mjlab: A Lightweight Framework for GPU-Accelerated Robot Learning

Fuente: arXiv
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Bibliographic Details
Main Authors: Zakka, Kevin, Liao, Qiayuan, Yi, Brent, Lay, Louis Le, Sreenath, Koushil, Abbeel, Pieter
Format: Preprint
Published: 2026
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author Zakka, Kevin
Liao, Qiayuan
Yi, Brent
Lay, Louis Le
Sreenath, Koushil
Abbeel, Pieter
author_facet Zakka, Kevin
Liao, Qiayuan
Yi, Brent
Lay, Louis Le
Sreenath, Koushil
Abbeel, Pieter
contents We present mjlab, a lightweight, open-source framework for robot learning that combines GPU-accelerated simulation with composable environments and minimal setup friction. mjlab adopts the manager-based API introduced by Isaac Lab, where users compose modular building blocks for observations, rewards, and events, and pairs it with MuJoCo Warp for GPU-accelerated physics. The result is a framework installable with a single command, requiring minimal dependencies, and providing direct access to native MuJoCo data structures. mjlab ships with reference implementations of velocity tracking, motion imitation, and manipulation tasks.
format Preprint
id arxiv_https___arxiv_org_abs_2601_22074
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle mjlab: A Lightweight Framework for GPU-Accelerated Robot Learning
Zakka, Kevin
Liao, Qiayuan
Yi, Brent
Lay, Louis Le
Sreenath, Koushil
Abbeel, Pieter
Robotics
We present mjlab, a lightweight, open-source framework for robot learning that combines GPU-accelerated simulation with composable environments and minimal setup friction. mjlab adopts the manager-based API introduced by Isaac Lab, where users compose modular building blocks for observations, rewards, and events, and pairs it with MuJoCo Warp for GPU-accelerated physics. The result is a framework installable with a single command, requiring minimal dependencies, and providing direct access to native MuJoCo data structures. mjlab ships with reference implementations of velocity tracking, motion imitation, and manipulation tasks.
title mjlab: A Lightweight Framework for GPU-Accelerated Robot Learning
topic Robotics
url https://arxiv.org/abs/2601.22074