What are the main features of Docker Hub?

Docker Hub provides the following main features:

1. Image Repositories: In Docker Hub, we can push, pull, find and manage Docker Images. It is a big library that has images from the community, officials well as private sources.
2. Automated Builds: We can use Docker Hub to create new images by making changes to the source code repository of the image.
3. Webhooks: With Webhooks inDocker Hub we can trigger actions that can create and build new images by pushing the Achangeto repository.
4. Github/Bitbucket integration: Docker Hub also provides integration with GitHub and Bitbucket systems.