软件的开源协议授予所有用户使用，修改以及共享的权限，并明确表示了哪些行为是准许的，哪些行为是禁止的。 主页 上面推荐的几种常用协议(GNU GPLv3, Apache License 2.0, 和 MIT License) 均属于开源协议。
如果你想要查看所有协议的允许和禁止的内容，请查看 附录.
Permissions of this strongest copyleft license are conditioned on making available complete source code of licensed works and modifications, which include larger works using a licensed work, under the same license. Copyright and license notices must be preserved. Contributors provide an express grant of patent rights. When a modified version is used to provide a service over a network, the complete source code of the modified version must be made available.
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Permissions of this strong copyleft license are conditioned on making available complete source code of licensed works and modifications, which include larger works using a licensed work, under the same license. Copyright and license notices must be preserved. Contributors provide an express grant of patent rights.
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Permissions of this copyleft license are conditioned on making available complete source code of licensed works and modifications under the same license or the GNU GPLv3. Copyright and license notices must be preserved. Contributors provide an express grant of patent rights. However, a larger work using the licensed work through interfaces provided by the licensed work may be distributed under different terms and without source code for the larger work.
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Permissions of this weak copyleft license are conditioned on making available source code of licensed files and modifications of those files under the same license (or in certain cases, one of the GNU licenses). Copyright and license notices must be preserved. Contributors provide an express grant of patent rights. However, a larger work using the licensed work may be distributed under different terms and without source code for files added in the larger work.
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一份提供了版权保护和许可声明的宽松的协议，本协议授权使用者专利使用权，使用时需注明作者，如有修改，需注明修改部分内容。请注意，本协议不授予商标使用权。
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这是一份简短而宽松的协议，只提供了版权保护和声明，它授予他人复制，修改，合并，发布，分发，授权和/或销售 本软件的副本的权力。
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A license with no conditions whatsoever which dedicates works to the public domain. Unlicensed works, modifications, and larger works may be distributed under different terms and without source code.
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