OpenTripPlanner is a Java-based backend for building multimodal journey planning services.
It combines public transport data with mapping and mobility data to calculate routes, itineraries, and rider information for use in websites, mobile apps, signage, and other custom frontends.
This is free and open source software.
Key Features
- Exposes GraphQL APIs for trip planning and related rider information.
- Builds transportation networks from open-standard data including GTFS, NeTEx, OpenStreetMap, and GBFS.
- Supports real-time alerts, disruptions, and service updates in routing results.
- Provides a backend that can be integrated with custom web, mobile, and other frontend applications.
- Distributed as a standalone runnable JAR and also available through Maven repositories.
Website: www.opentripplanner.org
Support:
Developer: OpenTripPlanner contributors
License: GNU Lesser General Public License v3.0
OpenTripPlanner is written in Java. Learn Java with our recommended free books and free tutorials.
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