📄

OpenAPI Spec Generator

Verified

by Community

Generates complete OpenAPI 3.0 specification files from API descriptions. Includes path definitions, request/response schemas, authentication schemes, error responses, and examples. Produces valid YAML or JSON that works with Swagger UI and code generators.

openapiswaggerspecificationapidocumentation

OpenAPI Spec Generator

Generate complete, valid OpenAPI 3.0 specifications for your REST APIs with schemas, auth, and examples.

Usage

Describe your API endpoints and this skill will generate a complete OpenAPI specification.

Examples

  • "Generate an OpenAPI spec for my user authentication API"
  • "Create a spec with JWT bearer authentication and role-based access"
  • "Build an OpenAPI spec from my existing Express route handlers"

Guidelines

  • Include request and response examples for every endpoint
  • Define reusable schemas in components for shared data structures
  • Document all possible error responses with appropriate codes
  • Use tags to organize endpoints by domain or feature
  • Add descriptions to every parameter and field