A benchmark comparing different ways of building a strict bytestring in Haskell

Benchmarks for sequence data structures: lists, vectors, etc.

Benchmarks for dictionary data structures: hash tables, maps, tries, etc.

The Haskell performance checklist

A micro-benchmark that compares some Haskell serialization libraries

Simple comparative benchmarks for CSV parsing libraries

Simple benchmarks for XML parsing libraries

Benchmarks for numbers: ints, doubles, bignums, rationals, etc.

Benchmarks for set data structures: hash sets, dawg's, bloom filters, etc.