Rares's Gems

#	Total Rank	Daily Rank	Name	Summary
1	13,617	58,253	option	Ruby port of Scala's Option Monad
2	44,058	58,253	acts_as_filterable	Filter attributes and stuff.
3	85,072	111,173	queued	Call any ActiveRecord instance method as though it was a Resque job
4	99,396	111,173	rack_upstream_identification	Middleware that injects upstream server info into the response