One possible solution is to use Microsoft Visio. You can find in internet tons of ready for use components.
Also you can find live version here (if you have proper subscription)
P.S. No affiliation with Microsoft
I've been doing initial tests with pCloud for this use case. I store my Lightroom catalog on an external HD that I want to backup to the cloud using their lifetime 2TB plan.
pCloud recently added backup functionality in addition to the existing sync. It's not clear to me what exactly the difference between these two is, because the backup configurations also ...