Dataloop AI - Enterprise grade data platform for AI systems in development and in production.

doccano - doccano is an open source text annotation tool for humans. It provides annotation features for text classification, sequence labeling and sequence to sequence tasks.

Labelbox - Build computer vision products for the real world

Edgecase.ai - Edgecase.ai offers a full suite of services and software for data annotation, synthetic data and AI services. From dedicated professionals, to medical professionals, agronomists and other sectors.

Segments.ai - Multi-sensor labeling platform for robotics and autonomous driving

Computer Vision Annotation Tool (CVAT) - Powerful and efficient Computer Vision Annotation Tool (CVAT) - opencv/cvat