UnixWare
proprietary Unix-like operating system

UnixWare is a Unix operating system. It was originally released by Univel, a jointly owned venture of AT&T's Unix System Laboratories (USL) and Novell. It was then taken over by Novell. Via Santa Cruz Operation (SCO), it went on to Caldera Systems, Caldera International, and The SCO Group before it was sold to UnXis (now Xinuos). After the acquisition of SCO by Caldera, the name was briefly changed to Open UNIX before being reverted to the original name in the next release. Binary distributions of UnixWare are available for x86 architecture computers. UnixWare is primarily marketed and deployed as a server operating system.
History
1991–1993: Univel
After the SVR4 effort to merge SunOS and System V, AT&T's Unix System Laboratories (USL) formed the Univel partnership with Novell to develop a desktop version of Unix for i386 and i486 machines, codenamed "Destiny".
Destiny is based on the Unix System V release 4.2 kernel. The MoOLIT toolkit is used for the windowing system, allowing the user to choose between an OPEN LOOK or MOTIF-like look and feel at runtime.
The public source identifies “UnixWare” as proprietary Unix-like operating system. This brief keeps that definition visible, then builds a research path around UnixWare, proprietary and Unix-like.
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Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Sep 7, 2026. The linked authority identifier is Q1148628. VIAF identifies the subject as 175076845. The Library of Congress control number is n94018392. 3 of 4 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1991 and 1993.
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This entry incorporates text from “UnixWare” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.