# Data Labeling & Annotation

Top-level catalog category

Slug: data-labeling-annotation

## Overview

Services and tools for labeling or annotating datasets used to train, evaluate, or improve machine-learning systems.

## Products

Showing 1–3 of 3 products. Page 1 of 1.
Sort: AI-native score, highest first.



- [Label Studio](/organizations/humansignal/products/label-studio/) by HumanSignal — Data labeling platform for annotating machine learning datasets.
- [CVAT](/organizations/cvat/products/cvat/) by CVAT — Data annotation platform for images and video.
- [Labelbox](/organizations/labelbox/products/labelbox/) by Labelbox — Platform for labeling, annotating and curating AI training and evaluation datasets.

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