
If you would like to propose a license to add to this page please follow ourlicense approval process.
This section of the site lists licenses that are conformant with the principles laid out in theOpen Definition.
The following licenses are conformant with the principles set forth in the Open Definition.
These licenses conform to the Open Definitionand are:
| License | Domain | By | SA | Comments |
|---|---|---|---|---|
| Creative Commons CCZero (CC0) | Content, Data | N | N | Dedicate to the Public Domain (all rights waived) |
| Open Data Commons Public Domain Dedication and Licence (PDDL) | 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) | Data | Y | N | Attribution for data(bases) |
| Creative Commons Attribution Share-Alike 4.0 (CC-BY-SA-4.0) | Content, Data | Y | Y | |
| Open Data Commons Open Database License (ODbL) | Data | Y | Y | Attribution-ShareAlike for data(bases) |
These licenses conform to the Open Defintion, but do not meet reusability or compatibililty requirements for recommended licenses, or have been superceded by newer license versions or newer licenses with similar use cases, or are little-used. These licenses may be reasonable for the particular organization they were crafted for to use, or to use for legacy reasons. Projects outside such contexts are strongly advised to use a recommended conformant license from the list above.
| License | Domain | By | SA | Comments |
|---|---|---|---|---|
| Against DRM | Content | Y | Y | Little used. |
| Creative Commons Attribution versions 1.0-3.0 | Content | Y | N | Includes all jurisdiction "ports";Superceded by CC-BY-4.0. |
| Creative Commons Attribution-ShareAlike versions 1.0-3.0 | Content | Y | Y | Includes all jurisdiction "ports";Superceded by CC-BY-SA-4.0. Additionally, CC-BY-SA-1.0 isIncompatible with any other license. |
| Data licence Germany – attribution – version 2.0 | Data | Y | N | Non-reusable. For use by Germany government licensors. Note version 1.0 is not approved as conformant. |
| Data licence Germany – Zero – version 2.0 | Data | N | N | Non-reusable. For use by Germany government licensors. Note there is no previous version. |
| Design Science License | Content | Y | Y | Little used,Incompatible with any other license. |
| EFF Open Audio License | Content | Y | Y | Deprecated in favor of CC-BY-SA. |
| Free Art License (FAL) | Content | Y | Y | |
| GNU Free Documentation License (GNU FDL) | Content | Y | Y | Incompatible with any other license. Only conformant if used withno cover texts and no invariant sections. |
| MirOS License | Code, Content | Y | N | Little used. |
| Open Government Licence Canada 2.0 | Content, Data | Y | N | Non-reusable. For use by the Canadian Federal government. Note version 1.0 is not approved as conformant. Note several Canadian provinces and municipalities have developed non-reusable licenses, each with differences from the federal OGL Canada. Some of these are open, as noted on adedicated page. |
| Open Government Licence United Kingdom2.0 and 3.0 | Content, Data | Y | N | Non-reusable. For use by UK government licensors; re-uses of OGL-UK-2.0 and OGL-UK-3.0 material may be released under CC-BY or ODC-BY. Note version 1.0 is not approved as conformant. |
| Talis Community License | Data | Y | Y | Draft only,Deprecated in favour of ODC licenses. |
The linked page lists some non-conformant licenses – usually those that though supporting some of thedefinition’s principles do not support all of them.
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