Semaj's Gems

#	Total Rank	Daily Rank	Name	Summary
1	29,055	16,071	time-hash	Set a timeout on key-value pairs, at which point delete them.
2	62,702	52,783	bitcoin-money	Supports conversions and arithmetic.
3	88,410	83,047	blockchain-ruby	Convenient wrapper around public Blockchain.info API.
4	137,734	83,047	better-coinbase	The Coinbase API, wrapped, maintained, and better.