Ggrossman's Gems

#	Total Rank	Daily Rank	Name	Summary
1	5,350	4,979	luhn_checksum	Efficient Luhn checksum validator
2	27,105	33,662	large_object_store	Store large objects in memcache or others
3	39,283	26,023	isolated_server	A small library that allows you to easily spin up new local mysql servers for testing p...