Semaj's Gems

#	Total Rank	Daily Rank	Name	Summary
1	29,090	34,472	time-hash	Set a timeout on key-value pairs, at which point delete them.
2	62,666	56,448	bitcoin-money	Supports conversions and arithmetic.
3	88,349	93,637	blockchain-ruby	Convenient wrapper around public Blockchain.info API.
4	137,630	93,637	better-coinbase	The Coinbase API, wrapped, maintained, and better.