Articulated-body physics engine

MuJoCo

MuJoCo is a physics engine for articulated systems and contact, exposed through native APIs and Python tooling for simulation and control research.

Source contextPrimary specReviewed
Sources 2
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

MuJoCo 3.14.0 release

Google DeepMind · Published 2026-09-22 · Source accessed 2026-09-28

Exact tag or commit inspected through official GitHub metadata; no local benchmark execution implied.

Reviewed recordLast reviewed 5 sources ↗8 sourced fields

Role in the stack

The project includes bindings and integration paths such as MJX. Choosing an execution backend does not automatically preserve every simulator feature or benchmark setup.

Source contextPrimary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Integration decision

Release binaries are available across major desktop platforms. For reproducible experiments, pin the engine version and model assets rather than running against an evolving main branch.

Source contextPrimary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Operational and reuse limits

Apache-2.0 code and CC BY 4.0 documentation do not determine the license of independently downloaded robot meshes or datasets.

Source contextPrimary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Infrastructure profile

Developer
Google DeepMind and contributors
Primary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Category
Articulated-body physics engine
Primary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Exact version / scope
3.14.0
Primary specReviewed
Sources 1
MuJoCo 3.14.0 release

Google DeepMind · Published 2026-09-22 · Source accessed 2026-09-28

Exact tag or commit inspected through official GitHub metadata; no local benchmark execution implied.

Environment
Not publicly disclosed
Access model
Public code and platform binaries
Primary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

License
Apache-2.0 code; CC BY 4.0 documentation
Primary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Engineering fit

Task scope
Not publicly disclosed
Compute
Not publicly disclosed
Integrations
C API, Python bindings, Unity plugin and MJX
Primary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Pricing / access
Not publicly disclosed

Additional disclosed fields

Inputs
Mechanical models, controls and contact parameters
Primary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Outputs
Physics state and rendered observations
Primary specReviewed
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

What this evidence does not establish

  • Apache-2.0 code and CC BY 4.0 documentation do not determine the license of independently downloaded robot meshes or datasets.
  • The pinned release or commit identifies the review target; this registry has not run performance or compatibility tests on that software.

Relationships & deployments

Related reading is an editorial crosslink. Sourced connections describe relationships reported in the cited material. A link to a versioned profile does not establish compatibility with that version unless the connection note explicitly identifies it.

uses
MolmoSpaces Bench → MuJoCo
Sources 1
allenai/molmospaces official repository

allenai · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Connection reviewed 2026-09-28

compatible with
Newton → MuJoCo
Sources 1
newton-physics/newton official repository

newton-physics · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Connection reviewed 2026-09-28

uses
robosuite → MuJoCo
Sources 1
ARISE-Initiative/robosuite official repository

ARISE-Initiative · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Connection reviewed 2026-09-28

develops
Google DeepMind → MuJoCo
Sources 1
google-deepmind/mujoco official repository

google-deepmind · Publication date not disclosed · Source accessed 2026-09-28

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

Connection reviewed 2026-09-28

Curated comparisons

Record history & verified changes

A research review records when we checked a source. It does not mark a product launch or a new deployment.

Initial reviewed record. No subsequent field change has been recorded.

Inspect the evidence

Sources & evidence

md-mujoco
google-deepmind/mujoco official repository

google-deepmind · Repository · Publication date not disclosed · Source accessed 2026-09-28

License: Apache-2.0 code; CC BY 4.0 documentation. Factual summary and attribution only; no upstream prose, images, weights, or dataset redistributed.

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

md-mujoco-release
MuJoCo 3.14.0 release

Google DeepMind · Official release · Published 2026-09-22 · Source accessed 2026-09-28

Factual summary and attribution only; no upstream prose, images, weights, or dataset redistributed.

Exact tag or commit inspected through official GitHub metadata; no local benchmark execution implied.

md-molmo
allenai/molmospaces official repository

allenai · Repository · Publication date not disclosed · Source accessed 2026-09-28

License: Apache-2.0 code; data subset terms vary, including ODC-BY 1.0 and CC BY 4.0; individual assets may be noncommercial. Factual summary and attribution only; no upstream prose, images, weights, or dataset redistributed.

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

md-newton
newton-physics/newton official repository

newton-physics · Repository · Publication date not disclosed · Source accessed 2026-09-28

License: Apache-2.0 code; CC BY 4.0 documentation. Factual summary and attribution only; no upstream prose, images, weights, or dataset redistributed.

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.

md-robosuite
ARISE-Initiative/robosuite official repository

ARISE-Initiative · Repository · Publication date not disclosed · Source accessed 2026-09-28

Factual summary and attribution only; no upstream prose, images, weights, or dataset redistributed.

Official README inspected live. Repository code terms do not automatically cover model weights, data, or third-party assets.