Computer vision annotation tool is arguably the most popular and widely used tool for machine vision tasks. It handles both image and video labeling, offering many functionalities to allow semantic segmentation, polygons, keypoint annotation, bounding boxes, etc. With its ease of use, even a beginner might learn the image annotation basics in a short amount of time with this tool. Here is a recommended site:
https://www.thoughtsmag.com/list-of-image-a...chine-learning/