A statically typed lisp, without a GC, for real-time applications.

Official haskell ide support via language server (LSP). Successor of ghcide & haskell-ide-engine.

A wiki using HAppS, pandoc, and git

Learn Haskell, with tiny lessons.

🚧 a work in progress effect system for Haskell 🚧

A fourk of ormolu that uses four space indentation and allows arbitrary configuration. Don't like it? PRs welcome!

Standard library for linear types in Haskell.

A modern, extensible and well-documented prettyprinter.

Haskell implemented with combinators

Extensible Records for Haskell. Pull requests welcome! Come visit us on #vinyl on freenode.

A simple library for reporting compiler/interpreter errors

SMT Based Verification in Haskell. Express properties about Haskell programs and automatically prove them using SMT solvers.

The adventures of a Haskell compiler

Publishes curated news about the Haskell programming language.

Haskell-C++ Foreign Function Interface Generator

an implementation of stuck macros

A package index for the Haskell ecosystem

Scrap your hand-rolled aeson instances

Forward build system with speculation and caching

Automatically trace all (showable) binds in do expressions

Featherlight benchmark framework, drop-in replacement for criterion and gauge.

A Haskell implementation of the Jinja template language.

Fast equality saturation in Haskell

A utility for managing Hackage dependencies and manipulating Cabal files from the command line.

Haskell job queue with admin UI and loads of other features.

Ministg is an interpreter for a high-level, small-step, operational semantics for the STG machine.

Terminal Emulator written in 100% Haskell

Tiny web application framework for WAI.