SimpleSprite - A small class designed to emulate the sf::Sprite functionality, and to extend it by adding the ability to set Size directly via a setSize(..) method, and the ability to set per-vertex colors via setVertexColor(int index, sf::Color color)
[C#] Pax: A Wargame: A grand strategy game around the topics of war, diplomacy, exploration and trade, set during the Middle Ages and Renaissance. In early development, C#-coded, Python-scriptable.
[C++11] Kroniax: a sidescroller, steer the ship without touching the walls
[C++11] Open Hexagon (GitHub): C++11 open source clone of "Super Hexagon". Features JSON/LUA customizable game files, a soundtrack by BOSSFIGHT, pseudo-3D effects.
[C++11] operation bloodshed: arcade game, spiritual successor to "Operation Carnage" - similar to Smash TV or Robotron
[C++] M.A.R.S. - a ridiculous shooter (GitHub): is a 2D space shooter with awesome visual effects and attractive physics. Players can battle each other or computer controlled enemies in exciting game modes.