MediaWiki:Licenses

• subst:uwl|I don't know what the license is
• Your own work (best practices):
  • PD-self|Own work, all rights released (Public domain)
  • self|CC0 1.0|Own work, Universal Public Domain Dedication, all rights waived (CC0 1.0)
  • self|CC BY 4.0|Own work, attribution required (CC BY 4.0)
  • self|CC BY-SA 4.0|Own work, copyleft, attribution required (CC BY-SA 4.0)
  • self|CC BY-NC 4.0|Own work, non-commercial, attribution required (CC BY-NC 4.0)
  • self|CC BY-ND 4.0|Own work, no derivatives, attribution required (CC BY-ND 4.0)
  • self|CC BY-NC-SA 4.0|Own work, non-commercial, attribution required, share alike (CC BY-NC-SA 4.0)

• Not my own work, but has been released under:
  • Creative Commons licenses
    • CC0 1.0|Universal Public Domain Dedication, all rights waived (CC0 1.0)
    • CC BY 4.0|Attribution required (CC BY 4.0)
    • CC BY-SA 4.0|Copyleft, attribution required (CC BY-SA 4.0)
    • CC BY-NC 4.0|Non-commercial, attribution required (CC BY-NC 4.0)
    • CC BY-ND 4.0|No derivatives, attribution required (CC BY-ND 4.0)
    • CC BY-NC-SA 4.0|Non-commercial, attribution required, share alike (CC BY-NC-SA 4.0)
  • Free Art License
    • FAL 1.3|Free Art License

• Public domain:
  • PD-USGov-NASA|Original work of NASA
  • PD-ineligible|Too simple to be copyrighted

• Other alternatives:
• subst:uwl|I found the image from a search engine or a random website
  • Fair use|Fair use image
  • 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
  • GPL|Screenshot from a software program that is licensed under GPL