Orignally released by Digital Research, Multiuser DOS was a multiple user operting system for the PC. It eventually was released by two other companies, Concurrent Controls Inc and Intelligent Micro Systems. The split hapeened after v 5.01 was relerased. .

Versions Edit

  • DR Mutliuser DOS 5.0 released by Digital Research in late 1990
  • DR Multiuser DOS 5.01 released by Digital Research in early 1991
  • CCI Multiuser DOS developed CCI
  • DR Multiuser DOS 5.1 was developed by Digital Research and released in April, 1992
  • CCI Concurrent DOS 3.0 developed by CCI.
  • Multiuser DOS GOLD developed CCI

References Edit

History of Non-Unix Operating Systems
25 years of DOS History

Related Articles Edit

Digital Research

External Links Edit

CCI's Homepage
25 years of DOS history

MS-DOS compatible operating systems
Single User MS-DOS *  IBM PC-DOS *  DR-DOS *  PTS-DOS *  86-DOS *  FreeDOS *  FreeDOS-32
OpenDOS *  DOS Plus
Multiuser MultiUser DOS *  PC-MOS *  Real/32
Embedded ROM-DOS

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