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More agencies work with Trillium and with its software, GTFS Manager, than with any other organization. We put agencies on the map.

What is GTFS?


GTFS is the world’s standard for public transportation schedule data, used in popular online maps and trip planners.
Find out about GTFS

GTFS Manager


GTFS Manager is a web-based application for managing GTFS data through a simple, drag-and-drop interface.
Get GTFS Manager

Transit Alerts


Transit Alerts gives your agency a single portal to manage service alerts and target alerts to specific routes and stops.
Publish Transit Alerts

Interactive Map


Riders want to know all their options. Trillium’s interactive map uses your GTFS data to show the whole system, with all routes.
Explore Interactive Map