Xinuos OpenServer, previously SCO UNIX and SCO Open Desktop, is a closed source computer operating system developed by Santa Cruz Operation (SCO), later acquired by SCO Group, and now owned by Xinuos. Early versions of OpenServer were based on UNIX System V, while the later OpenServer 10 is based on FreeBSD 10. However, OpenServer 10 has not received any updates since 2018 and is no longer marketed on Xinuos's website, while OpenServer 5 Definitive and 6 Definitive are still supported.
SCO OpenServer Release 5.0.7 box set
Commemorative cup for the SCO OpenServer 5.0.6 release
The Santa Cruz Operation, Inc. was an American software company, based in Santa Cruz, California, that was best known for selling three Unix operating system variants for Intel x86 processors: Xenix, SCO UNIX, and UnixWare.
Commemorative plaque celebrating twenty years in business for Santa Cruz Operation, listing important milestones along the way
The origins of the company and its culture came in part from the University of California, Santa Cruz, shown here in 1980.
SCO's first offices were in downtown Santa Cruz, about 2⁄5 of a mile distant along the right side of this viewpoint
Museum label for the Apple Lisa notes that it could run Xenix; that was SCO's first shrink-wrapped product.
