Web Directory

» Creative Commons License Generator
   Service allowing quick and easy selection of one of a range of Open Content licenses to meet a content creators' requirements (concerning attribution, whether commercial use is allowed, and whether modification is allowed).
   http://creativecommons.org/license/

» Free Art License
   Copyleft license applied to artistic content and projects.
   http://artlibre.org/licence/lal/en/

» GNU Free Documentation License
   A version of the GPL for reference material.
   http://www.gnu.org/copyleft/fdl.html

» Kuro5hin.org: Creative Commons - NC Licenses Considered Harmful
   "One particular licensing option...is a growing problem for the free content community. It is the allow non-commercial use only (-NC) option. The 'non-commercial use only' variants of the Creative Commons licenses are non-free, and in some ways worse than
   http://www.kuro5hin.org/story/2005/9/11/16331/0655

» October Open Game License
   OOGL. The purpose of this License is to make a rulebook, game manual, sourcebook, supplement, or other written role-playing game document "free" in the sense that everyone is permitted to copy and redistribute it, with or without modifying it, either comm
   http://www.rpglibrary.org/oogl/

» Open Content License
   License for the Open Content Project
   http://www.opencontent.org/opl.shtml

» Open Database License
   A share-alike licence for data and databases from Open Data Commons. Includes licence text, implementation instructions, and an FAQ.
   http://www.opendatacommons.org/licenses/odbl/

» Open Directory Project License
   The license agreement for replicating ODP data.
   http://dmoz.org/license.html

» Open Game License
   License of the Open Gaming Foundation, as drafted by Wizards of the Coast.
   http://www.opengamingfoundation.org/ogl.html

» Why we can't use the same Open Licensing Approach for Databases as we do for Content and Software
   Interview with Jordan S. Hatcher, outlining the need for alternative licensing for open data.
   http://www.semantic-web.at/1.36.resource.296.jordan-s-hatcher-x22-why-we-can-x27-t-use-the-same-open-licensing-approach-for-databases-a.htm