Xonotic Licensing ================= Scope ----- This licensing document pertains to: - Official Xonotic releases - The Team Xonotic-owned branches (i.e. those whose name does not contain a slash, like "master" and "div0-stable") of the repositories on git://git.xonotic.org/xonotic/ including all their ancestor commits Team Xonotic does not make any guarantees for licensing or legal status of any content not distributed as part of official Xonotic releases or Team Xonotic-owned branches, such as: - Files downloaded from a web server by Xonotic (e.g. automatic map downloads) - Branches of our repository that are owned by a user of the repository, and thus not owned by Team Xonotic (these branches are usually prefixed with user name and a slash, as in "divVerent/") For status of such content, please contact its author. Licensing Grant --------------- All source files (as defined by the respective license) in scope of this document are under the GPL version 3 or any later version, at your choice. The source code of the game engine, DarkPlaces, is licensed under the GPL version 2 or any later version, at your choice. Furthermore, some source code inside the qcsrc/ directory may also be usable under other licenses as indicated by COPYING files therein. The two relevant licenses are provided in the files GPL-2 and GPL-3 in this package. Source Code Download -------------------- Current and past Xonotic source, including tagged commits containing source matching any official Xonotic release, is available on git://git.xonotic.org/xonotic/ Contributions ------------- By committing data/files, you agree to license all the changes/additions contained in your commits to Team Xonotic under the terms of the applicable license as described above. In particular, you guarantee that you have acquired all the necessary rights from possible other copyright holders to be able to license your work under this license. Any submission which does not fulfill this condition may lead to legal action against the submitter. Exceptions however may be made on request, but in any case, Team Xonotic must be allowed to distribute the changes as part of the git repository, and others must be allowed to redistribute it in form of cloned git repositories. As stated above, no guarantees are made by Team Xonotic about licensing status of such branches.