ShareX is a free and open source program that lets you capture or record any area of your screen and share it with a single press of a key. It also allows uploading images, text or other types of files to many supported destinations you can choose from.

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

Image Polygonal Annotation with Python (polygon, rectangle, circle, line, point and image-level flag annotation).

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.

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

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

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

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.

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

Computer vision based ML training data generation tool 🚀

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

Anno-Mage: A Semi Automatic Image Annotation Tool which helps you in annotating images by suggesting you annotations for 80 object classes using a pre-trained model

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.