Digital Research's DOS Plus was an intermediate product between CP/M-86 and DR-DOS. It can run both CP/M-86 and MS-DOS programs, and read both disk formats. It is essentially a stripped down version of Concurrent DOS that keeps the DOS compatiblity.

Have something to share about DOS Plus? Tell us! Comments on any WinWorld articles are welcome over on WinBoards, WinWorld's discussion forum.

Wanted: Manual scans, and other versions 1.x-2.1.


Category: Operating System
Platform: DOS
Release: 1986
End of Life: Unknown
RAM: Unknown
Disk Space: Unknown
Required CPU: Unknown
Type: Console (Text)


Name Version Size Language Architecture Contents
DOS Plus 1.2u (5.25-360k)  1.2u 146.57 KB English x86 5.25" Floppy
Digital Research DOS Plus 1.1 [Phillips YES] (3.5-720k)  1.1 [Phillips YES] 2.34 MB English x86 3.5" Floppy
Digital Research DOS Plus 1.2 (5.25)  1.2 146.3 KB English x86 5.25" Floppy