DOS 6

DOS 6 or DOS-6 may refer to:

In computing:
 * DR DOS 6.0 by Novell
 * MS-DOS 6.x by Microsoft
 * IBM PC DOS 6.x by IBM
 * Novell DOS 7, which reports itself as "PC DOS 6.0"
 * DR-DOS 7.x, which reports itself as "PC DOS 6.0"
 * ROM-DOS 6.22 by Datalight
 * Paragon DOS Pro 2000 by PhysTechSoft
 * PTS-DOS 6.x by PhysTechSoft

Others:
 * DOS-6, Soviet space station Salyut 7