can you recommend active Haskell open source projects?

This page summarizes the projects mentioned and recommended in the original post on

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  • haskell-language-server

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

  • ghcup-hs


  • SonarLint

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  • Cabal

    Official upstream development repository for Cabal and cabal-install

  • stack

    The Haskell Tool Stack

  • xmonad

    The core of xmonad, a small but functional ICCCM-compliant tiling window manager


  • wasp

    A programming language that understands what a web app is. - fairly lightweight haskell codebase, so great for beginners. Plus you get to play with compilers, language design and generating end code for web

  • ema

    Haskell static site generator that is change-aware; For current development, see

  • Scout APM

    Less time debugging, more time building. Scout APM allows you to find and fix performance issues with no hassle. Now with error monitoring and external services monitoring, Scout is a developer's best friend when it comes to application development.

  • emanote

    Spiritual successor to neuron, based on Ema.

  • hledger

    Robust, fast, intuitive plain text accounting tool with CLI, TUI and web interfaces.

  • purescript

    A strongly-typed language that compiles to JavaScript

  • dhall-lang

    Maintainable configuration files

  • Hasura

    Blazing fast, instant realtime GraphQL APIs on your DB with fine grained access control, also trigger webhooks on database events.

  • ShellCheck

    ShellCheck, a static analysis tool for shell scripts

  • postgrest

    REST API for any Postgres database

  • hadolint

    Dockerfile linter, validate inline bash, written in Haskell

  • 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

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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