Saarinen's Gems

#	Total Rank	Daily Rank	Name	Summary
1	18,908	12,524	overlay	Overlay one or more external repositories on a running Rails application
2	26,061	54,393	abtest	Rails based AB test framework
3	100,069	70,940	fluoroscope	Provides inline browser access to rendering details and page makeup.
4	105,761	70,940	github_overlays	Overlay one or more github repositories on a running Rails application