OneBusAway

OneBusAway is a set of tools for transit riders in the Puget Sound region (Seattle,WA and beyond). The tools mainly focus on providing real-time arrival information across a variety of interface (phone, sms, web, iPhone, mobile web) along with some interesting trip planning tools.

The website: http://onebusaway.org/

The project site: http://code.google.com/p/onebusaway/