Wan2.1 is a family of open video generation models from Alibaba covering text-to-video and image-to-video, with strong quality and ComfyUI integration.
From the README
git clone https://github.com/Wan-Video/Wan2.1.git cd Wan2.1
Excerpts from the project README on GitHub. Copyright and licensing remain with the respective authors.
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Wan2.1 has 16.9k stars on GitHub. It has been forked 3.5k times. Wan2.1 is written mainly in Python. It has been in active development since 2025. Wan2.1 is available under the Apache-2.0 license. Its main topics are aigc, videogeneration.
Read the full guideCompare with the paid tools it replacesWhat is Wan2.1?
Wan: Open and Advanced Large-Scale Video Generative Models
Is Wan2.1 open source?
Wan2.1 is an open-source project. It is released under the Apache-2.0 license.
Is Wan2.1 free?
Yes. Wan2.1 is free and open source — you can use, modify and self-host it.
What license does Wan2.1 use?
Wan2.1 is available under the Apache-2.0 license.
What language is Wan2.1 written in?
Wan2.1 is written mainly in Python.
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