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A Unix-branded operating system developed by Sun Microsystems for their workstation and server computer systems. Usually, the SunOS name is used to refer to versions 1.0 to 4.1.4, which were based on BSD; versions 5.0 and later are based on UNIX System V Release 4, and are marketed under the brand name Solaris.

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First released 1982
Developed by Sun Microsystems
Latest stable version SunOS 11
Open-source No
Used by Sun Microsystems, Oracle

Development by Synergize.digital

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