit
* [JeanHuguesdeRaigniac/effects-landscape](https://github.com/JeanHuguesdeRaigniac/effects-landscape) - Effects libraries in Haskell
* [isovector/suavemente](https://github.com/isovector/suavemente) - :dancer: an applicative functor that seamlessly talks to HTML inputs
* [cdepillabout/servant-checked-exceptions](https://github.com/cdepillabout/servant-checked-exceptions) - type-level errors for Servant APIs.
* [Anut-py/h-raylib](https://github.com/Anut-py/h-raylib) - Haskell bindings for Raylib
* [turtlesoupy/haskakafka](https://github.com/turtlesoupy/haskakafka) - Kafka bindings for Haskell
* [robrix/starlight](https://github.com/robrix/starlight) - spaceships in space
* [ku-fpg/blank-canvas](https://github.com/ku-fpg/blank-canvas) - A Haskell API into HTML5 Canvas
* [hauxir/haskell-tetris](https://github.com/hauxir/haskell-tetris) - Tetris game written in Haskell using ncurses
* [ekmett/contravariant](https://github.com/ekmett/contravariant) - Haskell 98 contravariant functors
* [chshersh/dr-cabal](https://github.com/chshersh/dr-cabal) - 📊 Haskell dependencies build times profiler
* [basvandijk/scientific](https://github.com/basvandijk/scientific) - Arbitrary-precision floating-point numbers represented using scientific notation
* [balsoft/lambda-launcher](https://github.com/balsoft/lambda-launcher) - Application launcher in haskell. Mostly Just For Fun.
* [vmchale/command-line-tweeter](https://github.com/vmchale/command-line-tweeter) - Tweets in from a pipe
* [LeventErkok/hArduino](https://github.com/LeventErkok/hArduino) - Control your Arduino board from Haskell, using the Firmata protocol
* [kowainik/smuggler](https://github.com/kowainik/smuggler) - 🚣 Smuggle all imports
* [colah/HaskSymb](https://github.com/colah/HaskSymb) - An Experiment in Haskell Symbolic Algebra
* [cjdev/monad-mock](https://github.com/cjdev/monad-mock) - A Haskell package that provides a monad transformer for mocking mtl-style typeclasses
* [bsl/GLFW-b](https://github.com/bsl/GLFW-b) - Haskell bindings to GLFW
* [well-typed/unfolder](https://github.com/well-typed/unfolder) - Repository with code snippets that accompany episodes of The Haskell Unfolder
* [sol/reserve](https://github.com/sol/reserve) - Universal and robust reloading for Haskell web applications
* [snoyberg/xml](https://github.com/snoyberg/xml) - Various XML utility packages for Haskell
* [siraben/mini-haskell](https://github.com/siraben/mini-haskell) - A self-hosting mini Haskell compiler with a mini C runtime.
* [mroman42/mikrokosmos](https://github.com/mroman42/mikrokosmos) - (λ) Educational lambda calculus interpreter
* [jdreaver/amy](https://github.com/jdreaver/amy) - Strict Haskell-like programming language that compiles to LLVM
* [i-am-tom/learn-me-a-haskell](https://github.com/i-am-tom/learn-me-a-haskell) - Trying to get back all the stuff I had in JavaScript.
* [anton-k/processing-for-haskell](https://github.com/anton-k/processing-for-haskell) - Graphics for kids and artists. Processing implemented in Haskell
* [anton-k/mig](https://github.com/anton-k/mig) - Lightweight and composable servers for Haskell
* [wyager/Example-Distributed-App](https://github.com/wyager/Example-Distributed-App) - An example distributed systems application in Haskell using Cloud Haskell
* [TOTBWF/refinery](https://github.com/TOTBWF/refinery) - ⛏️ A refinement proof framework for haskell
* [tfausak/wuss](https://github.com/tfausak/wuss) - :lock: Secure WebSocket (WSS) clients in Haskell.
* [ryukinix/discrete-mathematics](https://github.com/ryukinix/discrete-mathematics) - A computational way to study discrete mathematics using Haskell
* [qmuli/qmuli](https://github.com/qmuli/qmuli) - Qmuli - Serverless framework for Haskell
* [Paczesiowa/virthualenv](https://github.com/Paczesiowa/virthualenv) - Virtual Haskell Environment builder
* [lvm/tidal-drum-patterns](https://github.com/lvm/tidal-drum-patterns) - TidalCycles / Haskell modules of drum patterns.
* [llvm-hs/llvm-hs-examples](https://github.com/llvm-hs/llvm-hs-examples) - Examples for Haskell bindings to LLVM
* [kowainik/shellmet](https://github.com/kowainik/shellmet) - 🐚 Out of the shell solution for scripting in Haskell
* [kowainik/policeman](https://github.com/kowainik/policeman) - 👮 Haskell PVP adviser
* [IFCA-Advanced-Computing/opencl](https://github.com/IFCA-Advanced-Computing/opencl) - Haskell high-level wrapper for OpenCL
* [iand675/haskell-checklist](https://github.com/iand675/haskell-checklist) - Preflight checklist for Haskell code. Aspire to greatness!
* [haskell/pretty](https://github.com/haskell/pretty) - Haskell Pretty-printer library
* [ekmett/profunctors](https://github.com/ekmett/profunctors) - Haskell 98 Profunctors
* [codedownio/sandwich](https://github.com/codedownio/sandwich) - Yet another test framework for Haskell.
* [abhin4v/hastatic](https://github.com/abhin4v/hastatic) - hastatic is a tiny static content web server for Docker
* [transient-haskell/axiom](https://github.com/transient-haskell/axiom) - Client-side and server-side web framework over Transient and GHCJS (Haskell to JavaScript compiler)
* [tonyday567/numhask](https://github.com/tonyday567/numhask) - A haskell numeric prelude, providing a clean structure for numbers and operations that combine them.
* [politrons/Dive_into_Haskell](https://github.com/politrons/Dive_into_Haskell) - Dive into Haskell: Examples of all features of this Pure Functional programing language
* [mrkkrp/modern-uri](https://github.com/mrkkrp/modern-uri) - Modern library for working with URIs
* [lambdacube3d/lambdacube-quake3](https://github.com/lambdacube3d/lambdacube-quake3) - Quake 3 map viewer in Haskell using LambdaCube 3D
* [jekor/hesh](https://github.com/jekor/hesh) - Haskell Extensible Shell
* [haskellfoundation/tech-proposals](https://github.com/haskellfoundation/tech-proposals) - The Haskell Foundation Tech Proposal Process
* [vincenthz/language-java](https://github.com/vincenthz/language-java) - Java parser and printer for haskell
* [stevana/property-based-testing-stateful-systems-tutorial](https://github.com/stevana/property-based-testing-stateful-systems-tutorial) - A tutorial about how to apply property-based testing to stateful systems.
* [rickeyski/slack-api](https://github.com/rickeyski/slack-api) - Haskell bindings to the Slack RTM API
* [raaz-crypto/raaz](https://github.com/raaz-crypto/raaz) - Cryptographic library for Haskell
* [puffnfresh/sonic2](https://github.com/puffnfresh/sonic2) - Sonic the Hedgehog 2 in Haskell
* [poor-a/erlang-ffi](https://github.com/poor-a/erlang-ffi) - A Foreign Function Interface that lets Haskell and Erlang programs communicate.
* [podenv/podenv](https://github.com/podenv/podenv) - a container wrapper
* [lukasmartinelli/hwk](https://github.com/lukasmartinelli/hwk) - A Haskell based awk and sed alternative
* [kazu-yamamoto/hhp](https://github.com/kazu-yamamoto/hhp) - Happy Haskell Programming
* [HaskellZhangSong/Introduction_to_Haskell](https://github.com/HaskellZhangSong/Introduction_to_Haskell) - This is source code of my book.
* [cpennington/h4sh](https://github.com/cpennington/h4sh) - Fork of Don Stewarts h4sh haskell shell scripts
* [chiroptical/declarative-programming-streams](https://github.com/chiroptical/declarative-programming-streams) - Active streaming declarative programmers. See who's online at the following URL:
* [alanz/ghc-exactprint](https://github.com/alanz/ghc-exactprint) - GHC version of haskell-src-exts exactPrint
* [vaibhavsagar/duffer](https://github.com/vaibhavsagar/duffer) - A git-compatible content tracker in Haskell.
* [typedbyte/hagato](https://github.com/typedbyte/hagato) - Haskell Gamedev Toolkit, a library for developing games from scratch.
* [takenobu-hs/haskell-ethereum-assembly](https://github.com/takenobu-hs/haskell-ethereum-assembly) - EVM (Ethereum virtual machine) Assembly on Haskell DSL
* [sebastiaanvisser/fclabels](https://github.com/sebastiaanvisser/fclabels) - First class composable record labels for Haskell.
* [ncaq/dic-nico-intersection-pixiv](https://github.com/ncaq/dic-nico-intersection-pixiv) - ニコニコ大百科とピクシブ百科事典の共通部分のIME辞書
* [kowainik/colourista](https://github.com/kowainik/colourista) - ️🌈 Convenient interface for printing colourful messages
* [kim/leveldb-haskell](https://github.com/kim/leveldb-haskell) - Haskell bindings to LevelDB (https://github.com/google/leveldb)
* [itchyny/miv](https://github.com/itchyny/miv) - Vim plugin manager written in Haskell
* [haskell-lisp/liskell](https://github.com/haskell-lisp/liskell) - Haskell Semantics with Lisp Syntax
* [haskell/filepath](https://github.com/haskell/filepath) - Haskell FilePath core library
* [guibou/PyF](https://github.com/guibou/PyF) - Haskell QuasiQuoter for String Formatting
* [crufter/haquery](https://github.com/crufter/haquery) - jQuery for Haskell
* [bitc/hs-term-emulator](https://github.com/bitc/hs-term-emulator) - Terminal Emulator written in 100% Haskell
* [bendyworks/api-server](https://github.com/bendyworks/api-server) - A JSON API server written in Haskell
* [alexmingoia/twain](https://github.com/alexmingoia/twain) - Tiny web application framework for WAI.
* [acowley/ffmpeg-light](https://github.com/acowley/ffmpeg-light) - Minimal Haskell bindings to the FFmpeg library
* [vincenthz/hs-git](https://github.com/vincenthz/hs-git) - git protocol and storage in pure haskell
* [ocharles/effect-zoo](https://github.com/ocharles/effect-zoo) - Comparing Haskell effect systems for ergonomics and speed
* [ocharles/assert-explainer](https://github.com/ocharles/assert-explainer) - Py.test style assertions in Haskell
* [kowainik/validation-selective](https://github.com/kowainik/validation-selective) - 💂♂️ Lightweight pure validation based on Applicative and Selective functors
* [HeinrichApfelmus/frp-guides](https://github.com/HeinrichApfelmus/frp-guides) - A collection of tutorials, guidelines, examples, patterns and half-baked ideas on functional reactive programming (FRP).
* [gshen42/HasChor](https://github.com/gshen42/HasChor) - Functional choreographic programming in Haskell
* [ff-notes/ron](https://github.com/ff-notes/ron) - Haskell implementation of RON and RON-RDT
* [ethercrow/opentelemetry-haskell](https://github.com/ethercrow/opentelemetry-haskell) - The OpenTelemetry Haskell Client https://opentelemetry.io
* [elaforge/karya](https://github.com/elaforge/karya) - music sequencer and generalized notation
* [dorchard/type-level-sets](https://github.com/dorchard/type-level-sets) - Type-level sets for Haskell (with value-level counterparts and various operations)
* [dhall-lang/dhall-json](https://github.com/dhall-lang/dhall-json) - This repository has moved to https://github.com/dhall-lang/dhall-haskell/tree/master/dhall-json
* [Bodigrim/poly](https://github.com/Bodigrim/poly) - Fast polynomial arithmetic in Haskell (dense and sparse, univariate and multivariate, usual and Laurent)
* [basvandijk/nixtodo](https://github.com/basvandijk/nixtodo) - A demonstration on how to use Nix to build, test and deploy a Haskell application
* [AtifChy/xmonad](https://github.com/AtifChy/xmonad) - my Xmonad configuration
* [asivitz/Hickory](https://github.com/asivitz/Hickory) - Tools for building 3D interactive programs in Haskell
* [input-output-hk/hydra](https://github.com/input-output-hk/hydra) - Implementation of the Hydra Head protocol
* [gvolpe/shopping-cart-haskell](https://github.com/gvolpe/shopping-cart-haskell) - :gem: Haskell version of the Shopping Cart application developed in the book "Practical FP in Scala: A hands-on approach"
* [haskell-hvr/hslogger](https://github.com/haskell-hvr/hslogger) - Logging framework for Haskell
* [Gabriella439/Haskell-Errors-Library](https://github.com/Gabriella439/Haskell-Errors-Library) - Type-safe error handling
* [spl/dlist](https://github.com/spl/dlist) - Difference lists in Haskell
* [postgres-haskell/postgres-wire](https://github.com/postgres-haskell/postgres-wire) - A native Haskell driver for PostgreSQL
* [ivan-m/graphviz](https://github.com/ivan-m/graphviz) - Haskell bindings to the Graphviz toolkit
* [yamadapc/haskell-ascii-progress](https://github.com/yamadapc/haskell-ascii-progress) - A simple Haskell progress bar for the console. Heavily borrows from TJ Holowaychuk's Node.JS project
* [tfausak/hairy](https://github.com/tfausak/hairy) - :haircut: A JSON REST API built in Haskell.
* [jaseemabid/Olifant](https://github.com/jaseemabid/Olifant) - A simple programming language targeting LLVM
* [IxpertaSolutions/freer-effects](https://github.com/IxpertaSolutions/freer-effects) - An implementation of "Freer Monads, More Extensible Effects".
* [chrisdone/jl](https://github.com/chrisdone/jl) - Functional sed for JSON
* [chrisdone/vado](https://github.com/chrisdone/vado) - A demo web browser engine written in Haskell
* [chrisdone/duet](https://github.com/chrisdone/duet) - A tiny language, a subset of Haskell aimed at aiding teachers teach Haskell
* [chrisdone/tryhaskell](https://github.com/chrisdone/tryhaskell) - Try Haskell
* [chrisdone/dynamic](https://github.com/chrisdone/dynamic) - Dynamic typing in Haskell
* [snoyberg/haskellers](https://github.com/snoyberg/haskellers) - haskellers.com site
* [chrisdone/hulk](https://github.com/chrisdone/hulk) - Haskell IRC daemon.
* [fpco/stackage-server](https://github.com/fpco/stackage-server) - Server for stable, curated Haskell package sets
* [huangz1990/real-world-haskell-cn](https://github.com/huangz1990/real-world-haskell-cn) - 《Real World Haskell》中文翻译项目
* [feramhq/Perspec](https://github.com/feramhq/Perspec) - Scriptable desktop app to correct the perspective of images
* [serokell/nixfmt](https://github.com/serokell/nixfmt) - A formatter for Nix code
* [stackbuilders/dotenv-hs](https://github.com/stackbuilders/dotenv-hs) - Load environment variables from dotenv files for Haskell
* [jaspervdj/psqueues](https://github.com/jaspervdj/psqueues) - Priority Search Queues in three different flavors for Haskell
* [achirkin/vulkan](https://github.com/achirkin/vulkan) - Low-level low-overhead haskell bindings to vulkan API
* [phaazon/luminance](https://github.com/phaazon/luminance) - Type-safe, type-level and stateless Haskell graphics framework
* [roman/Haskell-capataz](https://github.com/roman/Haskell-capataz) - OTP-like supervision trees in Haskell
* [owainlewis/http-dispatch](https://github.com/owainlewis/http-dispatch) - A high level HTTP client for Haskell that focuses on ease of use
* [ekmett/structures](https://github.com/ekmett/structures) - A playground for working on advanced data structures in Haskell
* [Chase-C/Flocking-Simulation](https://github.com/Chase-C/Flocking-Simulation) - A 3D Boids-like flocking simulation coded in Haskell.
* [bydriv/mhc](https://github.com/bydriv/mhc) - Minimal Haskell Compiler
* [hslua/hslua](https://github.com/hslua/hslua) - Haskell bindings to Lua, an embeddable scripting language.
* [sleexyz/hylogen](https://github.com/sleexyz/hylogen) - GLSL embedded in Haskell
* [rnons/ted2srt](https://github.com/rnons/ted2srt) - Download bilingual subtitles of TED talks
* [Frost-Lord/HaskMate](https://github.com/Frost-Lord/HaskMate) - HaskMate is a Haskell-based project monitoring and automation tool designed to continuously watches for changes in your Haskell source files and automatically triggers a rebuild and re-execution of the project whenever a modification is detected.
* [osener/markup.rocks](https://github.com/osener/markup.rocks) - Pandoc based document editor and converter in your browser.
* [kowainik/treap](https://github.com/kowainik/treap) - :leaves: :deciduous_tree: :fallen_leaf: Efficient implementation of the implicit treap data structure
* [kazu-yamamoto/dns](https://github.com/kazu-yamamoto/dns) - DNS libary in Haskell
* [Gabriella439/Haskell-MVC-Library](https://github.com/Gabriella439/Haskell-MVC-Library) - Model-view-controller
* [wasp-lang/wasp](https://github.com/wasp-lang/wasp) - The fastest way to develop full-stack web apps with React & Node.js.
* [alpacaaa/zero-bullshit-haskell](https://github.com/alpacaaa/zero-bullshit-haskell) - Learn Haskell, without the bullshit.
* [mtolly/onyxite-customs](https://github.com/mtolly/onyxite-customs) - Toolkit for converting and building songs for Rock Band, Guitar Hero, Clone Hero, and other similar rhythm games
* [IFCA/opencl](https://github.com/IFCA/opencl) - Haskell high-level wrapper for OpenCL
* [serras/lambdaconf-2015-web](https://github.com/serras/lambdaconf-2015-web) - Projects for LambdaConf 2015 Haskell web workshop
* [bgamari/ghc-debug](https://github.com/bgamari/ghc-debug) - Moved to Haskell.org GitLab.
* [gw000/wisp](https://github.com/gw000/wisp) - small-but-featureful embeddable lisp interpreter written in haskell.
* [aspiwack/porcupine](https://github.com/aspiwack/porcupine) - Express parametrable, composable and portable data pipelines
* [paulrzcz/hquantlib](https://github.com/paulrzcz/hquantlib) - HQuantLib, financial math in Haskell
* [razvan-flavius-panda/haskell-editor-setup](https://github.com/razvan-flavius-panda/haskell-editor-setup) - Easy instructions for setting up Haskell editors / IDEs on any major operating system.
* [gwern/mueval](https://github.com/gwern/mueval) - A secure sandboxed Haskell interpreter for pure function evaluation
* [nponeccop/HNC](https://github.com/nponeccop/HNC) - HN Compiler
* [haskell-tls/hs-certificate](https://github.com/haskell-tls/hs-certificate) - Certificate and Key Reader/Writer in haskell
* [blitzcode/hackage-diff](https://github.com/blitzcode/hackage-diff) - Compare the public API of different versions of a Hackage library
* [ConsenSys/constellation](https://github.com/ConsenSys/constellation) - Peer-to-peer encrypted message exchange
* [input-output-hk/nix-tools](https://github.com/input-output-hk/nix-tools) - Translate Cabals Generic Package Description to a Nix expression
* [fizruk/rzk](https://github.com/fizruk/rzk) - An experimental proof assistant based on a type theory for synthetic ∞-categories.
* [ed-o-saurus/PLHaskell](https://github.com/ed-o-saurus/PLHaskell) - A Haskell extension for PostgreSQL that allows embedded Haskell code.
* [ekmett/semigroups](https://github.com/ekmett/semigroups) - Haskell 98 semigroups
* [zepto-lang/zepto](https://github.com/zepto-lang/zepto) - A schemy Lisp backed by Haskell
* [migamake/homplexity](https://github.com/migamake/homplexity) - Haskell code complexity and quality measurement
* [CGenie/haskell-snake](https://github.com/CGenie/haskell-snake) - Snake game implemetation in Haskell using SDL2
* [jamesdbrock/replace-megaparsec](https://github.com/jamesdbrock/replace-megaparsec) - Stream editing with Haskell Megaparsec parsers
* [nh2/haskell-from-python](https://github.com/nh2/haskell-from-python) - Example how to call Haskell from Python easily (using ctypes.cdll.LoadLibrary)
* [killy971/hpc-coveralls](https://github.com/killy971/hpc-coveralls) - coveralls.io support for haskell code coverage with hpc
* [kallisti-dev/hs-webdriver](https://github.com/kallisti-dev/hs-webdriver) - A Haskell client for the Selenium WebDriver protocol.
* [agda/agda2hs](https://github.com/agda/agda2hs) - Compiling Agda code to readable Haskell
* [guardians-of-life/haskell-editor-setup](https://github.com/guardians-of-life/haskell-editor-setup) - Easy instructions for setting up Haskell editors / IDEs on any major operating system.
* [kowainik/membrain](https://github.com/kowainik/membrain) - 🧠 Type-safe memory units
* [kowainik/issue-wanted](https://github.com/kowainik/issue-wanted) - 🏷 Web application to help beginners to start contributing into Haskell projects
* [tibbe/hyena](https://github.com/tibbe/hyena) - A Haskell web application server.
* [ocramz/aeson-schema](https://github.com/ocramz/aeson-schema) - Haskell JSON schema validator and parser generator
* [kowainik/eio](https://github.com/kowainik/eio) - 🎯 IO with Exceptions tracked on the type-level
* [coinmetrics/haskell-tools](https://github.com/coinmetrics/haskell-tools) - Tools for exporting blockchain data to analytical databases
* [vincenthz/hs-connection](https://github.com/vincenthz/hs-connection) - simple client connection library in haskell with builtin features: SSL/TLS, SOCKS, session management.
* [tmcgilchrist/postgresql-transactional](https://github.com/tmcgilchrist/postgresql-transactional) - Transactional monadic actions on top of PostgreSQL.
* [Quid2/flat](https://github.com/Quid2/flat) - Principled and efficient binary serialization
* [NinjaTrappeur/ex-hack](https://github.com/NinjaTrappeur/ex-hack) - Example-based Haskell Documentation Engine
* [mrkkrp/ghc-syntax-highlighter](https://github.com/mrkkrp/ghc-syntax-highlighter) - Syntax highlighter for Haskell using the lexer of GHC
* [djv/VisualProf](https://github.com/djv/VisualProf) - http://www.reddit.com/r/haskell/comments/cr15z/visualprof_profiles_your_haskell_program_and/?sort=hot
* [TiltMeSenpai/Discord.hs](https://github.com/TiltMeSenpai/Discord.hs) - Have you heard of our lord and savior Haskell?
* [mstksg/tensor-ops](https://github.com/mstksg/tensor-ops) - Type-safe tensor manipulation operations in Haskell with tensorflow-style automatic differentiation
* [seanhess/robotquest](https://github.com/seanhess/robotquest) - 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
* [pietervdvn/Haskell](https://github.com/pietervdvn/Haskell) - Introduction to haskell
* [hasura/graphql-parser-hs](https://github.com/hasura/graphql-parser-hs) - A GraphQL query parser for Haskell
* [haskell-opengl/GLUT](https://github.com/haskell-opengl/GLUT) - Haskell bindings to GLUT
* [EmaApps/emanote](https://github.com/EmaApps/emanote) - Emanate a structured view of your plain-text notes
* [EmaApps/ema](https://github.com/EmaApps/ema) - Haskell static site generator that is change-aware
* [jules-hedges/open-games-hs](https://github.com/jules-hedges/open-games-hs) - Haskell implementation of open games
* [rnons/shadowsocks-haskell](https://github.com/rnons/shadowsocks-haskell) - shadowsocks in haskell
* [input-output-hk/hydra-poc](https://github.com/input-output-hk/hydra-poc) - Proof of concept for the Hydra Head protocol :construction_worker:
* [haskell/ghcup-hs](https://github.com/haskell/ghcup-hs) - THIS REPO IS A MIRROR, BUG REPORTS GO HERE:
* [chetant/LibClang](https://github.com/chetant/LibClang) - Haskell FFI to libclang
* [haskell-hvr/uuid](https://github.com/haskell-hvr/uuid) - A Haskell library for creating, printing and parsing UUIDs
* [unrelentingtech/magicbane](https://github.com/unrelentingtech/magicbane) - A web framework that integrates Servant, EKG, fast-logger, wai-cli…
* [fortytools/holumbus](https://github.com/fortytools/holumbus) - A Haskell library which provides the basic building blocks for creating powerful indexing and search applications.
* [tomahawkins/improve](https://github.com/tomahawkins/improve) - An imperative programming language in Haskell for high assurance embedded applications. ImProve programs are verified with model checking. ImProve compiles to C and Simulink.
* [mrkkrp/facts](https://github.com/mrkkrp/facts) - Refined types
* [geekrelief/as3tohaxe](https://github.com/geekrelief/as3tohaxe) - An Actionscript 3 to haXe source converter written in Haskell
* [Erdwolf/prolog](https://github.com/Erdwolf/prolog) - A prolog interpreter written in Haskell.
* [hasura/graphql-engine](https://github.com/hasura/graphql-engine) - Blazing fast, instant realtime GraphQL APIs on your DB with fine grained access control, also trigger webhooks on database events.
* [Gabriella439/Haskell-Pipes-Library](https://github.com/Gabriella439/Haskell-Pipes-Library) - Compositional pipelines
* [Gabriella439/Haskell-Optparse-Generic-Library](https://github.com/Gabriella439/Haskell-Optparse-Generic-Library) - Auto-generate a command-line parser for your datatype
* [Gabriella439/Haskell-List-Transformer-Library](https://github.com/Gabriella439/Haskell-List-Transformer-Library) - List monad transformer
* [skogsbaer/hscurses](https://github.com/skogsbaer/hscurses) - ncurses binding for Haskell
* [basvandijk/monad-control](https://github.com/basvandijk/monad-control) - Lift control operations, like exception catching, through monad transformers
* [tidalcycles/Tidal](https://github.com/tidalcycles/Tidal) - Pattern language
* [Gabriel439/turtle](https://github.com/Gabriel439/turtle) - Shell programming, Haskell style
* [Gabriel439/Haskell-Pipes-Library](https://github.com/Gabriel439/Haskell-Pipes-Library) - Compositional pipelines
* [phadej/github](https://github.com/phadej/github) - The github API for Haskell
* [Gabriel439/Haskell-Morte-Library](https://github.com/Gabriel439/Haskell-Morte-Library) - A bare-bones calculus-of-constructions
* [anoma/juvix](https://github.com/anoma/juvix) - Juvix empowers developers to write code in a high-level, functional language, compile it to gas-efficient output VM instructions, and formally verify the safety of their contracts prior to deployment and execution.
* [tweag/monad-bayes](https://github.com/tweag/monad-bayes) - A library for probabilistic programming in Haskell.
* [monadfix/microlens](https://github.com/monadfix/microlens) - A lightweight (but compatible with ‘lens’) lenses library
* [helium/airship](https://github.com/helium/airship) - Helium + Webmachine = Airship. A toolkit for building declarative, RESTful web apps.
* [Gabriel439/Haskell-Optparse-Generic-Library](https://github.com/Gabriel439/Haskell-Optparse-Generic-Library) - Auto-generate a command-line parser for your datatype
* [aquarial/discord-haskell](https://github.com/aquarial/discord-haskell) - Haskell library for writing Discord bots
* [Gabriel439/Haskell-Typed-Spreadsheet-Library](https://github.com/Gabriel439/Haskell-Typed-Spreadsheet-Library) - Typed and composable spreadsheets
* [freckle/stratosphere](https://github.com/freckle/stratosphere) - Haskell EDSL and type-checker for AWS CloudFormation templates
* [eashanhatti/konna](https://github.com/eashanhatti/konna) - A fast functional language based on two level type theory
* [Gabriel439/Haskell-Foldl-Library](https://github.com/Gabriel439/Haskell-Foldl-Library) - Composable, streaming, and efficient left folds
* [raxod502/kalyn](https://github.com/raxod502/kalyn) - ⚗️ Self-hosting compiler from a Haskell-like Lisp directly to x86-64, from scratch.
* [Gabriel439/Haskell-Annah-Library](https://github.com/Gabriel439/Haskell-Annah-Library) - Distributed programming language that desugars to Morte
* [Gabriel439/Haskell-Lens-Tutorial-Library](https://github.com/Gabriel439/Haskell-Lens-Tutorial-Library) - The missing tutorial module for the lens library
* [tweag/porcupine](https://github.com/tweag/porcupine) - Express parametrable, composable and portable data pipelines
* [ocharles/ghc-nix](https://github.com/ocharles/ghc-nix) - Exploring the options for incremental Haskell builds using Nix
* [Gabriel439/Haskell-MVC-Library](https://github.com/Gabriel439/Haskell-MVC-Library) - Model-view-controller
* [Gabriel439/Haskell-Errors-Library](https://github.com/Gabriel439/Haskell-Errors-Library) - Type-safe error handling
* [giovanifss/Dumb](https://github.com/giovanifss/Dumb) - Dumain Bruteforcer - a fast and flexible domain bruteforcer
* [pkamenarsky/concur-static](https://github.com/pkamenarsky/concur-static) - Generate semi-dynamic UIs with Concur
* [moonmaster9000/bird](https://github.com/moonmaster9000/bird) - A sinatra-ish framework written in haskell, riding on top of Hack
* [davean/waldo](https://github.com/davean/waldo) - A small Haskell server for generating visual stories based on some ascertainable data about the requester.