MacOSX / MacOS Releases

I always have to look this stuff up, so I decided to put it someplace easy for me to find.

10.15 Catalina

  • Released Oct 2019

10.14 Mojave

  • Released Sep 2018
  • Requires certain graphics chip sets, oldest systems that will run this release are from 2012.

10.13 High Sierra

  • Released Sep 2017

10.12 Sierra

  • Released Sep 2016

10.11 El Capitan

  • Released Sep 2015

10.10 Yosemite

  • Released Oct 2014

10.9 Mavericks

  • Released Oct 2013

10.8 Mountain Lion

  • Released Jul 2012

10.7 Lion

  • Released Jul 2011

10.6 Snow Leopard

  • Released Aug 2009

10.5 Leopard

  • Released Oct 2007
  • This was the first release to support Intel CPU, also the last release to support PPC, so this is the crossover release.

10.4 Tiger

  • Released Apr 2005

10.3 Panther

  • Released Oct 2003

10.2 Jaguar

  • Released Aug 2002

10.1 Puma

  • Released Sep 2001

10.0 Cheetah

  • Released Mar 2001