• 1988

Software Description

DR-DOS (DR DOS, without hyphen up to including v6.0) is an MS-DOS-compatible operating system for IBM PC-compatible personal computers, originally developed by Gary Kildall's Digital Research and derived from Concurrent PC DOS 6.0, which was an advanced successor of CP/M-86. As ownership changed, various later versions were produced as Novell DOS, Caldera OpenDOS, etc.