Labelme is a graphical image annotation tool. It’s written in Python and uses Qt for its graphical interface.
This is free and open source software.
Features include:
- Image annotation for polygon, rectangle, circle, line and point.
- Image flag annotation for classification and cleaning.
- Video annotation.
- GUI customization (predefined labels / flags, auto-saving, label validation, etc).
- Exporting VOC-format dataset for semantic/instance segmentation
- Exporting COCO-format dataset for instance segmentation.
Website: github.com/wkentaro/labelme
Support:
Developer: Kentaro Wada
License: GNU General Public License v3.0

labelme is written in Python. Learn Python with our recommended free books and free tutorials.
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