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Life & fun · November 1, 2021

Annotate – Online image annotation, labeling and segmentation tool

PixLab Annotate is a web-based image annotation and segmentation tool for batch labeling, polygon/rectangle masks, and direct JSON coordinate export.

Annotate – Online image annotation, labeling and segmentation tool launched on November 1, 2021 with 7 votes, #1,458 of 2,925 launches that month and more than 50% of that year's launches. The site was still online in September 2026, 4 years on.

What it does

Rectangle and polygon tools are designed for fast bounding-box and segmentation mask workflows. ★ Optimized for instance segmentation (Mask R-CNN, etc). ★ Client-side persistent storage - No data transfer involved. ★ Consistent JSON output accepted by most Machine Learning frameworks. ★ Persistent & easy label management (Create, Modify & Delete). ★ Annotation events tracking history (Undo, Redo, etc.). ❤ Features & Support requests can be made via the PixLab Github Repositoryfrom annotate.pixlab.io

Does a similar job

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  • A convenient graphical image annotation tool2020 · github.com · ▲47

    A label tool aim to reduce semantic segmentation label time, rectangle and polygon annotation is supported - andywang0607/AutoAnnotationTool

  • Annotate - Web Based Image Labeler2021 · annotate.pixlab.io · ▲7

    Online batch image annotation, labeling and segmentation

  • Roboflow Annotate2021 · roboflow.com · ▲103

    Annotate images with ease. Export to any format.

  • SuperAnnotate Desktop2020 · superannotate.com · ▲226

    Super easy and fast ML annotations on your PC

  • Annotable 22017 · moke.com · ▲219

    Ultimate image annotation & markup tool

  • Pixorize2018 · pixorize.com · ▲73

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