Windows Never Released 1

Windows 2001 : 26th Septemeber 2000
– 4th November 2013
Windows Uranus – 18th October 2000 – 4th November 2013
Windows Server 2002 – 12th July 2002 – 6th July 2012
Windows XXP – 14th April 2012 – 21st May 2024
Windows 9 – 5th October 2014 – 12rd August 2027
Windows 11x 1st August 2021 – 24th November 2032

source

windows server 2012