Transitous [ˈtɹæn.sɪʃəs] is a community-run provider-neutral international public transport routing service.
Using openly available data and a FOSS routing engine we operate a free to use routing service that does not stop at borders.
Apps That Use Transitous
Use In Your App
Transitous provides a free to use API that can provide journey planning in your app.
Public Transport Coverage
If you know where to find public transport data for your region, or if you are a public transport operator, you can help by adding the feed to our data set.
Upcoming Events
Want to meet the Transitous community in person? Some of us will be at the following events:
- Open Transport Community Conference 2026 — Oct 6, 2026 to Oct 9, 2026 in Bern, Switzerland
- OSM Hack Weekend Berlin — Oct 24, 2026 to Oct 25, 2026 in Berlin, Germany
- 40C3 — Dec 27, 2026 to Dec 30, 2026 in Hamburg, Germany
Conference Talks and Presentations
Looking for an overview of how this project works? There are several public talks from conferences and meetups that you can watch.
2026
- 🇬🇧 Transitous - Free and Open Public transport routing — State of the Map 2026
- 🇩🇪 MOTIS + Transitous - Eine Kurzeinführung in Open Source Routing — FrOSCon 2026
- 🇩🇪 Eine Auskunft für den ÖV in Europa - Utopie war gestern — 362. PRO BAHN-Treff Schwaben
- 🇬🇧 Transitous - Free and Open Public transport routing — Grazer Linuxtage 2026
- 🇩🇪 Routing mit MOTIS — FOSSGIS-Konferenz 2026
- 🇬🇧 Crowdsourcing Delay Information — FOSDEM 2026
- 🇬🇧 From first FLOSS Poznań public transport app to global coverage with Transitous — FOSDEM 2026
2025
- 🇬🇧 Transitous Meetup — 39C3
- 🇬🇧 Session Notes: Transitous — Open Transport Community Conference 2025
- 🇩🇪 Barrierefreies Routing mit MOTIS — FOSSGIS-Konferenz 2025
- 🇩🇪 Transitous - Freies Public Transport Routing — FOSSGIS-Konferenz 2025
- 🇬🇧 Transitous Import Pipeline — Open Transport Meetup
- 🇬🇧 GNOME Maps meets Transitous meets MOTIS — FOSDEM 2025
2024
- 🇩🇪 Transitous - offener Routingdienst für öffentliche Verkehrsmittel — 38C3
- 🇬🇧 Transitous — Open Transport Meetup
Papers and Publications
There's also scientific publications mentioning Transitous.
- Jonas Sauer, Patrick Steil, Sascha Witt, T-REX: Fast and Dynamic Journey Planning for Continental-Scale Public Transit Networks, 2026
- Per Eric Rosén, Public transit search for overnight train journeys, 2025
- Patrick Steil, A Multilevel Design for Scalable Pareto-Optimal Public Transit Queries, 2025