Top DATASET GitHub Repositories & Tools (2026)

A collective list of free APIs

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.

:cityscape: Cities of the world in Json, based on GeoNames Gazetteer

Knowage is the professional open source suite for modern business analytics over traditional sources and big data systems.