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The Free Software Foundation (FSF), established in 1985, is dedicated to promoting computer users' rights to use, study, copy, modify, and redistribute computer programs. The FSF promotes the development and use of free software, particularly the GNU operating system, used widely in its GNU/Linux variant.
The Free Software Foundation (FSF) is a 501(c)(3) non-profit organization based in Boston, MA, USA. We rely on support from individuals to carry out our worldwide mission to preserve, protect and promote the freedom to use, study, copy, modify, and redistribute computer software, and to defend the rights of all free software users.