Operating System Names

Last Updated
2010-10-19
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Registry included below

Operating System Names

Registration Procedure(s)
First Come First Served
Reference
[RFC952]
Note
These are the Official System Names as they appear in the Domain Name
System HINFO records and the NIC Host Table.  Their use is described in
[RFC952].

More have been added since the publication of [RFC952].

A system name may be up to 40 characters taken from the set of
uppercase letters, digits, and the three punctuation characters
hyphen, period, and slash.  It must start with a letter, and end with
a letter or digit.
Available Formats

CSV
Name
AEGIS
AMIGA-OS-1.2
AMIGA-OS-1.3
AMIGA-OS-2.0
AMIGA-OS-2.1
AMIGA-OS-3.0
AMIGA-OS-3.1
AMIGA-OS-3.5
AMIGA-OS-3.9
APOLLO
AIX/370
AIX-PS/2
BEOS-4.5.2
BEOS-5.0
BS-2000
CEDAR
CGW
CHORUS
CHRYSALIS
CMOS
CMS
COS
CPIX
CTOS
CTSS
CYGWIN
DCN
DDNOS
DOMAIN
DOS
ECOS
ECOSPRO
EDX
ELF
EMBOS
EMMOS
EPOS
FOONEX
FREEBSD
FORTH
FUZZ
GCOS
GPOS
HDOS
IMAGEN
INSTANT-INTERNET
INTERCOM
IMPRESS
INTERLISP
IOS
IRIX
ISI-68020
ITS
KOSOS
LINUX
LINUX-1.0
LINUX-1.2
LINUX-2.0
LINUX-2.2
LINUX-2.4
LINUX-2.6
LISP
LISPM
LOCUS
MACOS
MINOS
MOS
MPE5
MPE/V
MPE/IX
MSDOS
MULTICS
MUSIC
MUSIC/SP
MVS
MVS/SP
NETBSD-1.0
NETBSD-1.1
NETBSD-1.2
NETBSD-1.3
NETWARE-3
NETWARE-3.11
NETWARE-4.0
NETWARE-4.1
NETWARE-5.0
NEXUS
NMS
NONSTOP
NOS-2
NTOS
OPENBSD
OPENVME
OPENVMS
OS/DDP
OS/2
OS4
OS86
OSX
PCDOS
PERQ/OS
PLI
PSDOS/MIT
PSOS
PRIMOS
RISC-OS
RISC-OS-3.10
RISC-OS-3.50
RISC-OS-3.60
RISC-OS-3.70
RISC-OS-4.00
RMX/RDOS
ROS
RSX11M
RTE-A
SATOPS
SINIX
SCO-OPEN-DESKTOP-1.0
SCO-OPEN-DESKTOP-1.1
SCO-OPEN-DESKTOP-2.0
SCO-OPEN-DESKTOP-3.0
SCO-OPEN-DESKTOP-LITE-3.0
SCO-OPEN-SERVER-3.0
SCO-UNIX-3.2.0
SCO-UNIX-3.2V2.0
SCO-UNIX-3.2V2.1
SCO-UNIX-3.2V4.0
SCO-UNIX-3.2V4.1
SCO-UNIX-3.2V4.2
SCO-XENIX-386-2.3.2
SCO-XENIX-386-2.3.3
SCO-XENIX-386-2.3.4
SCS
SIMP
SUN
SUN-OS-3.5
SUN-OS-4.0
SWIFT
TAC
TANDEM
TENEX
THE-MAJOR-BBS
TOPS10
TOPS20
TOS
TP3010
TRSDOS
ULTRIX
UNIX
UNIX-BSD
UNIX-V1AT
UNIX-V
UNIX-V.1
UNIX-V.2
UNIX-V.3
UNIX-PC
UNKNOWN
UT2D
V
VM
VM/370
VM/CMS
VM/SP
VMS
VMS/EUNICE
VRTX
WAITS
WANG
WIN32
WINDOWS-95
WINDOWS-95-OSR1
WINDOWS-95-OSR2
WINDOWS-98
WINDOWS-CE
WINDOWS-NT
WINDOWS-NT-2
WINDOWS-NT-3
WINDOWS-NT-3.5
WINDOWS-NT-3.51
WINDOWS-NT-4
WINDOWS-NT-5
WINDOWS-NT-5.1
WINDOWS-NT-6
WINDOWS-NT-6.1
WORLDGROUP
WYSE-WYXWARE
X11R3
XDE
XENIX