MediaWiki:Licenses

• subst:uwl|I don't know what the license is
• Your own work (best practices):
  • self|GFDL|cc-by-sa-all|migration=redundant|Own work, copyleft, attribution required (Multi-license GFDL, CC-BY-SA all versions)
  • self|Cc-zero|CC0 1.0 Universal Public Domain Dedication, all rights waived (Public domain)
  • PD-release|Own work, all rights released (Public domain)
  • self|GFDL|cc-by-sa-3.0|migration=redundant|Own work, copyleft, attribution required (GFDL, CC-BY-SA-3.0)
  • self|GFDL|cc-by-3.0|migration=redundant|Own work, attribution required (GFDL, CC-BY 3.0)
  • self|cc-by-sa-3.0|Own work, copyleft, attribution required (CC-BY-SA-3.0)

• Not self-made, but has been released under:
  • Creative Commons licenses
    • cc-by-sa-4.0|Attribution ShareAlike 4.0
    • cc-by-sa-3.0|Attribution ShareAlike 3.0
    • cc-by-sa-2.5|Attribution ShareAlike 2.5
    • cc-by-4.0|Attribution 4.0
    • cc-by-3.0|Attribution 3.0
    • cc-by-2.5|Attribution 2.5

• Public domain:
  • PD-Old|Author died more than 100 years ago
  • PD-US|First published before 1927
  • PD-USGov|Original work of the US Federal Government
  • PD-ineligible|Too simple to be copyrighted
  • subst:Template 2|PD-textlogo|Trademarked|Logo with only simple text (wordmark)

• Other alternatives:
• subst:uwl|I found the image on Google or a random website
  • Copyrighted free use|Copyrighted, but may be used for any purpose, including commercially
  • Attribution|May be used for any purpose, including commercially, if the copyright holder is properly attributed