OpenServer
| OpenServer | |
|---|---|
SCO OpenServer 5.0.7 running the X.desktop interface | |
| Developer | SCO, Caldera Systems, Caldera International, The SCO Group, Xinuos |
| OS family | UNIX System V (SVR3.2/SVR5), BSD |
| Working state | Current |
| Source model | Closed source |
| Initial release | 1989 |
| Latest release | OpenServer 6 Definitive 2018 SVR5 / 2017 |
| Supported platforms | IA-32 |
| Kernel type | Monolithic kernel |
| Userland | POSIX / SUS |
| License | Proprietary |
| Preceded by | Xenix |
| Official website | OpenServer 6 OpenServer 5 |
Xinuos OpenServer, previously SCO UNIX and SCO Open Desktop (SCO ODT), 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.