MediaWiki:Licenses
- Unknown copyright|I don't know exactly
- FUB|Fair use because presented here for informative, historical and educative purposes.
- Free licenses:
- PD|Public Domain (PD)
- CC-BY|Creative Commons Attribution (CC-BY)
- CC-BY-SA|Creative Commons Attribution Share-Alike (CC-BY-SA) - use this one if unsure.
- GFDL|GNU Free Documentation License (GFDL)
- GPL|GNU General Public License (GPL)
- LGPL|GNU Lesser General Public License (LGPL)
- BSD|BSD license
- Some restrictions:
- CC-BY-NC|Creative Commons Attribution Non-Commercial (CC-BY-NC)
- CC-BY-NC-SA|Creative Commons Attribution Non-Commercial Share-Alike (CC-BY-NC-SA)
- CC-BY-NC-ND|Creative Commons Attribution Non-Commercial No-Derivatives (CC-BY-NC-ND)