Docker Tag & Image Reference Parser
Dissect fully-qualified Docker image names into registries, namespaces, repositories, tags, and digest components.
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Docker Reference Syntax Reference
1. Registry Identification
Registries are identified if the first path component contains a domain separator (`.` or `:`) or matches `localhost`.
2. Tags vs Digests
Tags specify mutable image pointers (e.g., `:latest`), whereas cryptographic digests (`@sha256:...`) ensure immutable content-addressability.
How to use Docker Tag & Image Reference Parser
- Enter or paste the values requested in the input fields.
- Choose any options provided, then run an action button if the tool requires one.
- Review the result and copy or adjust it as needed.
Docker Tag & Image Reference Parser features
- Available tool controls: Parse Reference.
- Input and option fields: Docker Image Reference / Tag:, Component Breakdown Summary:, Structured JSON Output:.
Frequently Asked Questions (FAQ)
Yes. All parsing logic executes entirely client-side within your local browser execution environment.
Docker defaults to Docker Hub (`registry-1.docker.io`) for short-name repositories like `ubuntu:latest` or `nginx`.
Yes, fully qualified specifications can append a digest string directly after the tag or repository name for absolute pinning.