Postman to OpenAPI Converter

Easily convert your Postman collections into Swagger (OpenAPI) documentation with our free online tool. Just drag and drop your Postman v2.1 JSON file and instantly get a clean, downloadable Swagger file ready for integration or documentation. Whether you're building RESTful APIs or updating your developer portal, this converter streamlines your workflow with zero installation required. Fast, secure, and designed to make your API development smoother than ever.

Drop your Postman Collection file here or click to select