It's really useful in tracing all activities including motion for surveillance and security purpose

iSpy delivers a powerful and adaptable open-source security solution that caters to a variety of surveilance needs. With its supports for multiple camera types and comprehensive motion detection, it offers robust functionality for both home and business use. However, software's range of features might be a bit overwhelming for newcomers. 1. Excellent motion detection and alert options. 2. Accessible remotely via web and mobile apps. 3. cloud storage available for extra security. 4.Compatible with a wide range of camera types. 5.Highly customizable.

the tool is free, open-source, well documented, and has an intuitive UI for operating, but there is nothing special about it, it's just a good, lightweight, and free solution for camera management.