Windows only: Free, open-source application Remove Empty Directories, aka RED, scans any folder you point it to for empty or partially empty folders and helps you remove them. With advanced options ...

Remove Empty Directories is a small freeware program that hunts out and deletes empty folders to clean your system up. It works well, but would be better with a restore feature. One of the downsides ...

I just ran RED (Remove Empty Directories) on my office PC, and it turned up 928 empty directories! To which I say, "not all that unusual". RED is an amazingly useful utility, which I truly recommend.