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dyn4j
Java

dyn4j

Java Collision Detection and Physics Engine

by dyn4j · GitHub
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collision-detectioncontinuous-collision-detectionconvex-decompositionBSD-3-ClauseJava
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Implement 2D physics and collision detection in Java applications with a straightforward engine that is easy to use and extend.

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2026-07-202026-08-31
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📄 About

Java Collision Detection and Physics Engine

dyn4j has 539 stars on GitHub. It has been forked 84 times. dyn4j is written mainly in Java. It has been in active development since 2015. dyn4j is available under the BSD-3-Clause license. Its main topics are collision-detection, continuous-collision-detection, convex-decomposition, convex-hull-algorithms.

Frequently asked questions

What is dyn4j?

Java Collision Detection and Physics Engine

Is dyn4j open source?

dyn4j is an open-source project. It is released under the BSD-3-Clause license.

Is dyn4j free?

Yes. dyn4j is free and open source — you can use, modify and self-host it.

What license does dyn4j use?

dyn4j is available under the BSD-3-Clause license.

What language is dyn4j written in?

dyn4j is written mainly in Java.

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