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Top 23 C++ Physic Projects
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Bullet
Bullet Physics SDK: real-time collision detection and multi-physics simulation for VR, games, visual effects, robotics, machine learning etc.
Physics and Game Engines: Implement high performance physics with Wasm-compiled versions of well established engines. For instance, Ammo.js is a Wasm version of the popular bullet physics engine written in C++.
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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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.
Project mention: Jolt: Physics and collision detection library, used by Horizon Forbidden West | news.ycombinator.com | 2024-09-03 -
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FluidX3D
The fastest and most memory efficient lattice Boltzmann CFD software, running on all GPUs and CPUs via OpenCL. Free for non-commercial use.
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Folks who like this kind of thing should definitely check out CERN's Root framework. I've been using its C++ interpreter in a Jupyter notebook environment to learn C++. It's probably also quite a bit more mature than this project. https://root.cern/
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Simbody
High-performance C++ multibody dynamics/physics library for simulating articulated biomechanical and mechanical systems like vehicles, robots, and the human skeleton.
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CHRONO
High-performance C++ library for multiphysics and multibody dynamics simulations (by projectchrono)
Project mention: Projectchrono - an Open Source Multi-Physics Simulation Engine | news.ycombinator.com | 2025-03-29 -
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stuntrally
NOTE: development in stuntrally3 repo. 3D racing game based on VDrift and OGRE with own Track Editor. The main repository with Stunt Rally 2.x sources and data.
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Rythe-Engine
Rythe is a data-oriented C++20 game engine built to make optimal use of modern hardware.
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Open-Gamma-Detector
☢️👁️ Hardware for a hackable DIY gamma-ray spectrometer using a popular NaI(Tl) scintillator, SiPM and a Raspberry Pi Pico.
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C++ Physics discussion
C++ Physics related posts
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Projectchrono - an Open Source Multi-Physics Simulation Engine
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When Should I Use WebAssembly?
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MuJoCo Demo
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"A calculator app? Anyone could make that."
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Jolt: Physics and collision detection library, used by Horizon Forbidden West
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Box2D: Open-Source 2D Physics Engine for Game Developers
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Jolt Physics 5.1.0 brings soft body and improvements to character controller
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Index
What are some of the best open-source Physic projects in C++? This list will help you:
# | Project | Stars |
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1 | Bullet | 13,381 |
2 | JoltPhysics | 7,876 |
3 | Piccolo | 6,231 |
4 | LiquidFun | 4,810 |
5 | FluidX3D | 4,419 |
6 | PhysX | 3,270 |
7 | root | 2,855 |
8 | godot-jolt | 2,410 |
9 | Simbody | 2,407 |
10 | CHRONO | 2,402 |
11 | pioneer | 1,726 |
12 | psi4 | 1,056 |
13 | sofa | 1,012 |
14 | GamePhysicsCookbook | 943 |
15 | gz-sim | 898 |
16 | stuntrally | 623 |
17 | harfang3d | 597 |
18 | Rythe-Engine | 536 |
19 | warpx | 347 |
20 | ofxBox2d | 323 |
21 | Physics3D | 317 |
22 | Open-Gamma-Detector | 296 |
23 | mujoco_wasm | 247 |