Complete raw OpenGL bindings for Haskell
OTHER License
Higher-rank hashable
A constant-memory approximation of set membership
categories from category-extras
Hash consing for arbitrary Haskell data types
the EitherT monad transformer
Approximate discrete values and numbers
Bit twiddling and bitwise serialization primitives
Low-level Haskell Bindings to Industrial Light & Magic's OpenEXR Library
A monad, perhaps.
S15.16 fixed-precision arithmetic
pointed and copointed data
Playing with time series
a monadic graph library
Category theory for Haskell with a lens flavor (you need GHC 7.8.3, not 7.8.2 to build this!)
playground for working with succinct data structures