The Glorious Glasgow Haskell Compiler.
array package
Dockerfiles for building the images we use for CI
Typing rules for Haskell
GHC mirror of the stm package
Scripts and stuff for tracking spurious CI failures in GHC
Infrastructure for testing Hackage packages against GHC pre-releases.
See https://ghc.gitlab.haskell.org/head.hackage/
GHC mirror of the filepath package