cvat.ai
CVAT is a data annotation platform for turning images, videos, audio and 3D data into datasets for AI models. It supports importing data from local files and cloud storage, managing projects, tasks and jobs, labeling with manual and automated tools, validating annotations, monitoring progress and exporting datasets in formats including COCO, YOLO, KITTI, Cityscapes and Pascal VOC. CVAT began as an internal tool at Intel in 2017 and was released as open source on GitHub in 2018.