container-diff
A CLI tool for analyzing and comparing Docker container images across multiple criteria like file system, packages, and history.
What is container-diff?
container-diff is a CLI tool for analyzing and comparing Docker container images. It inspects images across multiple dimensions such as file system structure, installed packages (Apt, RPM, pip, npm), image history, and size to help users understand what their containers contain and how they differ.
DevOps engineers, container developers, and security auditors who need to inspect, audit, or debug Docker images, especially in CI/CD pipelines or for compliance checks.
It provides a unified, extensible tool for deep container introspection and comparison, offering more granular insights than standard Docker commands and enabling automated analysis through JSON output.
Overview
container-diff: Diff your Docker containers
Use Cases
Best For
- Identifying changes between different versions of a Docker image
- Auditing container images for security vulnerabilities in installed packages
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