OpenAPI Viewer
OpenAPI (Swagger) specification visual viewer. Paste JSON or YAML to browse endpoints, parameters, and responses.
Usage
- Paste an OpenAPI 3.x or Swagger 2.0 specification (JSON or YAML)
- Click "Display" to parse and visualize the API
- Click each endpoint to expand parameters, request body, and responses
- HTTP methods are color-coded: GET=green, POST=blue, PUT=orange, DELETE=red, PATCH=purple
- Use "Sample" to load a demo Petstore API specification