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mujoco
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mujoco

Multi-Joint dynamics with Contact. A general purpose physics simulator.

by google-deepmind · GitHub
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mujocophysicsroboticsApache-2.0C++
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In plain words

MuJoCo simulates contact-rich dynamics fast and accurately. DeepMind open-sourced it, and it is now the default for reinforcement learning on robots.

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Install
pip install mujoco
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14.25k14.21k
2026-07-152026-08-31
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📄 About

Multi-Joint dynamics with Contact. A general purpose physics simulator.

mujoco has 14.2k stars on GitHub. It has been forked 1.6k times. mujoco is written mainly in C++. It has been in active development since 2021. mujoco is available under the Apache-2.0 license. Its main topics are mujoco, physics, robotics.

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Frequently asked questions

What is mujoco?

Multi-Joint dynamics with Contact. A general purpose physics simulator.

Is mujoco open source?

mujoco is an open-source project. It is released under the Apache-2.0 license.

Is mujoco free?

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

What license does mujoco use?

mujoco is available under the Apache-2.0 license.

What language is mujoco written in?

mujoco is written mainly in C++.

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