Box2D

Open source

Open-source 2D physics engine for rigid body simulation used in games and interactive applications.

by Box2D ProjectOfficial site ↗Source code ↗

Pricing: free
Free tier: true
License: open-source
Open source: Yes

Editorial review

Box2D has not yet been editorially reviewed. User reviews and published field data below are unaffected — we say so rather than implying an editorial verdict.

Facts & attributes

Every value carries its evidence state. “—” means unknown — never a silent default (P-02).

Identity · Taxonomy

Documentation(HTTPS URL): https://box2d.org/documentation/Verified
Tags(open-source;cloud-native): physics engine, 2D games, collision detection, open source, game developmentVerification pending

Platform · Deployment

Delivery model(SaaS;self-hosted;desktop;mobile;embedded;managed-cloud;appliance): embeddedVerification pending

Pricing · Licensing

Free plan(true/false): trueVerification pending
License model(proprietary;open-source;source-available;dual-license): open-sourceVerification pending
Pricing model(free;subscription;usage;seat;asset;transaction;revenue-share;perpetual;custom): freeVerification pending
Source repository(HTTPS URL): https://github.com/erincatto/box2dVerified
SPDX license IDs(Apache-2.0;MIT): MITVerified

Features · Product · Fit

Core capabilities(authoring;automation;analytics): 2D rigid body physics simulation, Continuous collision detection, Ray casts, shape casts and overlap queries, Revolute, prismatic, distance, motor, weld and wheel joints, Extensive multithreading and SIMD, Cross-platform determinism with snapshot and replayVerification pending

Api · Integrations · Ecosystem

API available(true/false): trueVerification pending

Audience · Use · Case

Best for(Neutral editorial summary): Game developers who need a fast, deterministic, open-source 2D physics engine written in portable C.Verification pending
Company-size fit(individual;SMB;mid-market;enterprise): individual, SMB, mid-marketVerification pending
Primary use cases(build;monitor;automate): 2D game physics, Physics simulation and programming researchVerification pending
Skill level(beginner;intermediate;advanced;specialist): advancedVerified

Lifecycle · Versioning

Current version(1.12.3): 3.2Verified
Maintenance status(active;maintenance;deprecated;EOL;archived): activeVerification pending

Vendor · Maintainer

Vendor type(commercial;foundation;community;government;consortium;individual): individualVerification pending

User reviews

Review policy

No published reviews yet.