OpenAPI / Swagger Viewer

Analyze pasted OpenAPI 3 or Swagger 2 JSON locally, including supported local references; external references are never fetched.

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Practical usage guide

A practical workflow for OpenAPI / Swagger Viewer

Paste and inspect Swagger 2 or OpenAPI 3 JSON locally, including supported local references; external references are never fetched.

Use representative, complete evidence and include the context needed to distinguish a real issue from an expected variation.

Prioritize concrete findings, corroborate them against the source and rerun the analysis after correcting the input.

Check the result against the API contract, authentication scheme and target environment before integration testing.

Use representative samples without passwords, tokens, personal data or production secrets. Keep the smallest input needed to reproduce the behavior you are reviewing.
Confirm the result in the authorized target environment when runtime versions, namespaces, extensions, permissions or system configuration can change the outcome.
Record the source, assumptions, tool settings and expected result so another reviewer can reproduce the check and distinguish verified facts from recommendations.