667
edits
Changes
→Week 5
** [https://www.gnu.org/philosophy/free-sw.en.html Free Software], [http://www.fsf.org/ FSF], [https://www.gnu.org/ GNU]
** [https://www.gnu.org/licenses/copyleft.en.html Copyleft], compare to permissive licenses like BSD, MIT
*** "Copyleft thus uses copyright law to accomplish the opposite of its usual purpose: instead of imposing restrictions, it grants rights to other people, in a way that ensures the rights cannot subsequently be taken away."[https://en.wikipedia.org/wiki/GNU_General_Public_License Wikipedia]
** [https://opensource.org/licenses/gpl-license GPL License]
*** [https://opensource.org/licenses/GPL-2.0 GPL-2.0]