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diffrax
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diffrax

Numerical differential equation solvers in JAX. Autodifferentiable and GPU-capable. https://docs.kidger.site/diffrax/

by patrick-kidger · GitHub
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deep-learningdifferential-equationsdynamical-systemsApache-2.0Python
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Solve various types of differential equations using a library designed for numerical calculations in Python.

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2.07k2.06k
2026-07-072026-08-31
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Numerical differential equation solvers in JAX. Autodifferentiable and GPU-capable. https://docs.kidger.site/diffrax/

diffrax has 2.1k stars on GitHub. It has been forked 186 times. diffrax is written mainly in Python. It has been in active development since 2021. diffrax is available under the Apache-2.0 license. Its main topics are deep-learning, differential-equations, dynamical-systems, equinox.

Frequently asked questions

What is diffrax?

Numerical differential equation solvers in JAX. Autodifferentiable and GPU-capable. https://docs.kidger.site/diffrax/

Is diffrax open source?

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

Is diffrax free?

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

What license does diffrax use?

diffrax is available under the Apache-2.0 license.

What language is diffrax written in?

diffrax is written mainly in Python.

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