From Shade Tree Programming:
CatFinder is a powerful disk management tool that catalogs your disks and provides an intuitive Finder-like interface for browsing the catalogs. Floppies, hard disks, CD ROMs, any disk can be cataloged. Once a disk iscataloged you can quickly and easily browse its contents without having the disk mounted. CatFinder also offers powerful find and report features that will help you find and organize your files.