Every OS in the Twobbular Timeline

Check out my main channel, ‪@twobbular‬
So anyways, thought I'd make a compilation of every OS in the Twobbular Timeline. Here's the release dates.
MacOS 1 January 24, 1984 Apple
Windows 1.0 November 20, 1985 Microsoft
MacOS 2 April 11, 1986 Apple
MacOS 3 January 8, 1987 Apple
Windows 2.0 December 9, 1987 Microsoft
MacOS 4 December 14, 1987 Apple
Doors 1.0 April 2, 1988 Microhard
Windows 3.0 May 22, 1990 Microsoft
MacOS 5 October 7, 1990 Apple
Doors 2 April 2, 1991 Microhard
Windows 3.1 April 6, 1992 Microsoft
MacOS 6 April 8, 1993 Apple
Windows 4.0 March 14, 1994 Microsoft
Windows 95 August 3, 1995 Microsoft
Doors 95 September 12, 1995 Microhard
MacOS 7 October 13, 1995 Apple
Windows 96 August 24, 1996 Microsoft
Windows 97 June 11, 1997 Microsoft
MacOS 8 July 26, 1997 Apple
Doors 98 April 1, 1998 Microhard
Windows 98 May 15, 1998 Microsoft
MacOS 9 October 3, 1998 Apple
Windows 5 June 23, 1999 Microsoft
Windows 99 September 9, 1999 Microsoft
Windows 2000 February 17, 2000 Microsoft
Windows ME September 14, 2000 Microsoft
Windows XP October 25, 2001 Microsoft
Doors XD April 2, 2002 Microhard
MacOS X May 24, 2002 Apple
Windows 6 September 16, 2005 Microsoft
Windows Vista January 30, 2006 Microsoft
MacOS X Leopard October 26, 2006 Apple
Windows Vienna February 27, 2008 Microsoft
Windows 7 October 22, 2009 Microsoft
MacOS X Snow Leopard November 29, 2009 Apple
Doors Ultimate April 4, 2010 Microhard
MacOS X Lion July 20, 2011 Apple
Windows 8 October 26, 2012 Microsoft
Windows 8.1 August 27, 2013 Microsoft
Doors Open September 9, 2013 Microhard
Windows 9 August 6, 2014 Microsoft
MacOS X Yosemite October 26, 2014 Apple
Windows 10 July 29, 2015 Microsoft
MacOS X Catalonia October 7, 2017 Apple