MediaWiki:Licenses

Unknown_copyright|I don't know exactly

Free licenses:

MW-screenshot|MediaWiki screenshot

PD|PD: public domain

CC-by-sa-2.5|Creative Commons Attribution ShareAlike 2.5

GFDL|GFDL: GNU Free Documentation License

GPL|GPL: GNU General Public License

LGPL|LGPL: GNU Lesser General Public License

Non-free license (exception):

CopyrightByWikimedia|Wikimedia images