GENERAL TRANSIT FEED SPECIFICATION (GTFS)
General Transit Feed Specification (GTFS) is an open format spec used by hundreds of transit agencies to power transit directions in a variety of Web and transit apps, including Google Maps. The information provided through data feeds includes static schedule and service data using an open standard.
While we provide the data and maintain the sources, we’re not able to provide support directly in how to write your software. Please, notify us of your project so we can add you to our updates list. Will will notify you when our GTFS feed has been updated and ask that you keep SEAT information current. You will also always find the most up to date feed at the location below:
French 
English 
Spanish 
Chinese 
Japanese 
Korean 
Portuguese