What is Mac OS? - Computer Operator System by Apple

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1. What is Mac OS?

Mac OS is an operating system developed by Apple Inc to use in their computers from the desktop PCs and to portable computers. Mac OS is primarily based on Unix like operating systems and Apple developed the OS to become more user friendly with the graphical user interfaces and performance improvements.

Mac OS is used in Laptops to desktop computer manufactures by Apple and works on Intel architectures x86 and x64 platforms. Mac OS doesn't support third-party apps that work on the Microsoft Windows operating systems. App developers develop different types of apps to use in the Mac OS with the same set of features in the Microsoft Windows OS.

2. History

Mac OS is initially known as Macintosh Operating system because it was used in Apple's Macintosh computers. The macOS which is used currently is initially developed on top of an operating system that was developed by NeXT from the 1980s and Apple acquired the company in early 1997.

3. Versions

There were multiple Mac OS versions got released after the beta release of Mac OS X by Apple Inc.

Mac OS Version	Code Name	Released Date
Mac OS X Public Beta	Kodiak	13th September 2000
Mac OS X 10.0	Cheetah	24th March 2001
Mac OS X 10.1	Puma	25th September 2001
Mac OS X 10.2	Jaguar	23rd August 2002
Mac OS X 10.3	Panther	24th October 2003
Mac OS X 10.4	Tiger	29th April 2005
Mac OS X 10.5	Leopard	26th October 2007
Mac OS X 10.6	Snow Leopard	28th August 2009
Mac OS X 10.7	Lion	20th July 2011
OS X 10.8	Mountain Lion	25th July 2012
OS X 10.9	Mavericks	22nd October 2013
OS X 10.10	Yosemite	16th October 2014
OS X 10.11	El Capitan	8th June 2015
macOS X 10.12	Sierra	13th June 2016
macOS X 10.13	High Sierra	5th June 2017
macOS X 10.14	Mojave	4th June 2018