Haskell is a functional (that is, everything is done with function calls), statically, implicitly typed (types are checked by the compiler, but you don't have to declare them), lazy (nothing is done until it needs to be) language.
A Haskell Enigma machine simulator with rich display and machine state details.
command-line Haskell with 'ghc -e'
A command line tool to automate the generation of ffi import code for the bindings of various Java libraries.
A Lisp syntax for Haskell.
Haskell Join-calculus DSL
PDB parser in Haskell
A toy compiler based on SPJ's "The Implementation of Functional Programming Languages"
Astview is a graphical viewer for abstract syntax trees
Logo turtle graphics interpreter in Haskell
Light server for reacting to GitHub's Webhooks
freer monads and cofreer comonads.
A DSL/LISP dialect written in Haskell
Template repository for writing GHCJS/Reflex apps targeting static sites without a backend.
A repository made for fun, aiming Hello World code in all programming languages.
Template Haskell for generating ToJSON and FromJSON instances for GADTs
A generic 2D cellular automaton simulator
Easily time one or more commands with one or more executables and show tabular results
A simple to use interface for websocket using reflex-frp
Surgery for generic data types
Proposed changes to Haskell Core Libraries
Docker container with Alpine Linux, Pandoc, PlantUML, and Sphinx.
Experimental tool to build reports on GHC build time for your projects.