License Compatibility

IMPORTANT: Zanata's wiki has moved to https://github.com/zanata/zanata-platform/wiki

New link: https://github.com/zanata/zanata-platform/wiki/License-Compatibility

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A quick-reference for developers checking whether a library can be linked/copied in Zanata under the current license.

Disclaimer

This page is intended only as a quick-reference to speed up investigating licenses for libraries used in Zanata. It does not constitute legal advice, and license decisions should only be made with appropriate investigation and legal advice.

Zanata's License

Zanata uses LGPLv2.1.

See LGPLv2.1 at gnu.org

Library License Compatibility

In the diagrams below, licenses with arrows pointing to LGPLv2.1 can probably be used in Zanata.

Compatible

• Public Domain

• MIT / X11 License

• ISC License

• Modified BSD License

• zlib License

• Expat License

• LGPLv2.1+

• LGPLv3/3+ (for linking only)

Incompatible

I haven't checked these in detail. It is possible that linking libraries may be ok under some of these licenses.

• XFree86 1.1 License
• Apache License 2.0
• Mozilla Public License
• GPLv2/2+/3/3+
• Affero GPLv3

Diagrams

Compatibility matrix for GPL/LGPL code

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source: http://www.gnu.org/licenses/quick-guide-gplv3.html#new-compatible-licenses

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source: http://www.dwheeler.com/essays/floss-license-slide.html