OpenAPI → Postman Collection Converter
Convert any OpenAPI 3.x or Swagger 2.0 document into a Postman collection JSON file ready for import. Free by Graph Tools.
Use this free OpenAPI to Postman converter to turn any OpenAPI 3.x or Swagger 2.0 specification into a Postman collection JSON file ready for direct import. Each operation becomes a Postman request with pre-filled URL, method, headers, and example body. Useful for developers setting up API test workspaces, QA engineers building manual test suites, and teams distributing runnable API examples alongside documentation.