Submit an extension to GTFS.org
Complete the form below to request your extension documentation be added to GTFS.org.

Extensions that are displayed on GTFS.org have more visibility and can bring community attention to a feature that should be made official in the specification.
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Organization maintaining the use or development of the extension *
URL associated to the maintainer *
Contact email for the maintainer *
Primary specification extended *
Name of extension or feature added *
URL to the primary resource of the extension (i.e., this can be a Google doc, Github repository, a webpage, or other source) *
Provide up to 3 bullet points that summarize what problems, use cases, or features the extension solves *
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