History of Windows

PBE (Pre-Big Bang)
Unknown OS (20 billion BC/0E1e+308-6200000000)

BTE (Before Time Era)
Oggosoft Vanura -∞ (Update 5)

PE (Planck Era)
Planck Debut Operating System (10 -43s after the Big Bang)

BC (Before Christ)
Oggosoft Vanura -∞ (13800000000 BC) (Update 6-Newer)

Oggosoft Vanura 10000000000 BC

Vanura 10000000000 BC

Vanura 1000000000 BC

Vanura 100000000 BC

Vanura 10000000 BC

Vanura 1000000 BC

Hagix

Sungod

NeXTROCK

Rock OS X

Vanura 100000 BC

Vanura 50000 BC

Vanura 20000 BC

Vanura 10000 BC

Vanura 9000 BC

Vanura 8000 BC

Vanura 7000 BC

Vanura 6000 BC

Vanura 5000 BC

Vanura 4000 BC

Vanura 3000 BC

Vanura 2000 BC

Vanura 1900 BC

Vanura 1800 BC

Vanura 1700 BC

Vanura 1600 BC

Vanura 1500 BC

Vanura 1400 BC

Vanura 1300 BC

Vanura 1200 BC

Vanura 1100 BC

Vanura 1000 BC

Vanura 900 BC

Vanura 800 BC

Vanura 700 BC

Vanura 600 BC

Vanura 500 BC

Vanura 400 BC

Vanura 300 BC

Imperium Romanum Sistema Operatum

Vanura 200 BC

Vanura 100 BC

Vanura 90 BC

Vanura 80 BC

Vanura 70 BC

Vanura 60 BC

Vanura 50 BC

Vanura 40 BC

Vanura 30 BC

Vanura 20 BC

Vanura 11 BC

Vanura 10 BC

Vanura 9 BC

Vanura 8 BC

Vanura 7 BC

Vanura 6 BC

Vanura 5 BC

Vanura 4 BC

Vanura 3 BC

Vanura 2 BC

Vanura 1 BC

AD Anno Domini
Vanura 1 AD

Vanura End (499 BC)

Vindaugus 500

Vindaugus 666

Vindaugus 1000

Vindaugus Milleniumuth (Late 1000)

Vindaugus Windstorm Millenithum (1001)

Vindaugus 1500

MalcOS 1.0 (1568)

MalcOS 2.0 (1572)

MalcOS 3.0 (1575)

MalcOS 4.0 (1600)

PowerOS 1.0 (1872)

PowerOS 2.0 (1876)

Power OS 3.0 (1885)

Power OS 4.0 (1894)

Power OS 5.0 (1902)

Power OS 6.0 (1911)

Power OS 7.0 (1923)

Power OS 8.0 (1933)

PC-DOS 0.1 (1941)

PC-DOS 0.2 (1948)

PC-DOS 0.3 (1955)

PC-DOS 0.4 (1964)

PC-DOS 0.41 (1965)

PC-DOS 0.5 (1977)

PC-DOS 1.0 (1978)

Interface Manager 1980 (mid 1980)

Interface Manager Story Generator 1.01 (late 1980)

Interface Manager Disk Compatibility Test (early 1981)

Interface Manager 1.01 Under Construction (late 1982)

Windows Victory 1.00 (1984)

Windows 1.0

Windows 2.0

Windows 3.0

Windows 3.1

Windows NT 3.1

Windows NT 3.5

Windows NT 3.51

Windows 95

Windows 95 PLUS!

Windows NT 4.0

Windows 98

Windows 98 PLUS!

Windows 2000

Windows ME

Windows XP

Windows Vista

Windows 7

Windows 8

Windows 8.1

Windows 10