API Docs Generator

Generate OpenAPI 3.0 (Swagger) documentation. Visual endpoint builder with parameters, responses, and tags.

API Info

OpenAPI 3.0 YAML

openapi: '3.0.3'
info:
  title: My API
  version: '1.0.0'
  description: REST API documentation
servers:
  - url: https://api.example.com

paths:
  /api/resource:
    get:
      summary: Get resource
      description: Returns a resource by ID
      tags: [Resources]
      responses:
        '200':
          description: Successful response
    post:
      summary: Create resource
      description: Creates a new resource
      tags: [Resources]
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
      responses:
        '201':
          description: Created

About This Tool

Generate OpenAPI 3.0 (Swagger) documentation with a visual endpoint builder. Define API info, endpoints, methods, parameters, request bodies, and responses. Export as YAML for use with Swagger UI, Redoc, or any OpenAPI-compatible tool.

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Before This Tool

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