A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
for questions about the "BSD Zero Clause License" (0BSD), not to be confused with the BSD licenses (tag: [bsd])
for questions about the Academic Free License
For questions about the GNU Affero General Public License (AGPL)
a license created by the Apache Software Foundation. Use this tag when the item in question relates to this license. The requirements of this license can be found at https://…
a license created by the Apache Software Foundation. Use this tag when the item in question relates to this license.
an open project or license concerns the specific use or interaction with an Application Programming Interface (API).
for questions about the Apple Public Source License (APSL)
for questions about the Artistic License 2.0
Questions about how to correctly attribute the authors of works in derived works
a computer file that is not a text file. In this context this means a program that instead of being source code is compiled for a specific architecture and cannot (easily) be read by …
For questions about open source books and related materials.
for the BSD family of permissive open-source licenses. Use on questions about them; their origins, use, and design.
for questions about the BSL (Boost Software License)
For questions about the Creative Commons "CC0" public domain dedication that allows copyright holders to place works in the public domain to the extent legally possible, worldwide
For questions relating to Creative Commons' Attribution (CC-BY) license.
For questions about the Creative Commons CC-BY-NC (Attribution-NonCommercial) license
For questions about the restrictive Creative Commons license, CC-BY-NC-ND meaning: no derivatives, commercial usages and mandatory attribution.
For questions about the Creative Commons CC-BY-NC-SA (Attribution-NonCommercial-ShareAlike) license
For questions about the Creative Commons CC-BY-ND (Attribution-NoDerivs) license
For questions about the Creative Commons Attribution-ShareAlike (CC BY-SA) licenses.
For questions about the Common Development and Distribution License (CDDL)
The CeCILL (CEA CNRS INRIA Logiciel Libre) is a copyleft free software license having official English and French versions, with the goal of international enforceability while maintaining GPL compatib…
For questions about closed-source software and how it relates to open source.
For questions about the no longer functioning hosting platform, Codehaus.