Closed software
Revision as of 12:15, 13 May 2017 by Woozle (talk | contribs) (Created page with "<hide> page type::definition category:terminology </hide> Closed software refers to any software whose users do not have both free and libre usage...")
Closed software refers to any software whose users do not have both free and libre access to that software's source code.
It is the opposite of free libre source code; they are mutually exclusive sets.