Share a Docker image without using a Docker registry

This is useful for sharing personal Docker images or to import it to a secure environment with no Internet connection. Example: # Export Docker image to a .tar file docker save thingsandcode.com/thingsandcode-web:20220830-pro > /tmp/thingsandcode-web_20220830-pro.tar # Import .tar file to local Docker installation docker load --input /tmp/thingsandcode-web_20220830-pro.tar

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Copy a Docker image from one registry to another

Copying docker images is useful to prevent losing access to an image if the remote registry goes down or to move images between environments (For example: from testing to production) The process consists in pulling an image from an origin repository, change the tag, and push the image to a remote repository. Example: # Login...

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