Macintosh operating systems

OS NameVersion(s)CategoryDescriptionIncluded in Standard ImageLicense typeVendor
Mac OS X Snow Leopard10.6Operating systemThe seventh major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers.YesPer ComputerApple Inc.
Mac OS X Lion10.7Operating systemThe eighth major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers.YesPer ComputerApple Inc.
Mac OS X Mt. Lion10.8Operating systemThe nineth and current major release of Mac OS X, Apple's desktop and server operating system for Macintosh computers.YesPer ComputerApple Inc.