Apple OS X Mavericks is version 10.9 of the OS X computer operating system.
New features in OS X Mavericks include inactive memory compression, enhanced support for multiple displays and iCloud Keychain, a built-in password generation, storage and security application.
OS X Mavericks debuted at Apple's Worldwide Developer Conference in June 2013. Mavericks is named after a famous surfing location in Northern California.It is the first version of OS X that is not named after a type of cat; previous versions included Mountain Lion, Snow Leopard and Tiger. The first version of OS X, Cheetah, debuted in 2001, replacing the original Macintosh operating system, Mac OS.
Apple introduced the new OS X Maverick's at the World Wide Developer's Conference in 2013.