1. Used by many game companies in AAA titles on Playstation 3, XBox 360, Nintendo Wii and PC
2. Modular extendible C++ design with hot-swap of most components
3. Optimized back-ends with multi-threaded support for Playstation 3 Cell SPU and other platforms
4. Discrete and continuous collision detection (CCD)
5. Swept collision queries
6. Ray casting with custom collision filtering
7. Generic convex support (using GJK), capsule, cylinder, cone, sphere, box and non-convex triangle meshes.
8. Rigid body dynamics including constraint solvers, generic constraints, ragdolls, hinge, ball-socket
9. Support for constraint limits and motors
10. Soft body support including cloth, rope and deformable
11. Bullet is integrated into Blender 3D and provides a Maya Plugin
12. Supports import and export into COLLADA 1.4 Physics format
13. Support for dynamic deformation of non-convex triangle meshes, by refitting the acceleration structures