1.jrouwe / JoltPhysics
A multi core friendly rigid body physics and collision detection library. Written in C++. Suitable for games and VR applications. Used by Horizon Forbidden West and Death Stranding 2.
+341 stars
from 11,769 · score 5.83
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Ranked by Attention Score: stars gained over the last 7 complete days
12 repositories by Attention Score · Oct 27, 2026 – Nov 2, 2026 (UTC)
2.liabru / matter-js
a 2D rigid body physics engine for the web ▲● ■
+90 stars
from 18,492 · score 4.51
3.projectchrono / chrono
High-performance C++ library for multiphysics and multibody dynamics simulations
+22 stars
from 3,112 · score 3.14
4.cyberbotics / webots
Webots Robot Simulator
+21 stars
from 4,722 · score 3.09
5.melonjs / melonJS
A modern & fully featured HTML5 game engine (2D & 3D) for JavaScript/TypeScript, with WebGL/WebGPU rendering, built-in physics, Tiled map & glTF support and WebAudio.
+13 stars
from 6,419 · score 2.64
6.allenai / ai2thor
An open-source platform for Visual AI.
+6 stars
from 1,819 · score 1.95
7.appsinacup / godot-rapier-physics
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.
+6 stars
from 1,032 · score 1.95
8.bepu / bepuphysics2
Pure C# 3D real time physics simulation library, now with a higher version number.
+5 stars
from 2,974 · score 1.79
9.simbody / simbody
High-performance C++ multibody dynamics/physics library for simulating articulated biomechanical and mechanical systems like vehicles, robots, and the human skeleton.
+5 stars
from 2,561 · score 1.79
10.erayzesen / QuarkPhysics
A 2D Soft Body and Rigid Body Physics Engine.
+2 stars
from 298 · score 1.10
11.ikpil / Box2D.NET
Box2D.NET - a C# port of Box2D, is a 2D physics engine for games, .NET, Unity3D, servers
+2 stars
from 222 · score 1.10
12.schteppe / p2.js
JavaScript 2D physics library
+1 stars
from 2,693 · score 0.69