Swagger / OpenAPI
The standard for describing and documenting REST APIs.
OpenAPI (formerly Swagger) is the standard format for describing a REST API in a machine-readable way. Coupled with Swagger UI or Redoc, it generates documentation, client SDKs and tests from the specification.
What Swagger / OpenAPI brings to your project.
Typical use cases: API documentation, contract-first design, SDK generation.
- 01
OpenAPI 3.x spec: contract-first API design.
- 02
Automatic client SDK generation (TypeScript, Java, Python...).
- 03
Swagger UI: interactive documentation for API consumers.
- 04
Automatic request / response validation at runtime.
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