Saarinen's Gems

#	Total Rank	Daily Rank	Name	Summary
1	18,616	22,347	overlay	Overlay one or more external repositories on a running Rails application
2	25,693	35,242	abtest	Rails based AB test framework
3	99,531	72,123	fluoroscope	Provides inline browser access to rendering details and page makeup.
4	105,310	87,482	github_overlays	Overlay one or more github repositories on a running Rails application