ShareX is a free and open-source application that enables users to capture or record any area of their screen with a single keystroke. It also supports uploading images, text, and various file types to a wide range of destinations.

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

Image annotation with Python. Supports polygon, rectangle, circle, line, point, and AI-assisted annotation.

Computer Vision Annotation Tool (CVAT) is a leading platform for building high-quality visual datasets for vision AI. It offers open-source, cloud, and enterprise products, as well as labeling services, for image, video, and 3D annotation with AI-assisted labeling, quality assurance, team collaboration, analytics, and developer APIs.

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

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

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

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

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

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.

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

Add image annotation functionality to any web page with a few lines of JavaScript.

Do you like Quick, Draw? Well what if you could train/predict doodles drawn inside Streamlit? Also draws lines, circles and boxes over background images for annotation.

A list of tools for annotating data, managing annotations, etc.

Computer vision based ML training data generation tool 🚀

Anno-Mage: A Semi Automatic Image Annotation Tool which helps you in annotating images by suggesting you annotations using user-defined labels

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

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

RectLabel is an offline image annotation tool for object detection and segmentation.