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brendanscott.wordpress.com | ||
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boycottnovell.com
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janaimke11.wordpress.com
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| | | | | Copyleft is the ability of a contributor or distributor to add restrictions to a work. While most open source software allows you to use and modify the code as you want, open source software incorporating copyleft provisions prevent a contributor from making the future software proprietary. Copyleft is a general method for making a program... | |
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ariadne.space
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| | | | | The GNU General Public License started life as the GNU Emacs Public License in 1987 (the linked version is from February 1988), and has been built on the principle of copyleft: the use of the copyright system to enforce software freedom through licensing. This prototype version of the GPL was used for other packages, such as GNU Bison (in 1988), and Nethack (in 1989), and was most likely written by Richard Stallman himself. | |
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sfconservancy.org
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| | | The Software Freedom Conservancy provides a non-profit home and services to Free, Libre and Open Source Software (FLOSS) projects. | ||