Solarus uses exclusively open-source licenses.
The source code of Solarus is licensed under the terms of the GNU General Public License v3.
Authors: Christopho and the Solarus team
include/**.h
include/**.inl
src/**.cpp
tests/include/**.h
tests/include/**.inl
tests/src/**.cpp
Solarus logos and icons are licensed under Creative Commons Attribution-ShareAlike 4.0. Their source files can be found here.
Author: Olivier Cléro
images/solarus_logo.png
The following icons are licensed under Creative Commons Attribution-ShareAlike 3.0.
Author: Yusuke Kamiyamane
gui/resources/images/icon_add.png
gui/resources/images/icon_open.png
gui/resources/images/icon_remove.png
gui/resources/images/icon_start.png
gui/resources/images/icon_stop.png
Solarus provides a testing quest with a lot of data files, used for automated tests. It uses free assets from the Solarus Free Resource Pack, whose licensing and authors are detailed here.
Authors: Multiple authors
tests/testing_quest/*