You might dig my video games Wraithbinder and Songbringer.
A collection of cross-platform Breakout games created using Unity, Cocos2D-JS, Corona, Titanium and RapidGame.
A lightweight entity component system (ECS) written in C++.
An example VR project for the Unity game engine created by Nathanael Weiss.
A minimal text file format for storing key value pairs in a hierarchy and a C++ class to read, write and use the data.
A commandline tool for Windows, Mac and Linux that prebuilds cocos2d-x static libraries. Also a cross-platform game templating system.