Docker Hub and Registries
What is Docker Hub?
Docker Hub is the default public registry for Docker images. It hosts:
- Official images (nginx, ubuntu, postgres, etc.)
- Community images
- Private repositories (with account)
Types of Registries
- Public Registries: Docker Hub, GitHub Container Registry, Quay.io
- Private Registries: AWS ECR, Google GCR, Azure ACR, self-hosted