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doccano

doccano

by doccano · GitHub

Open source annotation tool for machine learning practitioners.

# annotation-tool# data-labeling# dataset# datasets
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⭐ Stars
10.7k
🍴 Forks
1.8k
🔥 Trending
+2 this week
📜 License
MIT
Commercial use OK
📅 Created
2018
🔄 Last commit
3 mo ago
🏷️ Category
annotation-tool
💻 Language
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📈 Star history
10.70k10.69k
2026-07-042026-07-22
📄 About

Open source annotation tool for machine learning practitioners.

Frequently asked questions

What is doccano?

Open source annotation tool for machine learning practitioners.

Is doccano open source?

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

Is doccano free?

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

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