Mac OS: Difference between revisions

[[Category:Operating Systems]]'''Mac OS''' is the [[:Category:Operating Systems|operating system]] used in [[Macintosh]] computers since their introduction in 1984. Some appliances (most notably the [[wp:iPhone|iPhone]] and [[wp:iPad|iPad]]) also run derivative versions of Mac OS. The current version is '''[[wp:Mac OS X|Mac OS X]]''' 10.6 (often referred to as simply '''OSX'''), which is derived from [[wp:NeXTSTEP|NeXTSTEP]], and has a [[wp:Mach (kernel)|Mach]] microkernel running a [[BSD]] compatibility layer. Most applications are written in [[Objective-C]] using the [[Cocoa]] framework.