[OSM-legal-talk] License compatibility clarification

Rob Myers rob at robmyers.org
Sat Jun 25 19:53:17 BST 2011


On 24/06/11 20:35, Jonas Häggqvist wrote:
> Is the CT/ODbL compatible with CC-BY-SA?

No. Notably, the ODbL isn't.

> Say if an organization releases some data under CC-BY-SA, could we use
> it (in the CT/ODbL future)?

No, as it's incompatible with the ODbL.

> For extra credit, explain why/why not.

BY-SA and the ODbl are incompatible copylefts.

- Rob.




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