Latest News

24 March 2020
GHC 8.10.1 Released! [download]
24 February 2020
GHC 8.8.3 Released! [download]
23 April 2019
GHC 8.6.5 Released! [download]

What is GHC?

GHC is a state-of-the-art, open source, compiler and interactive environment for the functional language Haskell. Highlights:

  • GHC supports the entire Haskell 2010 language plus a wide variety of .
  • GHC has particularly good support for and , including support for .
  • GHC generates fast code, particularly for concurrent programs. Take a look at GHC's performance on The Computer Language Benchmarks Game.
  • GHC works on several including Windows, Mac, Linux, most varieties of Unix, and several different processor architectures. There are detailed for porting GHC to a new platform.
  • GHC has extensive capabilities, including inter-module optimisation.
  • GHC compiles Haskell code either directly to native code or using as a back-end. GHC can also generate C code as an intermediate target for porting to new platforms. The compiles Haskell to bytecode, and supports execution of mixed bytecode/compiled programs.
  • is supported, both by time/allocation and various kinds of heap profiling.
  • GHC comes with several , and thousands more are available on .

GHC is heavily dependent on its users and . Please come and join the and send us your comments, suggestions, bug reports and contributions!

This site is maintained by Ben Gamari. Please send me comments, questions and reports of any problems to do with the site.

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