Bullet Physics Engine: The Hidden Power Behind Realistic Game Physics

The Bullet Physics Engine is an open-source physics engine used for simulating collisions, rigid bodies, and soft bodies in games, simulators, and animation projects.

It was developed by Erwin Coumans and released under the zlib license, making it freely available to the public.

Yes, Bullet is completely free and open-source, and can be used without restrictions in commercial or personal projects.

Bullet has been used in games and projects such as Red Eclipse, robotics simulators like ROS, and virtual reality (VR) projects.

Bullet is open-source and free, with better support for soft body simulation, whereas PhysX offers higher speed but is not free or open-source.

Yes, Bullet can be integrated with popular game engines such as Unity, Unreal Engine, and Godot.