My 2D C++ game engine and a space game. Game took part in Assembly Summer 2013.
Game is downloadable at Bluefoxgames.org.
Scyori makes use of SFML2, Boost, Box2D and Thor.
Source code is licensed under Creative Commons Attribution NonCommercial (CC-BY-NC).
You are free to modify and distribute source code but not for commercial purposes. You must state changes, give credit and include the copyright notice.
Copyright to art and other assets remain all rights reserved.