MozillaWiki:Copyrights
All contributions to MozillaWiki are considered to be released under the GNU Free Documentation License (GFDL).
The license is designed for software documentation and other reference and instructional materials. It stipulates that any copy of the material, even if modified, carry the same license. Those copies may be sold but, if produced in quantity, have to be made available in a format which facilitates further editing. Wikipedia is the largest documentation project to use this license.
Also see the Wikipedia page about GFDL for more info.
