+The Free Software Foundation (FSF) is a non-profit organization established to support the [free software](/wiki/free_software) movement. It advocates for [user freedom](/wiki/user_freedom) by promoting software that respects users' rights to run, study, modify, and distribute it.
+## See also
+- [GNU Project](/wiki/gnu_project)
+- [Copyleft](/wiki/copyleft)
+- [Richard Stallman](/wiki/richard_stallman)