OpenAPI Specification<p><strong>OpenAPI Specification</strong> is a structured API definition format for describing HTTP APIs, endpoints, operations, schemas, parameters, responses, authentication, and machine-readable API documentation.</p><p><strong>Additional Resources</strong>:</p><ul><li><a href="https://spec.openapis.org/oas/latest.html" target="_blank" rel="noopener">OpenAPI Specification</a></li><li><a href="https://www.openapis.org/" target="_blank" rel="noopener">OpenAPI Initiative</a></li><li><a href="https://learn.openapis.org/" target="_blank" rel="noopener">OpenAPI documentation</a></li></ul>