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OpenAPI / Swagger browser
Developer tools
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The tool is loaded only when you open it.
All processing for this tool happens in your browser. Your input is not sent to a server.
About this tool
Paste or open an OpenAPI or Swagger JSON/YAML document to browse endpoints, parameters, responses, and schemas locally.
Common uses
- Find API paths, methods, parameters, and response formats quickly.
- Inspect OpenAPI or Swagger structure without uploading the document.
How to use it
- 1.Paste or choose an OpenAPI/Swagger JSON or YAML file.
- 2.Filter endpoints by search text, HTTP method, or tag.
- 3.Open an endpoint detail and copy its structure.
Limits and notes
- This tool only parses and displays the document; it does not call APIs, resolve remote references, or validate live responses.
Frequently asked questions
Is my API document uploaded?
No. Parsing and filtering happen in this browser, and the tool does not call your APIs.
Which formats are supported?
OpenAPI 3.x and Swagger 2.x JSON and common YAML documents are supported.