See also Copyleft.
“Doom WADs are package files for the computer game Doom or its sequel Doom II, that contain...Doom WAD
“The free software movement is a new social movement which aims to promote user's rights to...Free software movement
“The GNU Manifesto was written by Richard Stallman and published in March 1985 in Dr. Dobb's...GNU Manifesto
This category has the following 2 subcategories, out of 2 total.