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skrl
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skrl

Modular Reinforcement Learning (RL) library (implemented in PyTorch, JAX, and NVIDIA Warp) with support for Gymnasium/Gym, NVIDIA Isaac Lab, MuJoCo Playground and other environments

by Toni-SM · GitHub
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braxdeep-learningflaxMITPython
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Build and experiment with reinforcement learning models using a flexible library that supports various environments.

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1 0821 081
2026-07-202026-08-31
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Modular Reinforcement Learning (RL) library (implemented in PyTorch, JAX, and NVIDIA Warp) with support for Gymnasium/Gym, NVIDIA Isaac Lab, MuJoCo Playground and other environments

skrl has 1.1k stars on GitHub. It has been forked 150 times. skrl is written mainly in Python. It has been in active development since 2021. skrl is available under the MIT license. Its main topics are brax, deep-learning, flax, gym.

Frequently asked questions

What is skrl?

Modular Reinforcement Learning (RL) library (implemented in PyTorch, JAX, and NVIDIA Warp) with support for Gymnasium/Gym, NVIDIA Isaac Lab, MuJoCo Playground and other environments

Is skrl open source?

skrl is an open-source project. It is released under the MIT license.

Is skrl free?

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

What license does skrl use?

skrl is available under the MIT license.

What language is skrl written in?

skrl is written mainly in Python.

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