Erin Catto

GitHub 25 repos 2.3k followers

Explained projects

Box3D: The Physics Engine That Treats Determinism Like a Feature
Box3D: The Physics Engine That Treats Determinism Like a Feature
A 3D successor to Box2D that swaps raw pointers for IDs, rewrites math for repeatability, and uses soft stepping to keep stacks, joints, and large worlds from falling apart.
10 min read · Jul 4, 2026

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box2c
Retired version 3 repository
C395 stars
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solver2d
A project for testing rigid body solver algorithms
C235 stars
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box2d-raylib
Shows how to integrate Box2D with raylib
C170 stars
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dynamic-tree
Dynamic tree paper and resources
C++19 stars
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box2d-lite-manifest
C++9 stars
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godot-box2d
Godot extension that integrates the Box2D v3 physics engine
C++8 stars
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ctask
Port of enkiTS to C
3 stars
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SpaceRocks
Yacc3 stars
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