Schema Repository
The authoritative repository of XML and JSON schema representations for ISO/TC 211 Geographic information/Geomatics standards. Browse interactive documentation for each schema, or download the files directly.
XML Schema location URL pattern
https://schemas.isotc211.org/{Standard}/{Part}/{Prefix}/{Version}
JSON Schema location URL pattern
https://schemas.isotc211.org/json/{Standard}/{Part}/{Module}/{Version}
Resources
Supporting resources for ISO/TC 211 implementers: codelist definitions, example instances, validation rules, and transform stylesheets.
Codelist Catalogues
70 canonical codelist definitions for all TC 211 standards, with browseable HTML pages and stable dereferenceable URIs.
Browse codelistsExample Instances
XML and JSON example files demonstrating correct usage of each schema module.
Browse examplesXSLT Transforms
Stylesheets for converting between schema versions, generating HTML, and reordering metadata records.
Browse transformsSchematron Rules
Validation rules for constraints beyond what XSD can express, alongside each schema module.
Browse rulesDownload Packages
ZIP bundles per schema module for offline use, containing XSD files, examples, and documentation.
Browse packagesRaw Files on GitHub
Browse the complete repository of schema files, resources, and build configuration on GitHub.
Open repositoryNews
Discoverable resources for every ISO/TC 211 standard
Every ISO/TC 211 standard comes with more than just a schema file. There are codelist dictionaries, example instances, Schematron validation rules, XSLT transforms, and downloadable packages. Until...
Read morePersistent URLs for ISO/TC 211 codelist definitions
ISO/TC 211 codelist definitions now have a single, stable, dereferenceable home on schemas.isotc211.org.
Read moreSchema browser redesigned with data-driven architecture and resource catalog
The ISO/TC 211 Schemas site has been redesigned with a modern interface, fully data-driven architecture, and a comprehensive resource catalog.
Read more