david santos s.o By sdfgthuyjpç+´ 1950 S.O. Primitivos 1960 CTSS e Multics 1970 UNIX 1980 MS-DOS e MacOS Nov 20, 1985 Windows 1.0 Dec 9, 1987 Windows 2.0 1990 Windows 95 e Linux May 22, 1990 Windows 3.0 1991 Linux 0.01 1994 Linux 1.0 Aug 24, 1995 Windows 95 1996 Linux 2.0 Jun 25, 1998 Windows 98 1999 Linux 2.2 Feb 17, 2000 Windows 2000 2001 Linux 2.4 Mar 24, 2001 Mac OS X 10.0 (Cheetah) Sep 25, 2001 Mac OS X 10.1 (Puma) Oct 25, 2001 Windows XP Aug 24, 2002 Mac OS X 10.2 (Jaguar) 2003 Linux 2.6 Oct 24, 2003 Mac OS X 10.3 (Panther) Apr 29, 2005 Mac OS X 10.4 (Tiger) Jan 30, 2007 Windows Vista Oct 26, 2007 Mac OS X 10.5 (Leopard) Aug 28, 2009 Mac OS X 10.6 (Snow Leopard) Oct 22, 2009 Windows 7 2011 Linux 3.x Jul 20, 2011 OS X 10.7 (Lion) Jul 25, 2012 OS X 10.8 (Mountain Lion) Oct 26, 2012 Windows 8 Oct 17, 2013 Windows 8.1 Oct 22, 2013 OS X 10.9 (Mavericks) Oct 16, 2014 OS X 10.10 (Yosemite) 2015 Linux 4.x Jul 29, 2015 Windows 10 Sep 30, 2015 OS X 10.11 (El Capitan) Sep 20, 2016 macOS 10.12 (Sierra) Sep 25, 2017 macOS 10.13 (High Sierra) Sep 24, 2018 macOS 10.14 (Mojave) 2019 Linux 5.x Oct 7, 2019 macOS 10.15 (Catalina) Nov 12, 2020 macOS 11.0 (Big Sur) 2021 Linux 5.15 Oct 5, 2021 Windows 11 Oct 25, 2021 macOS 12.0 (Monterey)