RectLabel

An image annotation tool to label images for bounding box object detection and segmentation.

Download on the App Store
Drawing bounding box, polygon, and cubic bezier Export index color mask image and separated mask images Editing points to fit the shape 1-click buttons make your labeling work faster Customize the label dialog to combine with attributes Settings for objects, attributes, hotkeys, and labeling fast Search images whose labels include keywords Quick zoom to existing boxes

Key features

Drawing bounding box, polygon, and cubic bezier

Export index color mask image and separated mask images

1-click buttons make your labeling work faster

Customize the label dialog to combine with attributes

Settings for objects, attributes, hotkeys, and labeling fast

Search images whose labels include keywords

Layer order for overlapped boxes

Quick zoom to existing boxes

Support the PASCAL VOC format

License policy

You can use RectLabel to develop the commercial object detection system.

Privacy policy

We Collect No Personal Information Using Our Applications.

Download on the App Store

Found some problems?

Post the problem to our Github issues page

Have questions?

Send an email to support@rectlabel.com

Thank you.