ONVIF Device Tool is described as 'Qt-based ONVIF GUI client compliant with ONVIF Client Test Tool Conformance Test v20.12. Provides support for Discovery Device, Live Video, Video Encoder, Imaging, Events, Profiles and PTZ services' and is an app. There are five alternatives to ONVIF Device Tool for a variety of platforms, including Linux, Windows, Mac, Python and Ubuntu apps. The best ONVIF Device Tool alternative is OnvifDeviceManager, which is both free and Open Source. Other great apps like ONVIF Device Tool are OpenCVR, ONVIFViewer, ONVIF Device Manager and libonvif (onvif-tools).