.. _about-license:

+++++++
License
+++++++

UPBGE itself is released under the 
`GNU General Public License <http://www.gnu.org/copyleft/gpl.html>`__.

Except where otherwise noted, the content of the UPBGE Manual is available under a
`Creative Commons Attribution-ShareAlike 4.0 International License <https://creativecommons.org/licenses/by-sa/4.0/>`__
or any later version. Excluded from the CC-BY-SA are also the used logos, trademarks, 
icons, source code and Python scripts.

This UPBGE manual contains exclusive information from UPBGE Documentation Team but it is 
also base on others manuals and articles whose authors are exposed below:

.. parsed-literal::

   The |BLENDER_VER_MANUAL|_
   by the `Blender Documentation Team <https://developer.blender.org/project/profile/53/>`__
   is licensed under a |LICENSE|_.

.. |BLENDER_VER_MANUAL| replace:: Blender Manual
.. _BLENDER_VER_MANUAL: https://docs.blender.org/manual/en/dev/
.. |LICENSE| replace:: CC-BY-SA v4.0
.. _LICENSE: https://creativecommons.org/licenses/by-sa/4.0/

.. parsed-literal::

   The |GAMEENGINEBOOK_VER_MANUAL|_
   by the `Mike Pan, Dalai Felinto and Other Authors <https://github.com/mikepan/GameEngineBook#credits>`__
   is licensed under a |GAMEENGINEBOOK_LICENSE|_.

.. |GAMEENGINEBOOK_VER_MANUAL| replace:: "Game Development with Blender" book
.. _GAMEENGINEBOOK_VER_MANUAL: https://github.com/mikepan/GameEngineBook
.. |GAMEENGINEBOOK_LICENSE| replace:: CC-BY-SA v4.0
.. _GAMEENGINEBOOK_LICENSE: https://creativecommons.org/licenses/by-sa/4.0/

.. parsed-literal::

   The |UPBGE_VER_MANUAL|_
   by the `UPBGE Documentation Team <https://github.com/UPBGE/UPBGE-Docs#credits>`__
   is licensed under a |UPBGE_LICENSE|_.

.. |UPBGE_VER_MANUAL| replace:: UPBGE Manual
.. _UPBGE_VER_MANUAL: https://upbge-docs.readthedocs.io/en/latest/index.html
.. |UPBGE_LICENSE| replace:: CC-BY-SA v4.0
.. _UPBGE_LICENSE: https://creativecommons.org/licenses/by-sa/4.0/

It means that when contributing to the manual you do not hold exclusive copyright to your 
text. You are, of course, acknowledged and appreciated for your contribution. However, others 
can change and improve your text in order to keep the manual consistent and up to date.

If you want to use the UPBGE manual in other sites or other formats, please attribute the 
different authors and include hyperlinks (online) or URLs (in print) to the different 
manuals as pointed above out.