UNIX wars
E697426
The UNIX wars were a period of intense competition and fragmentation among different commercial and academic UNIX variants in the 1980s and early 1990s, marked by rival standards and vendor alliances.
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
computing history event
ⓘ
historical period ⓘ |
| endTime | 1990s ⓘ |
| field |
computer science
ⓘ
operating systems ⓘ software industry ⓘ |
| followedBy |
consolidation of UNIX standards
ⓘ
increased prominence of Linux and other open-source UNIX-like systems ⓘ wider adoption of POSIX-compliant systems ⓘ |
| hasCause |
commercialization of UNIX
ⓘ
lack of unified UNIX standard ⓘ proprietary extensions to UNIX ⓘ |
| hasEffect |
formation of standards bodies for UNIX
ⓘ
incompatibilities between UNIX systems ⓘ increased interest in open standards ⓘ influence on the development of POSIX ⓘ influence on the development of the Single UNIX Specification ⓘ influence on the rise of open-source operating systems ⓘ legal disputes over UNIX trademarks ⓘ market confusion for UNIX customers ⓘ proliferation of UNIX variants ⓘ |
| hasPart |
competition among UNIX vendors
ⓘ
fragmentation of UNIX variants ⓘ rival UNIX standards ⓘ vendor alliances ⓘ |
| mainTopic | Unix NERFINISHED ⓘ |
| participant |
AT&T
NERFINISHED
ⓘ
Bell Labs NERFINISHED ⓘ Digital Equipment Corporation NERFINISHED ⓘ Hewlett-Packard NERFINISHED ⓘ IBM NERFINISHED ⓘ IEEE NERFINISHED ⓘ ISO NERFINISHED ⓘ Open Software Foundation NERFINISHED ⓘ Silicon Graphics NERFINISHED ⓘ Sun Microsystems NERFINISHED ⓘ UNIX International NERFINISHED ⓘ University of California, Berkeley NERFINISHED ⓘ X/Open NERFINISHED ⓘ various UNIX workstation vendors ⓘ |
| significantEvent |
competition between AT&T System V and BSD derivatives
ⓘ
competition between OSF/1 and System V-based UNIX ⓘ competition between different UNIX workstations ⓘ creation of UNIX International ⓘ creation of the Open Software Foundation ⓘ creation of the Single UNIX Specification by X/Open ⓘ development of System V Release 4 ⓘ formation of rival UNIX consortia ⓘ standardization efforts in ISO and IEEE ⓘ standardization of POSIX by IEEE ⓘ trademark disputes over the UNIX name ⓘ |
| startTime | 1980 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.