The Free Software Foundation ( FSF ) is a 501 ( c ) ( 3 ) non-profit organization founded by Richard Stallman on 4 October 1985 to support the free software movement , which promotes the universal freedom to create , distribute and modify computer software , with the organization 's preference for software being distributed under copyleft ( `` share alike '' ) terms , such as with its own GNU General Public License .
The Free Software Foundation ( FSF ) is a non-profit corporation founded by Richard Stallman on 4 October 1985 to support the free software movement , a movement which tries to promote the universal freedom to distribute and modify computer software without restriction .