Useful links to content about public transport information standards.

• TransXChange https://www.gov.uk/government/publications/transxchange-downloads-and-schema
• NaPTAN http://naptan.dft.gov.uk/naptan/schema/schemas.htm
• JourneyWeb https://www.gov.uk/government/publications/journeyweb
• SIRI https://www.siri.org.uk