X Window System Server for Windows
Xming is the leading X Window System Server for Microsoft Windows 8/7/Vista/XP (+ server 2012/2008/2003). It is fully featured, small and fast, simple to install and because it is standalone native Microsoft Windows, easily made portable (not needing a machine-specific installation).
A DirectX based graphics/physics engine
As of now, an independently developed graphics/physics engine for use with DirectX9/DirectX11 and C++. I'm only working on this during my free time, so it will not be updated too often unless I have something major to add to it. Outside insight would be appreciated.