|CoinDesk Bitcoin Price Index (BPI)|
The CoinDesk Bitcoin Price Index (BPI) represents an average of bitcoin prices across leading global exchanges that meet criteria specified by the BPI. It is intended to serve as a standard retail price reference for industry participants and accounting professionals.
|MtGox, CampBX, BTCe, BitStamp|
OpenStreetMap mashup that shows places where Bitcoin is accepted. Venues are added automatically (database is updated every 15 minutes). The map also tries to determine the type of the venue from OSM tags and assign the correct icon.
PhoneCo.in enables anyone with a cell phone to send and receive bitcoins. Simple, mobile, point-of-sale bitcoin transactions are as easy as sending a text message.