MBTA GTFS documentation

Updated specification extension, archive, and licensing documentation for the MBTA's implementation of the General Transit Feed Specification (GTFS). Developers can follow this repository to stay updated on upcoming changes to the MBTA GTFS feed format.

This repository contains the following files:

• reference/gtfs.md describes the MBTA's implementation of GTFS, supplementing the official GTFS specification with local conventions and information about non-standard files and fields.

• reference/gtfs-realtime.md describes the MBTA's implementation of the Realtime extensions to GTFS, also known as GTFS-RT.

• reference/gtfs-archive.md provides information on archived versions of the GTFS feed, for those interested in viewing historical schedules.

• developers-license-agreement.pdf is the license agreement governing developers' usage of the MBTA's GTFS feeds.

Information on other data available from the MBTA, and resources for developers can be found at the MBTA Developers page.