MediaWiki:Licenses
- Unknown license|I don't know exactly
- Free licenses:
- Public domain|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):
- Non-free logo