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Welcome to the Greater-Washington-Transit-Developers wiki! This is intended to be a collection of resources for transit app developers.

• List of Open Transit Data and APIs in the metro area
• WMATA/Metro API and GTFS issues
• Other agency API and GTFS issues

The Mobility Lab’s OneBusAway Instance: http://oba.mobilitylab.org

• OneBusAway project home page
• API Details:
  • Developer documentation from main OneBusAway site
  • MobilityLab API Endpoint: http://oba.mobilitylab.org/api/where/
  • API Key: TEST
  • Example API request: http://oba.mobilitylab.org/api/where/agencies-with-coverage.json?key=TEST