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Apple Mac OS (macOS) Operating System Names In Order (2022)

Here is the list of all the Apple Mac OS (macOS) Operating Systems versions in order.

Apple has released many operating systems for their computer to date. These started off as System Software or now known as classic Mac OS, till 2001. Then came the “Mac OS X” till 2021, OS X till 2016, and finally now renamed as macOS till date. So many users are confused about the macOS versions named after big cats, and recently they are named after places from California. So today let’s look at all the Apple Mac OS (macOS) Operating Systems versions in order.

All Apple Mac OS Operating Systems (macOS Versions) in Order

All Apple Mac OS Operating Systems macOS Versions in Order

Here are all the Mac OS (macOS) Operating Systems versions in order:

  • Grail1Z4 / Titan1U – Rhapsody Developer Release (August 31, 1997)
  • Hera – Mac OS X Server 1.0 (March 16, 1999)
  • Un­known – Mac OS X Developer Preview (March 16, 1999)
  • Kodiak – Mac OS X Public Beta (September 13, 2000)
  • Cheetah – Mac OS X 10.0 (March 24, 2001)
  • Puma – Mac OS X 10.1 (September 25, 2001)
  • Jaguar – Mac OS X 10.2 (August 24, 2002)
  • Panther – Mac OS X 10.3 (October 24, 2003)
  • Tiger – Mac OS X 10.4 (April 29, 2005)
  • Leopard – Mac OS X 10.5 (October 26, 2007)
  • Snow Leopard – Mac OS X 10.6 (August 28, 2009)
  • Lion – Mac OS X 10.7 (July 20, 2011)
  • Mountain Lion – OS X 10.8 (July 25, 2012)
  • Mavericks – OS X 10.9 (October 22, 2013)
  • Yosemite – OS X 10.10 (October 16, 2014)
  • El Capitan – OS X 10.11 (September 30, 2015)
  • Sierra – macOS 10.12 (September 20, 2016)
  • High Sierra – macOS 10.13 (September 25, 2017)
  • Mojave – macOS 10.14 (September 24, 2018)
  • Catalina – macOS 10.15 (October 7, 2019)
  • Big Sur – macOS 11 (November 12, 2020)
  • Monterey – macOS 12 (October 25, 2021)

Before the release of Mac OS X 10.0, Apple had 9 major operating system versions, now classified as Classic macOS in the developer community. Let’s look at those classic Apple Mac OS below too.

Classic Mac OS Versions in Order

Here is the list of all the major Classic Mac OS versions by Apple in order:

  1. Macintosh System Software – System 1 (January 24, 1984)
  2. System Software 2 – System 0.3 & 0.5 (April 1985)
  3. System Software 3 – System 0.7 (January 1986)
  4. Apple System Software 4 – System 2.0 (January 1987)
  5. Apple System Software 5 – System 5.0 (October 1987)
  6. System Software 6 – System 6.0 (April 1988)
  7. System 7 / Mac OS 7.6 – System 7.0 (May 13, 1991)
  8. Mac OS 8 – Tempo (July 26, 1997)
  9. Mac OS 9 – Sonata (October 23, 1999)

That was all the classic & latest Apple Mac OS (macOS) Operating Systems versions in order. While you are here, make sure to check out our latest iOS Guides to know more tips & tricks in navigating the Apple Ecosystem, right here at Technclub.