Latest JavaFX 16 user agents:

User Agent Platform Device
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/610.1 (KHTML, like Gecko) JavaFX/16 Safari/610.1 Windows 10 Unknown
Mozilla/5.0 (Macintosh; Intel Mac OS X) AppleWebKit/610.1 (KHTML, like Gecko) JavaFX/16 Safari/610.1 Mac Unknown