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Digital Research

Digital Research Inc. (DRI)
Subsidiary
Industry Software
Fate Acquired by Novell in 1991
Founded 1974 in Pacific Grove, California
Headquarters Pacific Grove, California, United States
Key people
Gary Kildall (Founder and CEO); Dorothy McEwen
Products Compilers, Operating Systems, Graphical User Interfaces
Website www.digitalresearch.biz

Digital Research, Inc. (also known as DR or DRI; originally Intergalactic Digital Research) was the company created by Dr. Gary Kildall to market and develop his CP/M operating system and related products. It was the first large software company in the microcomputer world. Digital Research was based in Pacific Grove, California.

The company's operating systems, starting with CP/M for 8080/Z80-based microcomputers, were the de facto standard of their era, as MS-DOS and Microsoft Windows came later. DR's product suite included the original CP/M and its various offshoots; DR-DOS which was a MS-DOS compatible version of CP/M, and MP/M, the multi-user CP/M. The first 16-bit system was CP/M-86, which was to be unsuccessful in competition with MS-DOS. There followed Concurrent CP/M, a single-user version of the multi-tasking MP/M-86 featuring "virtual consoles" from which applications could be launched to run concurrently. Successive revisions of this system, which gradually supported MS-DOS applications and the FAT filesystem, were labelled Concurrent DOS, Concurrent DOS XM and Concurrent DOS 386.

In May 1983 Digital Research announced that it would offer PC DOS versions of all of its languages and utilities. It remained influential, with $45 million in 1983 sales making Digital Research the fourth-largest microcomputer software company. Admitting that it had "lost" the 8088 software market but hoped to succeed with the Intel 80286 and Motorola 68000, by 1984 the company formed a partnership with AT&T Corporation to develop software for Unix System V and sell its own and third-party products in retail stores.Jerry Pournelle warned later that year, however, that "Many people of stature seem to have left or are leaving Digital Research. DR had better get its act together."


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