DOS 386 or DOS/386 may refer to:

  • Concurrent DOS 386, a Digital Research CP/M- and DOS-compatible multiuser multitasking operating system variant since 1987
  • FlexOS 386, a Digital Research FlexOS operating system variant since 1987
  • PC-MOS/386, a DOS-compatible multiuser, multitasking operating system produced by The Software Link since 1987

See also

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