Raganwald's Gems

#	Total Rank	Daily Rank	Name	Summary
1	3,157	3,569	andand	Maybe Monad in idiomatic Ruby.
2	31,944	38,150	ick	Invocation Construction Kit
3	36,288	29,160	lazylist	Implementation of lazy lists for Ruby
4	36,355	41,731	rewrite	Syntactic metaprogramming for Ruby