Godot Rapier Physics – 2D and 3D physics engine for the Godot game engine. with better stability, performance, liquids, determinism, state serialization and no ghost collisions.
Classifies GPUs based on their 3D rendering benchmark score allowing the developer to provide sensible default settings for graphically intensive applications.
A fork of the libopenmetaverse library striving for performance improvements and up-to-date compatibility with Second Life and OpenSimulator (such as it is)