RomCenter

http://www.romcenter.com/

RomCenter is an application written for 32-bit Windows operating systems, designed to help you maintain and organize your emulators roms collection for various gaming systems including computers, consoles, arcade, calculators and handheld. You can add additional systems through external datafiles available on a lot of sites. RomCenter can audit your games and report which are working or not. It can fix problems such as bad name, missing roms available elsewhere, and clean your set by removing useless or bad roms and files.