OmniFlop is a 'universal' floppy disk reader, writer, and tester for the PC which can handle floppy disk formats not normally supported by DOS, Windows and Linux. With OmniFlop it is possible to read and write Commodore 1581 diskettes. Omniflop can read more than 100 other floppy formats like: CMD FDD, Atari ST, Tandy CoCo, etc. The program is available for Windows from NT to Vista. Also a version for MS-DOS and Win-95 is available (OmniDisk).