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The GNU General Public License
Certains disent que la licence GNU GPL est contagieuse. Les libertés associées aux logiciels qu'elle protège sont contagieuses.
- Does the GPL require that source code of modified versions be posted to the public?
- Does the GPL allow to sell copies of the program for money?
- Does the GPL allow to require that anyone who receives the software must pay a fee and/or notify the copyright holder?
- Is it possible to distribute proprietary software with GPL licensed software?
- Is it possible to combine proprietary software and GPL licensed software?
- Frequently Asked Questions about the GNU GPL - http://www.gnu.org/licenses/gpl-faq.html
- Answers to the above questions: no, yes, no, yes, no. A more difficult quiz - http://www.gnu.org/cgi-bin/license-quiz.cgi
