Haskell

Haskell is a general purpose, purely functional programming language featuring static typing, higher order functions, polymorphism, type classes, and monadic effects. Haskell compilers are freely available for almost any computer.

About Introduction Language definition History of Haskell Future of Haskell Implementations GHC Hugs nhc98 Yhc Learning Haskell Haskell in 5 steps Learning Haskell Books and tutorials Wiki articles Blog articles Video presentations Wikibook Research papers Example code Libraries Standard libraries Hackage library database Applications and libraries Hoogle: library search Community Communities and active projects Education Industry Research Mathematics Mailing lists IRC channel User groups Planet Haskell Haskell Weekly News The Monad.Reader The Haskell Sequence Haskell pastebin Conferences Contests Jobs Consultants Humor Merchandise haskell.org Contributing to this site Languages: en es ro pt fr ru 中文(简体)

Events Upcoming Events 18th ACM SIGPLAN International Conference on Software Language Engineering (SLE 2025) Co-located with STAF 2025 2025-06-12-13 – 2025-06-13, Koblenz, Germany Eleventh International Conference on Fundamentals of Software Engineering 2025 - Theory and Practice (FSEN '25) 2025-04-07 – 2025-04-08, Västerås, Sweden 52nd ACM SIGPLAN-SIGACT Symposium on Principles of Programming Languages (POPL 2025) 2025-01-19 – 2025-01-25, Denver, Colorado, United States 26th International Symposium on Trends in Functional Programming (TFP 2025) 2025-01-13 – 2025-01-16, Oxford, UK Functional Conf 2024 2024-11-21 – 2024-11-23, Bengaluru, India The 22nd Asian Symposium on Programming Languages and Systems (APLAS 2024) 2024-10-22 – 2024-10-24, Kyoto, Japan 17th ACM SIGPLAN International Conference on Software Language Engineering (SLE 2024) 2024-10-20 – 2024-10-21, Pasadena, California, United States The 29th ACM SIGPLAN International Conference on Functional Programming (ICFP 2024) and affiliated events 2024-09-02 – 2024-09-07, Milan, Italy OOPSLA 2024 OOPSLA 2024 will be held as part of The ACM Conference on Systems, Programming, Languages, and Applications: Software for Humanity (SPLASH'24) 2024-10-20 – 2024-10-25, Pasadena, California, United States ፨ Recent Events 29th ACM SIGPLAN International Conference on Functional Programming (ICFP 2024) 2024-09-02 – 2024-09-07, Milan, Italy 36rd Symposium on Implementation and Application of Functional Languages (IFL 2024) 2024-08-26 – 2024-08-28, Radboud University Nijmegen, The Netherlands 17th International Symposium on Functional and Logic Programming (FLOPS 2024) 2024-05-15 – 2024-05-17, Kumamoto, Japan Dutch Formal Methods Day 2024 2024-04-16, Boothzaal in the University Library on the Utrecht Science Park, The Netherlands Headlines Haskell.org is a mentoring organisation in the 2007 Google Summer of Code. 9 students have been funded by Google to work on infrastructure projects for Haskell. The Haskell-prime committee has started work on defining the next minor revision of the language specification. The May 2007 Haskell Communities and Activities report is now out, documenting projects in the Haskell community. Haskell, for the third year running, was used by the winning team in the ICFP Programming Contest. News Recent Package Updates See here