Powerful annotation tool

Annotation editor supercharged with advanced and user-friendly tools.

annotation tool editor

More accurate annotations

Create clear-cut annotations using our tools that meet even your most sophisticated annotation needs.

More comprehensive editor

Communicate annotation requirements with your team to avoid mistakes and stay on track.

Pixel-accurate annotations

Divide your images into multiple segments with the smart segmentation tool to create clear-cut annotations in no time.

Semantic and instance segmentation

Switch between semantic and instance segmentation modes depending on your project requirements.

semantic and instant segmentation annotation tool
template vector editor annotation tool


Create templates or use one of the available ones to annotate faster and with higher precision.

Vector editor

Powerful vector editor packed with advanced tools to annotate images and videos with high accuracy.

Combined Shape Created with Sketch. Oval Copy 11 Created with Sketch.

Icons / 24px / Bounding Box Bounding Box

Icons / 24px / Poly Polygon/Polyline

Icons / 24px / Elipse Ellipse

Icons / 24px / Key-Point Key-point

Icons / 24px / Cuboid Cuboid

duplicate mode

Copy instances from one frame to another

Use the duplicate mode to copy instances from one frame to another and annotate videos at a higher speed and precision.

Effective team communication

Comment on an image to open a chat window and communicate about annotation mistakes and requirements with your team.

Team communication made easy

Build the highest quality training data now