Have tried all apps out there, even the "Database" ones - but it's not portable and it's an instant lock-in. Plus most of the Apps bind to folders anyway, so you'll have a lot of "junk" that you have no idea what it is. What I've found to work is this. Main root folders few and named easily. - Customers - Internal - Private - VMs All sub-folders have numbers, so they can always sort by name so they're always in the s…
You could just use four digits, 5001 - Midfile stuff, 7000 - End stuff, 0999 - Fairly upwards stuff. No need to feel so cramped then.
Like i wrote, consider your numbers for your needs.