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3 days ago · Copyleft Licenses: Such as the GNU General Public License (GPL), which require any modified versions of the software to be released under the same license, ensuring that the software remains open...
5 days ago · GPLv3, or General Public License version 3, is often criticized for being a copyleft license. With a copyleft license, if someone has used code licensed under GPL in their own code, they are not allowed to impose restrictions on the use or distribution of their own code either.
2 days ago · The GNU General Public License (GNU GPL or simply GPL) is a series of widely used free software licenses, or copyleft, that guarantee end users the four freedoms to run, study, share, and modify the software.
5 days ago · If the film or video is licensed under Creative Commons or another "copyleft" license, you should be able to show it in public. Pay attention, however, to the specifics of the license.
Apr 9, 2024 · Most copyleft licenses require attribution; even if they don't, it's good practice to include it. Attribution also indicates that you're striving to engage in fair use of copyrighted material -- although it isn't proof that your use is fair.
4 days ago · Strong copyleft licenses require all derivative works to use the same license while weak copyleft licenses require the use of the same license only under certain conditions. Examples of this type of license include the GNU family of licenses, and the MPL and EPL licenses.
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1 day ago · In the past, Firefox was licensed solely under the MPL, then version 1.1, which the Free Software Foundation criticized for being weak copyleft, as the license permitted, in limited ways, proprietary derivative works.
