Choose a schema
Both entry points cover the same SIRI services. If you are not sure, start with the first.
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SIRI
The full SIRI interface with every functional service: Production and Estimated Timetable, Stop and Vehicle Monitoring, Connection Monitoring, General Message, Facility Monitoring and Situation Exchange.
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SIRI, substitution groups version
The same services built with generic substitution groups, so further services can be plugged in by an include.
Learn more about SIRI
- SIRI on transmodel-cen.euThe official SIRI pages, with the CEN specifications.
- SIRI on the Data4PT wikiThe Data4PT knowledge base page on SIRI.
- SIRI on GitHubThe source of the XSDs, with examples and the change log.
- NeTEx on this siteThe planned-data companion standard; its NeTEx over SIRI schemas wrap NeTEx in SIRI services.
- Transmodel 6.2 on this siteThe conceptual data model SIRI is based on.
- transmodel-cen.euThe official Transmodel site.
About this site
The reference generator, prettyxsd, and this site were made by Giles Antonio Radford.
The code that generates the site was written with the help of AI. The documentation itself is not AI-written: every element, type, description and line of source shown here is taken directly from the official SIRI reference schemas on GitHub ((C) SIRI, CEN, Crown Copyright).
This is an independent reference, not an official CEN publication.