The engine for haskell ide-integration. Not an IDE
Deep evaluation of data structures
Assorted concrete container types
An efficient compact, immutable byte string type (both strict and lazy) suitable for binary or 8-bit character data.
Official upstream development repository for Cabal and cabal-install
Haskell Documentation Tool
Compression and decompression in the gzip and zlib formats
Reading, writing and manipulating ".tar" archive files.
Low-level networking interface
An efficient implementation of Int-indexed arrays (both mutable and immutable), with a powerful loop optimisation framework .
c2hs is a pre-processor for Haskell FFI bindings to C libraries
The new Hackage server aka "Hackage 2"
Library for dealing with system processes
A Functional Graph Library for Haskell
Library for handling directories
Library for manipulating FilePaths in a cross platform way.