Image Naming and Tagging

Learn the different parts of a Docker image name and how to use it to pull from official and unofficial repositories.

Image name

Most of the time, you’ll work with images based on their names, and you can learn a lot about an image from its name. The figure below shows a fully qualified image name, including the registry name, user/organization name, repository name, and tag. Docker automatically populates the registry and tag values if we don’t specify them.

Get hands-on with 1200+ tech skills courses.