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chainer
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chainer

A flexible framework of neural networks for deep learning

by chainer · GitHub
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chainercudacudnnMITPython
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Develop and train neural networks with a flexible framework that supports dynamic computation and high-performance training.

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5 9195 918
2026-07-042026-08-31
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📄 About

A flexible framework of neural networks for deep learning

chainer has 5.9k stars on GitHub. It has been forked 1.3k times. chainer is written mainly in Python. It has been in active development since 2015. chainer is available under the MIT license. Its main topics are chainer, cuda, cudnn, cupy.

Frequently asked questions

What is chainer?

A flexible framework of neural networks for deep learning

Is chainer open source?

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

Is chainer free?

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

What license does chainer use?

chainer is available under the MIT license.

What language is chainer written in?

chainer is written mainly in Python.

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