1. MicrolensA lightweight (but compatible with ‘lens’) lenses library
3. MtlThe Monad Transformer Library
5. ConcurAn unusual Web UI Framework for Haskell
7. Hue DashboardA web interface for monitoring and controlling Philips Hue lights
9. GhcupDEPRECATED IN FAVOR OF haskell/ghcup-hs
10. TextAn efficient packed, immutable Unicode text type for Haskell, with a powerful loop fusion optimization framework.
14. Cardano WalletHTTP server & command-line for managing UTxOs and HD wallets in Cardano.
16. Acid StateAdd ACID guarantees to any serializable Haskell data structure
18. TypoA programming language that runs in Haskell's type system.
21. HaskanoidA breakout game in Haskell using SDL and FRP, with Wiimote and Kinect support.
23. SmallttDemo for high-performance type theory elaboration
24. Silicaoptics for Haskell with the most amazing type errors you've seen
26. AtomA DSL for embedded hard realtime applications.
27. VtyA high-level ncurses alternative written in Haskell
28. AirshipHelium + Webmachine = Airship. A toolkit for building declarative, RESTful web apps.
30. VinylExtensible Records for Haskell. Pull requests welcome! Come visit us on #vinyl on freenode.
33. HaskellA curated list of awesome things related to Haskell.
34. GogolA comprehensive Google Services SDK for Haskell.
38. Hbro[Unmaintained] A minimal web-browser written and configured in Haskell.
39. LucidClear to write, read and edit DSL for writing HTML
41. JuvixA more elegant language for a more civilized age.
44. CheatsheetA Haskell CheatSheet in PDF and literate source formats.
45. GhcMirror 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).
48. PronkA small command line application for load testing web servers. Think of it as similar to httperf or ab, only more modern and simpler to deal with.
50. EtaThe Eta Programming Language, a dialect of Haskell on the JVM