Licenses

• Open Data Commons Open Database License (ODbL) — “Attribution Share-Alike for data/databases”
• Open Data Commons Attribution License — “Attribution for data/databases”
• Open Data Commons Public Domain Dedication and License (PDDL) — “Public Domain for data/databases”

Applying a license

For instructions on how to apply the licenses to your material please see each license’s homepage.

Questions or suggestions?

• Consult our License FAQ (or the General FAQ).
• Visit our discussion forum or reach out by emailing [email protected].