RenderDoc is a stand-alone graphics debugging tool
This software is a particle effect editing tool
Memory Efficient Serialization Library
A fast and reliable entity component system (ECS) and much more
Resilient Image Library - successor to DevIL
A bounded multi-producer multi-consumer concurrent queue
scriptable game engine with built-in support for 2D graphics and sound
BxEngine For Marmalade And QT
Improves performance of games: Oblivion, Fallout 3 & New Vegas