操作系统历史列表
早期操作系统（专利保护）
TRS-DOS,ROM OS’s
TI99-4
Commodore PET, 64, 和 VIC-20,
第一套IBM-PC
Apple
Sinclair Micro和QX等
非Unix商业操作系统CPM操作系统
MP/M-80
UCSD P-system
Mini-FLEX
SSB-DOS
CP/M-86
DR-DOS
FreeDOS
MS-DOS
PC-DOS
Mach
Multics
OS-9
Unix及类似系统
UNIX
微软Xenix
Cromix
UNIflex
OS-9
IBM的AIX
BSD
FreeBSD
NetBSD
OpenBSD
Digital UNIX,即之后康柏Tru64
DNIX
HP的HP-UX
GNU/Hurd
SGI的IRIX
Linux（或称GNU/Linux）
MacOS X
OSF/1
SCO的SCO UNIX
Sun的SunOS,即之后的Solaris
System V
Ultrix
UniCOS
LindowsOS
OS/390
z/OS
Syllable
其他
Acorn
RiscOS
Arthur
Amiga
AmigaOS
Atari ST
TOS
MultiTOS
MiNT
苹果电脑（Apple/Macintosh）
Apple DOS
ProDOS
Mac OS
Mac OS X
Be
BeOS
BeIA
Digital/康柏（Compaq）
AIS
OS-8
RSTS/E
RSX-11
RT-11
TOPS-10
TOPS-20
VMS （后更名为OpenVMS）
IBM
OS/2
AIX
OS/400
OS/390
VM/CMS
DOS/VSE
OS/360
MFT
MVT
SVS
MVS
TPF
ALCS
z/OS
微软（Microsoft）
MS-DOS
Xenix
Windows 1.0
Windows 3.1
Windows 95
Windows 98
Windows ME
Windows Longhorn
Windows NT
Windows 3.5
Windows 4
Windows 2000
Windows XP
Windows Server 2003
Novell
NetWare
NeXT
NeXTStep （即之后的Mac OS X）
Plan 9
Inferno
Prime Computer
Primos
西门子
BS2000
个人电子助理（PDA）操作系统
Palm OS
Pocket PC
EPOC
Microsoft Windows CE
This article presents a timeline of events in the history of computer operating systems from 1960 to 2003. For a narrative explaining the overall developments, see the related History of computing.
1961
CTSS
1964
OS/360 (announced)
1965
Multics (announced)
OS/360 (shipped)
Tape Operating System (TOS)
1966
MS/8
1967
CP/CMS
ITS
WAITS
1969
ACP (IBM)
TENEX
Unix
1970
DOS/BATCH 11 (PDP-11)
1971
/A>
1972
MFT
MVT
RDOS
SVS
VM/CMS
1973
Alto OS
RSX-11D
RT-11
VME
1974
MVS (MVS/XA)
1976
/A>TOPS-20
1978
Apple DOS 3.1 (first Apple OS)
TripOS
VMS
1979
Apple DOS 3.2
1980
Apple DOS 3.3
OS-9
QDOS
SOS
XDE (Tajo) (Xerox Development Environment)
Xenix
1981
MS-DOS
1982
SunOS (1.0)
Ultrix
1983
Lisa OS
Coherent
ProDOS
1984
Macintosh OS (System 1.0)
QNX
UniCOS
1985
AmigaOS
Atari TOS
MIPS OS
Microsoft Windows 1.0
1986
GS-OS
HP-UX
1987
Arthur
IRIX (3.0 is first SGI version)
Minix
/A>(1.0) Microsoft Windows 2.0
1988
A/UX (Apple Computer)
LynxOS
MVS/ESA
OS/400
1989
AIX
NeXTSTEP (1.0)
RISC OS
SCO Unix (release 3)
1990
BeOS (v1)
O/A>
1991
Linux
1992
Solaris (2.0 is first not called SunOS)
Windows 3.1
1993
Plan 9
FreeBSD
NetBSD
Windows NT 3.1 (First version of NT)
1995
Digital Unix (aka Tru64 )
OpenBSD
OS/390
Windows 95
1997
Mac OS 7.6 (first officially-named Mac OS)
1998
Windows 98
1999
Mac OS 8
2000
AtheOS
Mac OS 9
Windows 2000
Windows ME
2001
Mac OS X
Windows XP
z/OS
2002
Syllable
2003
Windows Server 2003