Over time, a filesystem accumulates a lot of useless items. FSlint is a nifty little tool that helps you clean your filesystem by pointing out junk in the form of empty directories, corrupt symlinks, files with bad names, duplicate and temp files, and more. However, its usefulness is marred by a virtually total lack of documentation and a GUI that takes some getting used to.
Fedora and Ubuntu users can respectively use
apt-get to install FSlint. After installation you can launch FSlint from the Applications -> System Tools menu on a Fedora 7 machine, or launch it from the terminal window with the