Appendix 8: Recommended Data Licenses
Open Knowledge Foundation:24 These recommended licenses that are conformant with the principles laid out in the Open Definition (“Knowledge is open if anyone is free to access, use, modify, and share it — subject, at most, to measures that preserve provenance and openness”).30
License (SPDX IDs) | Domain* | Requires Attribution | Requires Share-alike | Comments |
Creative Commons CCZero (CC0-1.0) | Content, Data | N | N | Dedicate to the Public Domain (all rights waived) |
Data | N | N | Dedicate to the Public Domain (all rights waived) | |
Creative Commons Attribution 4.0 (CC-BY-4.0) | Content, Data | Y | N | |
Open Data Commons Attribution License (ODC-By-1.0) | Y | N | Attribution for data(bases) | |
Creative Commons Attribution Share-Alike 4.0 (CC-BY-SA-4.0) | Y | Y | ||
Open Data Commons Open Database License (ODbL-1.0) | Y | Y | Attribution-ShareAlike for data(bases) |
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