> No other OS requires you too look it up.

- Windows 3.1

- Windows 95

- Windows 98

- Windows 98 Second Edition

- Windows 2000

- Windows Me

- Windows XP

- Windows Vista

- Windows 7

- Windows 8

- Windows 10 1507

- Windows 10 2004

- Windows 10 21H2

- Windows 10 22H2

- Windows 11 21H2

- Windows 11 22H2

Compare to

- Mac OS X 10.0 (Cheetah)

- Mac OS X 10.1 (Puma)

- Mac OS X 10.2 (Jaguar)

- Mac OS X 10.3 (Panther)

- Mac OS X 10.4 (Tiger)

- Mac OS X 10.5 (Leopard)

- Mac OS X 10.6 (Snow Leopard)

- Mac OS X 10.7 (Lion)

- Mac OS X 10.8 (Mountain Lion)

- Mac OS X 10.9 (Mavericks)

- Mac OS X 10.10 (Yosemite)

- Mac OS X 10.11 (El Capitan)

- macOS 10.12 (Sierra)

- macOS 10.13 (High Sierra)

- macOS 10.14 (Mojave)

- macOS 10.15 (Catalina)

- macOS 11 (Big Sur)

- macOS 12 (Monterey)

- macOS 13 (Ventura)

- macOS 14 (Sonoma)