If you would like to propose a license to add to this page please follow our license approval process.
This section of the site lists licenses that are conformant with the principles laid out in the Open Definition.
The following licenses are conformant with the principles set forth in the Open Definition.
- Domain = Domain of application, i.e. what type of material this license should/can be applied to. Note if you are looking for an open license for software, please see Open Source Definition conformant licenses.
- BY = requires attribution
- SA = require share-alike
Conformant Recommended Licenses
|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|
|Creative Commons Attribution (CC-BY)||Content||Y||N||All versions 1.0-3.0, including jurisdiction “ports”|
|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|
|Creative Commons Attribution Share-Alike (CC-BY-SA)||Content||Y||Y||All versions 2.0-3.0, including jurisdiction “ports”; version 1.0 is little used and not recommended because it is incompatible with future versions|
|Open Data Commons Open Database License (ODbL)||Data||Y||Y||Attribution-ShareAlike for data(bases)|
|Free Art License (FAL)||Content||Y||Y|
Conformant Non-reusable Licenses
Open licenses only for direct use by a particular entity, eg a government (it is unlikely the Advisory Council would consider non-reusable licenses from smaller entities).
|UK Open Government Licence 2.0 (OGL-UK-2.0)||Content, Data||Y||N||For use by UK government licensors; re-uses of OGL-UK-2.0 material may be released under CC-BY or ODC-BY. Note version 1.0 is not approved as conformant|
|Open Government Licence – Canada 2.0 (OGL-Canada-2.0)||Content, Data||Y||N||For use by Canada government licensors. Note version 1.0 is not approved as conformant|
Conformant but Little Used, Discontinued or Deprecated Licenses
|GNU Free Documentation License (GNU FDL)||Content||Y||Y||Only conformant subject to certain provisos|
|MirOS License||Code, Content||Y||N||Little used|
|Talis Community License||Data||?||?||Deprecated in favour of ODC licenses|
|Against DRM||Content||Y||Y||Little used|
|Design Science License||Data||Y||Y||Little used|
|EFF Open Audio License||Content||Y||Y||Deprecated in favor of CC-BY-SA|
The linked page lists some non-conformant licenses — usually those that though supporting some of the definition’s principles do not support all of them.