Alex

a lexical analyser generator for Haskell.

Cabal

a system for building and packaging Haskell libraries and programs.

GHC

the state-of-the-art optimizing native code compiler for Haskell.

GHCi

a bytecode interpreter and interactive REPL environment for Haskell.

GHCup

GHCup is the main installer for the general purpose language Haskell.

Hackage

the Haskell community's central package archive.

Haddock

a tool for automatically generating documentation from annotated Haskell source code.

Happy

The Parser Generator for Haskell.

Hayoo

will search all packages from Hackage, including all function and type definitions.

Hoogle

a Haskell API search engine, which allows you to search many standard Haskell libraries by either function name, or by approximate type signature.

hsenv

a tool to create isolated Haskell environments. This allows a project to use a GHC version different of the currently installed.

Stack

a cross-platform tool to help on building Haskell projects. It includes support to create isolated Haskell environments and to automatically manage the dependencies of a project.

Stackage

"Stable Hackage," tools for creating a vetted set of packages from Hackage.

Theorem Provers

Official Website Resources.

Algorithm

a collaborative Hackage list.

Audio, music and sound

official Website Resources.

Algorithm

a collaborative Hackage list.

Algorithm

a collaborative Hackage list.

Compilers & Interpreters

Official Website Resources.

Compiler construction, lexing, parsing, pretty printing

Official Website Resources.

Algorithm

a collaborative Hackage list.

Concurrency & Parallelism

Official Website Info.

Algorithm

a collaborative Hackage list.

Concurrency & Parallelism

(Book) Parallel and Concurrent Programming in Haskell

Deiko-config

small typesafe library that uses HOCON config format

Dhall

A configuration language guaranteed to terminate

Configurator

A configuration management library which supports automatic, dynamic reloading in response to modifications to configuration files.

Cryptography & Hashing

Official Website Resources.

Algorithm

a collaborative Hackage list.

Haxl

a library for efficient, concurrent, concise data access.

Algorithm

a collaborative Hackage list.

Linguistics and natural language processing

Official Website Resources.

Robotics

Official Website Resources.

Algorithm

a collaborative Hackage list.

m2cgen

A CLI tool to transpile trained classic ML models into a native Haskell code with zero dependencies.

Data Structures & IO Libraries

Official Website Resources.

Algorithm

a collaborative Hackage list.

Database Interfaces

Official Website Resources.

Algorithm

a collaborative Hackage list.

Development Libraries and Tools

Official Website Resources.

Algorithm

a collaborative Hackage list.

Algorithm

a collaborative Hackage list.

Cloud Haskell

concurrent and distributed programming in Haskell.

Algorithm

a collaborative Hackage list.

Editors written in Haskell

Official Website Resources.

editors for Haskell

Official Website Resources.

Extended Haskell

Official Website Resources.

Games

Official Website Resources.

Algorithm

a collaborative Hackage list.

Graphical User Interface (GUI) Libraries

Official Website Resources.

Algorithm

a collaborative Hackage list.

Graphics

Official Website Resources.

Algorithm

a collaborative Hackage list.

Network

Official Website Resources

Algorithm

a collaborative Hackage list.

Algorithm

a collaborative Hackage list.

Web Servers

Official Website Resources.

Web Frameworks

Official Website Resources.

Cloud

Official Website Resources.

Deploy

Official Website Resources.

Libraries

Official Website Resources.

Database and Persistence

Official Website Resources.

Testing and Verification

Official Website Resources.

CMS

Official Website Resources for Content Management Systems (CMS).

Algorithm

a collaborative Hackage list.

HTTP

Haskell HTTP package. Supports client-side web programming in Haskell.

hoauth2

a lightweight oauth2 haskell binding.

Pandoc

is a library for converting from one markup format to another, and a command-line tool that uses this library.

SimpleX Chat

the first chat platform that is 100% private by design - it has no access to your connection graph!

Stomp

is the Simple (or Streaming) Text Orientated Messaging Protocol. Resources.

amqp

client library for AMQP servers (currently only RabbitMQ).

Algorithm

a collaborative Hackage list.

Tools for interfacing with other languages

Official Website Resources.

Algorithm

a collaborative Hackage list.

Fay

a proper subset of Haskell that compiles to JavaScript.

Idris

A Dependently Typed Functional Programming Language

Copilot

a (Haskell DSL) stream language for generating hard real-time C code.

Wasp

a simple language for developing full-stack Javascript web apps with less code (built with Haskell)

Operating systems and systems programming

Official Website Resources.

Algorithm

a collaborative Hackage list.

Algorithm

a collaborative Hackage list.

Generic Programming

Official Website Resources.

Algorithm

a collaborative Hackage list.

Bioinformatics

Official Website Resources.

Mathematics & Physics

Official Website Resources.

Algorithm

a collaborative Hackage list.

Conduit

a streaming data library. Resources.

Algorithm

a collaborative Hackage list.

Pipes

is a clean and powerful stream processing library that lets you build and connect reusable streaming components. Resources.

HStreamDB

The streaming database built for IoT data storage and real-time processing.

Haskell

Official Website.

The Haskell Programming Language

Haskell wiki.

Try Haskell

Haskell Online.

School of Haskell

Learning Haskell.

Neil Mitchell

Neil Mitchell's Haskell Blog.

Community

Official community resources.

Reddit

The Haskell programming language community.

Stackoverflow

G+

Mailing lists

IRC channels

Local user groups

Planet Haskell

Haskell Communities and Activities Report

Documentation

Official documentation resources.

Learn Haskell

Wiki Learning Resources.

Books

& Tutorials

learnhaskell

Haskell Learning (also for non-English speakers).

What I Wish I Knew When Learning Haskell

amazing guide for all kinds of things.

LearnYouHaskell

Learn You a Haskell for Great Good!

Happy Learn Haskell Tutorial

Pain-free, Gradual Haskell Tutorial with cartoon robots!

Revised report

Haskell 98 Language and Libraries. The Revised Report.

H-99

Ninety-Nine Haskell Problems.

Introduction to Haskell - Web Programming

Your First Web Application with Spock

Scotty-Tutorials-&-Examples

Micro web framework inspired by Ruby's Sinatra, using WAI and Warp.

Getting Started

Developing Web Applications with Yesod and Haskell

Redoing Make - Haskell from Scratch

Haskell - Code Deconstructed

Adventures in Haskell - A Calculator

Sed implementation in Haskell

LazyCasts

Haskell Development Workflow Demo

Learn You a Haskell

Video lectures to accompany the book "Learn You a Haskell for Great Good!"

Awesome Haskell Videos

Curated list of Haskell talks and tutorials

IHP Casts

Learn to build type-safe web apps with Haskell and IHP

Introduction to Functional Programming

Fall 2014 MOOC on edX by DelftX featuring Haskell as the primary language of focus.

Functional Programming in Haskell

Introductory MOOC to functional programming in Haskell by the University of Glasgow.

Haskell MOOC

MOOC on functional programming that uses Haskell by University of Helsinki.

ICFP

International Conference on Functional Programming. Youtube channel.

Conferences

Official list of conferences

Haskell Symposium 2015

Haskell Implementors' Workshop 2015

Stackage

is a stable source of Haskell packages, "Stable Hackage".

Hackage

the Haskell community's central package archive.

Application & Libraries

Official collections and Guide.

Hoogle

a Haskell API search engine, which allows you to search many standard Haskell libraries by either function name, or by approximate type signature.

Hayoo

will search all packages from Hackage, including all function and type definitions.

Haskell Style Guide