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Data Annotation & Labeling Tools

Browser-based open-source tools like Label Studio, Doccano, and Prodigy for creating and managing labeled training datasets in machine learning and NLP projects.

20 projects

See methodology for ranking rules; order uses public GitHub metrics within this scenario.

1–20 of 20

Rank Project Stars Forks
1 doccano

Open source annotation tool for machine learning practitioners.

10.8K 1.8K
2 X-AnyLabeling

X-AnyLabeling: A lightweight, efficient, and unified cross-platform desktop application for annotating text, image, video, and multimodal data, combining versatile built-in tools with state-of-the-art AI models and flexible multi-format export.

10.3K 1.1K
3 snorkel

A system for quickly generating training data with weak supervision

6.0K 859
4 argilla

Argilla is a collaboration tool for AI engineers and domain experts to build high-quality datasets

5.1K 503
5 anylabeling

Effortless AI-assisted data labeling with AI support from YOLO, Segment Anything (SAM+SAM2/2.1+SAM3), MobileSAM!!

3.5K 348
6 awesome-data-labeling

A curated list of awesome data labeling tools

4.4K 473
7 make-sense

Free to use online tool for labelling photos. https://makesense.ai

3.6K 587
8 ISAT_with_segment_anything

Labeling tool with SAM(segment anything model),supports SAM, SAM2, SAM3, sam-hq, MobileSAM EdgeSAM etc.

2.2K 212
9 autodistill

Images to inference with no labeling (use foundation models to train supervised models).

2.8K 222
10 diffgram

The AI Datastore for Schemas, BLOBs, and Predictions. Use with your apps or integrate built-in Human Supervision, Data Workflow, and UI Catalog to get the most value out of your AI Data.

1.9K 135
11 AutoCrawler

Google, Naver multiprocess image web crawler (Selenium)

1.7K 423
12 coco-annotator

:pencil2: Web-based image segmentation tool for object detection, localization, and keypoints

2.3K 476
13 autolabel

Label, clean and enrich text datasets with LLMs.

2.3K 159
14 xtreme1

Xtreme1 is an all-in-one data labeling and annotation platform for multimodal data training and supports 3D LiDAR point cloud, image, and LLM.

1.2K 216
15 universal-data-tool

Collaborate & label any type of data, images, text, or documents, in an easy web interface or desktop app.

2.1K 201
16 semantic-segmentation-editor

Web labeling tool for bitmap images and point clouds

2.0K 447
17 refinery

The data scientist's open-source choice to scale, assess and maintain natural language data. Treat training data like a software artifact.

1.5K 73
18 cloud-annotations

🐝 A fast, easy and collaborative open source image annotation tool for teams and individuals.

2.7K 444
19 LabelMeAnnotationTool

Source code for the LabelMe annotation tool.

1.5K 444
20 PixelAnnotationTool

Annotate quickly images.

1.5K 308