Similar to HP-UX
UP-UX
UX/4800
Version 6 Unix
Version 6 UnixVersion 7 Unix
Version 7 UnixXv6
Xv6OpenIndiana
OpenIndianaOpenSolaris
OpenSolarisSailfish OS
Sailfish OSMINIX
MinixLinux
Linux▲1 trendsUNIX System V
UNIX System VAIX
IBM AIXDG/UX
DG/UXEWS-UX
EWS-UXIRIX
IRIXOpenServer
OpenServerRISC/os
MIPS RISC/osSTREAMS
STREAMSSunOS
SunOSSUPER-UX
SUPER-UXSystem V Interface Definition
System V Interface DefinitionUnixWare
UnixWareUXP (オペレーティングシステム)
UXP/DS
UXP/DS▲1 trendsUXP/M
UXP/V
XENIX
XenixSolaris
Oracle Solaris