Saarinen's Gems

#	Total Rank	Daily Rank	Name	Summary
1	18,540	17,858	overlay	Overlay one or more external repositories on a running Rails application
2	25,645	29,789	abtest	Rails based AB test framework
3	99,254	42,083	fluoroscope	Provides inline browser access to rendering details and page makeup.
4	104,978	71,140	github_overlays	Overlay one or more github repositories on a running Rails application