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cvat

Computer Vision Annotation Tool (CVAT) is a leading platform for building high-quality visual datasets for vision AI. It offers open-source, cloud, and enterprise products, as well as labeling services, for image, video, and 3D annotation with AI-assisted labe

by cvat-ai · GitHub
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In plain words

CVAT is the professional annotation tool for video and images — bounding boxes, polygons, skeletons, with interpolation across frames.

From the README

Install
git clone https://github.com/cvat-ai/cvat
cd cvat
# Optional: set your IP or domain
Documentation ↗

Excerpts from the project README on GitHub. Copyright and licensing remain with the respective authors.

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16.3k16.2k
2026-06-282026-08-31
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📄 About

Computer Vision Annotation Tool (CVAT) is a leading platform for building high-quality visual datasets for vision AI. It offers open-source, cloud, and enterprise products, as well as labeling services, for image, video, and 3D annotation with AI-assisted labe

cvat has 16.3k stars on GitHub. It has been forked 3.8k times. cvat is written mainly in Python. It has been in active development since 2018. cvat is available under the MIT license. Its main topics are annotation, annotation-tool, annotations, boundingbox.

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Frequently asked questions

What is cvat?

Computer Vision Annotation Tool (CVAT) is a leading platform for building high-quality visual datasets for vision AI. It offers open-source, cloud, and enterprise products, as well as labeling services, for image, video, and 3D annotation with AI-assisted labe

Is cvat open source?

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

Is cvat free?

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

What license does cvat use?

cvat is available under the MIT license.

What language is cvat written in?

cvat is written mainly in Python.

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