A: Import from JSON files is available now. You can use the shortcuts Ctrl + Shift + I to open the data import window. Postman, Insomnia, HAR formats are available and have a JSON structure. You can also use the shortcut Ctrl + O to open a JSON file and then auto-paste it into request body. If you have a non-standard structure of JSON and you received an error when importing data, please send it to us by email support@nativesoft.com, having first removed your personal data. If you mean the OpenAPI format, then its addition is already planned in release 1.9.0.