Challenge, Easy, on
List All Tags in a Container Repository
Practice discovering what has been published to a remote container repository by listing its tags using crane, regctl, or a direct call to the registry HTTP API.
Submissions: 90/122
Challenges
Focused, hands-on problems for sharpening your DevOps and server-side skills. Some teach specific concepts while others mirror real-world scenarios. Every challenge includes hints, feedback, and automated solution checks.
Challenge, Medium, on
Copy a Multi-Platform Image from One Repository to Another
Learn how to copy a multi-platform image from one repository to another using the docker manifest command or other, more convenient, tools like crane, skopeo, or regctl.
Submissions: 132/225
Challenge, Medium, on
Copy a Container Image from One Repository to Another - The Pro Way
Learn how to copy a container image from one repository to another without using Docker, Podman, or any other container runtime.
Submissions: 137/190