第一节. COPYLEFT协议的分类 第二节. GPL、LGPL和GFDL协议 第三节. CC协议 第四节. 协议之间的兼容性 第三章. COPYLEFT协议与我国的法律规制 第一节.

Copyleft的创立人说，专利软件开发者用版权 (copyright)剥夺了用户自由使用和修改的权力；而我们用copyleft来保证用户自由使用和修改软件的权力。 所以， copyleft代表的就是版权 (copyright)的反面。 （英语点津 Helen 编辑） 点击查看更多英语 习语 和 新词 ...

While not not technically a copyleft license, it gives users broad freedom to use, modify, and redistribute the JMRI software provided that certain conditions are met.

The Affero General Public License (AGPL) is similar to GPL 3.0, insofar as it’s a “strong” copyleft license that promotes software freedoms and ensures modified versions remain open source.

To Copyleft, or Not to Copyleft? This morning I spoke to Mårten Mickos, CEO of Eucalyptus Systems, and former CEO of MySQL AB. In both cases, Mickos has helmed companies formed around products ...

In one corner, the Free Software Foundation, headed by bearded guru (and sometime songwriter) Richard "I don't use a Web browser" Stallman. In the other, the recording industry, where beards only ...

Copyleft Hits a Snag Incompatibilities among “copyleft” licenses meant to promote the sharing of creative work could end up preventing it, says cyber-law expert Lawrence Lessig.

In a move to hitch copyleft ideals to its repository of 1 million articles, The Guardian wants to give Web site and app developers everything it has written since 1999, for free ...

Copyleft licenses do the same, but require the user to also open-source any derivative work using the original code. “I generally philosophically dislike copyright and patents,” Buterin said.

The copyleft movement Where copyright has failed to meet the needs of both users and creators of content, ‘copyleft’ has stepped in to address the problem.