OpenAPI & Swagger Converter

Convert OpenAPI 3.0 and Swagger 2.0 definitions (YAML or JSON) into importable collections for Postman or Bruno. 100% Client-side processing.

Client-side only Supports YAML Postman v2.1
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Frequently Asked Questions

No. This tool runs entirely in your browser using JavaScript. Your API definitions (YAML/JSON) never leave your device.

Yes. The tool includes a client-side YAML parser. You can paste standard Swagger/OpenAPI YAML or JSON directly into the input box.

The converter automatically identifies the servers or host field in your definition and creates a {{baseUrl}} variable in the exported collection, making it easy to switch environments later.