devtools
🔒 Local processing
Local developer utility

OpenAPI Specification Viewer

Summarize paths, methods, parameters, and schemas from a local OpenAPI/Swagger document. Your input stays in your browser while you work.

OpenAPI Viewer🔒 Processed locally

How to use OpenAPI Viewer

Complete the labeled fields above, choose an action, and inspect the result before copying or downloading it.

Processing runs locally in this browser. No input is uploaded or sent to a conversion service.

Inputs

  • OpenAPI JSON or YAML: Paste an OpenAPI JSON or YAML document

Related tools

  • chmod Calculator — Choose owner, group, and other permissions and generate octal and symbolic modes.
  • chmod to English — Explain three-digit octal file permissions.
  • .env Validator — Check simple KEY=value lines and report duplicate keys. No interpolation or shell execution.
  • .env Diff — Compare parsed .env key/value pairs without sending secrets anywhere.