@hackage/unix
POSIX functionality
@hackage/base
Core data structures and operations
@hackage/mtl
Monad classes for transformers, using functional dependencies
@hackage/Unixutils
A crude interface between Haskell and Unix-like operating systems
@hackage/regex-compat
Replaces/enhances "Text.Regex"
@hackage/network
Low-level networking interface
@hackage/parsec
Monadic parser combinators