Physics Engines List

Here is a list of physics engines. The list contains open source libraries, commercial libraries and others.

Link	Note
3Impact	Game engine with dynamics.
AERO
Animats - Falling Bodies	Ragdoll physics.
BEPUphysics	3D physics engine designed specifically for the XNA Framework
Bullet Continuous Collision Detection and Physics Library, BulletX	Open source (ZLib license). Is used in Blender. BulletX is a port of Bullet for .NET.
Bytegeist Vehicle & Physics SDK
Chipmunk Game Dynamics	For 2d games. Open Source (MIT license).
CHRONO::ENGINE	Free for non-commercial use
Darwin2K	"Free, open source dynamic simulation and automated design synthesis package for robotics."
daVinciCode	2d library developed under the supervision of Dr. Jeff Trinkle. 3d version is in development.
DefColStudio	Framework for soft bodies.
DynaMech
DynaMo - Dynamic Motion library	Open source (LGPL)
endorphin - Dynamic Motion Synthesis	Character animation/synthesis with physics. From NaturalMotion.
Farseer Physics Engine	2D physics for XNA.
FastCar	Simple vehicle and multi-body simulation.
Flade - Flash Dynamics Engine	Open source actionscript 2.0 library for simulating 2D physics using Verlet integration
Gangsta Wrapper	Physics wrapper.
Havok	Commercial. Havok sells game middleware including animation and physics SDKs, including GPU-accelerated physics.
HyperMatter
JigLib, JigLibX	A physics engine experiment based on the paper "Non-convex rigid bodies with stacking". JigLibX is a direct port of JigLib for XNA.
Matali Physics	Fully managed 3D physics engine for NET and XNA 3.0. Available for Windows and Xbox 360.
meqon	Was acquired by AGEIA in Sept. 2005.
Microsoft Robotics Studio	SDK for robotics. Free for non-commercial use.
Motorsport	Simulation of wheeled vehicles. Open source (GPL).
Newton Game Dynamics	Free, but closed source.
NovodeX	Now AGEIA
nV Physics SDK	One of the newer physics engines.
ODE - Open Dynamics Engine	Open source. Related links: The unofficial ODE Forum, ODE Wiki, Car Simulation, KODE ODE Editor
OPAL - Open Physics Abstraction Layer	Wrapper for physics engines.
Open Physics Library
OpenTissue	Open source (LPGL)
pal - Physics Abstraction Layer	Physics wrapper.
PGNX Physics
Physics 2D	C# 2D physics engine.
Physics2D.Net	C# 2D physics engine. A complete rewrite of Physics 2D.
PhysicsAndMathLibrary
Physsim	Open source (GPL)
PhysX	From AGEIA. Free for commercial and non-commercial PC projects. Supports hardware acceleration with AGEIA's physics processor. Related links: .NET wrapper by Jason Zelsnack
Pixelux Digital Molecular Matter	Integrated Physics with Material Destructibility and Fracture
RenderWare Physics
Rigid Body Physics Engine	C# student project.
SD/Fast	Computes equations of motion for articulated rigid body systems.
Simple Physics Engine	Free for non-commercial use
Simul-X	Advanced vehicle dynamics middleware software library for PC, PS3 and Xbox 360. Add-on for Havok/PhysX.
Springhead	Open source software toolkit for virtual environment development.
Tokamak Game Physics SDK	Open source (BSD)
True Axis Physics SDK	Free for non-commercial use
Vortex	From CMLabs

List of Physics Engines