macOS 11 Big Sur

macOS 10.15 Catalina

macOS 10.14 Mojave

macOS 10.13 High Sierra

macOS 10.12 Sierra

OS X 10.11 El Capitan

OS X 10.10 Yosemite

OS X 10.9 Mavericks

OS X 10.8 Mountain Lion

Mac OS X 10.7 Lion

Mac OS X 10.6 Snow Leopard

Mac OS X 10.5 Leopard