The following is a list of operating systems released by Apple Inc.
macOS was previously known as Mac OS X and later OS X.
macOS Server was previously known as Mac OS X Server and later OS X Server.
Starting with Lion, there is no separate Mac OS X Server operating system. Instead the server components are a separate download from the Mac App Store.
There was no Apple TV Software 8, version 8 was skipped when moving to tvOS.
iOS was previously known as iPhone OS, despite also being available on the iPod Touch (1st, 2nd, and 3rd generations) and the original iPad.
Device(s) | Platform(s) | OS | Announced | Released | Discontinued | Notes | Apple computers | Apple II series | Apple DOS | June 1978 | June 1978 | 1983 |
Apple ProDOS | 1983 | 1983 | 1993 |
Apple GS/OS | 1988 | 1988 |
Apple III | Apple SOS | 1980 | 1980 |
Apple Lisa | Lisa OS | 1983 | 1983 |
MacWorks XL | 1984 | 1984 |
Macintosh computers (68k) | Classic Mac OS | System 1 | 1984 | 1984 |
System 2 | 1985 | 1985 |
System 3 | 1986 | 1986 |
System 4 | 1987 | 1987 |
System Software 5 | 1987 | 1987- Also marketed as System 5
|
System Software 6 | 1988 | 1988- Also marketed as System 6
|
Macintosh computers (68k and PowerPC) | System 7 | 1991 | 1991- System 7.5.1 was the first to refer to itself as Mac OS
- Mac OS 7.6 was the first to be branded as "Mac OS"
|
Mac OS 8 | 1997 | 1997 |
Macintosh computers (PowerPC) | Mac OS 9 | 1999 | 1999 |
Mac OS X | Mac OS X Public Beta | September 13, 2000 | September 13, 2000 | May 14, 2001 |
Mac OS X 10.0 | September 13, 2000 | March 24, 2001 |
Mac OS X 10.1 | September 25, 2001 | September 25, 2001 |
Mac OS X 10.2 | August 23, 2002 |
Mac OS X Panther | October 24, 2003 |
Macintosh computers (PowerPC and X86) | Mac OS X Tiger | April 29, 2005 |
Mac OS X Leopard | October 26, 2007 |
Macintosh computers (X86) | Mac OS X Snow Leopard | August 28, 2009 |
Mac OS X Lion | July 20, 2011- Version 10.7
- Also marketed as OS X Lion
|
OS X | OS X Mountain Lion | July 25, 2012 |
OS X Mavericks | October 22, 2013 |
OS X Yosemite | October 16, 2014 |
OS X El Capitan | June 8, 2015 |
macOS | macOS Sierra | June 13, 2016 |
macOS High Sierra | June 5, 2017 |
macOS Mojave | September 24, 2018 |
Macintosh computers (PowerPC) | Mac OS X Server | Mac OS X Server 1.0 | March 16, 1999 | March 16, 1999- Code name Hera
- Also referred to as Rhapsody
|
Mac OS X Server 10.0 | May 21, 2001 |
Mac OS X Server 10.1 | September 25, 2001 |
Mac OS X Server 10.2 | August 23, 2002 |
Mac OS X Server 10.3 | October 24, 2003 |
Macintosh computers (PowerPC and X86) | Mac OS X Server 10.4 | April 29, 2005 |
Mac OS X Server 10.5 | October 26, 2007- Also marketed as Leopard Server
|
Other computers | NeXTSTEP | September 18, 1989 |
OpenStep | 1994 |
Darwin | November 15, 2000 |
A/ROSE |
A/UX |
AIX for Apple Network Servers |
Macintosh Application Environment |
MkLinux |
PowerOpen Environment |
Star Trek | N/A | N/A |
Taligent | N/A | N/A |
Copland | N/A | N/A |
Newton | Newton | Newton OS |
iPod | iPod | iPod OS |
Apple TV | Apple TV Software (X86) | Apple TV Software 1 | September 12, 2006 | March 21, 2007 | February 12, 2008- Derived from Mac OS X 10.4 Tiger
- Used an updated Front Row interface
|
Apple TV Software 2 | January 15, 2008[2] | February 12, 2008[3] | October 2009- Derived from Mac OS X 10.4 Tiger
- Also marketed as Apple TV Take Two
- Removed Front Row
|
Apple TV Software 3 | October 2009- Derived from Mac OS X 10.4 Tiger
|
Apple TV Software (ARM) | Apple TV Software 4- Derived from iOS 4 and iOS 5
|
Apple TV Software 5- Derived from iOS 5 and iOS 6
|
Apple TV Software 6 |
group=note|name=AppleTVOSVersion8|There was no Apple TV Software 8 or tvOS 8, version 8 was skipped when moving to tvOS.}} |
tvOS | group=note|name=AppleTVOSVersion8}} |
tvOS 10 |
tvOS 11 |
tvOS 12 |
iOS devices (iPhone, iPod Touch, and iPad) | iPhone OS{{refn|group=note|name=iPhoneOSvsiOS|iOS was previously known as iPhone OS, despite also being available on the iPod Touch (1st, 2nd, and 3rd generations) and the original iPad.}} | group=note|name=iPhoneOSvsiOS}}- Derived from "OS X" (At the time, "macOS" was still known as "Mac OS X" and not "OS X" as it was known from 2012 to 2016.)
|
group=note|name=iPhoneOSvsiOS}} |
group=note|name=iPhoneOSvsiOS}} |
iOS{{refn|group=note|name=iPhoneOSvsiOS}} | group=note|name=iPhoneOSvsiOS}}- Continued from iPhone OS 3
|
iOS 5 |
iOS 6 |
iOS 7 |
iOS 8 |
iOS 9 |
iOS 10 |
iOS 11 |
Apple Watch | watchOS | watchOS 1 |
watchOS 2 |
watchOS 3 |
watchOS 4 |
watchOS 5 |
1. ^[https://www.computerhope.com/history/macos.htm Apple OS History]. Computer Hope. 05/21/2018. [2019-01-11].
2. ^http://www.macnn.com/articles/08/01/15/apple.tv.take.2/
3. ^http://www.macnn.com/articles/08/02/12/apple.tv.take.2.update/
{{Apple Inc. operating systems}}{{Darwin derivations}} 2 : Apple Inc. lists|Apple Inc. operating systems