The purpose of this library is to provide game / emulator programmers an extremely simple way to access the joystick "rumble" feature. As of now it's only for Linux. There are plans for a Windows version in the future (help needed).
Tactical Warfare Engine is an Open Source 2.5D Real-Time Strategy game engine made using OpenGL. It aims to be a replacement for the aging StarCraft game engine, but also supports the creation of entirely new RTS games.