Developer Resources General Transit Feed Specification (GTFS) This page makes our transit feed available to the public and to developers for supplying their applications with transit data. The General Transit Feed Specification (GTFS) is a standard that defines a common format for public transportation schedules and their associated geographic information. The DC Streetcar latest GTFS feed is also available for download. The DC Streetcar follows the District of Columbia’s Data Policy and understands the value of freely sharing transit data with the public. For access to more open data resources shared by the District of Columbia Government agencies, visit http://opendata.dc.gov/.