Apneadiving's Gems

#	Total Rank	Daily Rank	Name	Summary
1	2,902	3,204	gmaps4rails	Enables easy Google map + overlays creation.
2	6,245	5,405	waterfall	A slice of functional programming to chain ruby services and blocks. Make them flow!
3	58,768	85,863	sem_extractor	Extracts data from semantics APIs: zemanta, textwise, opencalais and yahoo