Classic Windows

Windows "Developer Release 5" (1984 Windows 1.0 pre-release)

Windows 1.00 Alpha

Windows "Beta Release" (early 1985 1.0 pre-release)

Windows "Premiere Edition"

Windows 1.01

Windows 2.03

Windows 3.0

Windows 3.0 with Multimedia Extensions

Windows 3.1

Windows 3.11 for Workgroups

Windows for Pen Computing

Windows 3.2

Windows For Workgroups Build 3.10.07200022 (VERY early Chicago pre-release)

Windows "Chicago" Build 58s

Windows "Chicago" Build 81

Windows 95 Gold Release (Windows 4.0)

Windows 98 (Windows 4.1)

Windows 99 (Windows 4.2?)

Windows ME (Windows 4.9)

Windows Neptune

Windows NT

Windows NT 3.1

Windows NT 3.51

Windows NT 4.0

Windows 2000 (NT 5.0)

Windows Powered (2000 Embedded/NT 5.0)

Modern Windows

Windows XP (NT 5.1)

Windows Server 2003

Windows Embedded POSReady 2009

Windows "Longhorn" Build 3683

Windows "Longhorn" Build 4008

Windows "Longhorn" Build 4093

Windows "Longhorn" Build 5048

Windows "Longhorn" Build 5231

Windows "Longhorn" Build 5600

Windows "Longhorn" Build 5840

Windows Vista (NT 6.0)

Windows 7 RC (NT 6.1)

Windows 7 (NT 6.1)

Windows 8 (NT 6.2)

Windows Server 2012

Windows 8.1 (NT 6.3)

Windows 8.1 Update 1

Windows 9 (NT 6.66)

Windows 10/X (NT 10.0)

Windows 10.1/"Anniversary Edition"/Whatever

Windows 10 "Creator's Update"

Windows 11 (NT 10.0)