MediaWiki:Licenses


 * Content from Portal 2
 * ScreenshotP2|A screenshot taken in-game.
 * ExtractP2|A file extracted from the game's GCF files.
 * AudioP2|An audio file from the game's GCF files.
 * ArtworkP2|Any images from the official blog, comics, concept art, etc
 * ArtworkP2-Pre|Any concept images from before Portal 2's release.


 * Content from Portal
 * ScreenshotP|A screenshot taken in-game.
 * ExtractP|A file extracted from the game's GCF files.
 * AudioP|An audio file from the game's GCF files.
 * ArtworkP|Any images from the official blog, comics, concept art, etc
 * ArtworkP-Pre|Any concept images from before Portal's release.


 * Other Content By Valve
 * Valve content|Valve logos, screenshots of Steam or Valve websites, or any other Valve content not already listed above
 * Valve game content|Any images, artwork or other files from other Valve titles.


 * Miscellaneous
 * Another license|Other Licenses (CC, PD, Fair Use, GNU licenses, FAL)
 * subst:user image|User page image.
 * Unknown license|I don't know what to pick.