Label Studio is a multi-type data labeling and annotation tool with standardized output format

Annotate better with CVAT, the industry-leading data engine for machine learning. Used and trusted by teams at any scale, for data of any scale.

The most powerful screen recorder & annotation tool for Chrome 🎥

Open source annotation tool for machine learning practitioners.

Visual Object Tagging Tool: An electron app for building end to end Object Detection Models from Images and Videos.

A curated list of awesome data labeling tools

✨Argilla: the open-source data curation platform for LLMs

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

Explore example custom labeling apps built with Labelbox SDK

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.

Annotate quickly images.

Open source audio annotation tool for humans

YEDDA: A Lightweight Collaborative Text Span Annotation Tool. Code for ACL 2018 Best Demo Paper Nomination.

Gromit-MPX is an on-screen annotation tool that works with any Unix desktop environment under X11 as well as Wayland.

🔧 A curated list of awesome dataset tools

A Wayland native snapshot editing tool, inspired by Snappy on macOS

Project has moved to http://github.com/annotorious/annotorious

Computer vision based ML training data generation tool 🚀

Label Objects and Save Time (LOST) - Design your own smart Image Annotation process in a web-based environment.

INCEpTION provides a semantic annotation platform offering intelligent annotation assistance and knowledge management.