Look up OS, Os, or os in Wiktionary, the free dictionary. OS, O.S., Os, O's, or os may refer to: Operating system, computer system software that manages...

macOS, originally Mac OS X, previously shortened as OS X, is an operating system developed and marketed by Apple since 2001. It is the primary operating...

The history of macOS, Apple's current Mac operating system formerly named Mac OS X until 2011 and then OS X until 2016, began with the company's project...

BeOS is a discontinued operating system for personal computers that was developed by Be Inc. It was conceived for the company's BeBox personal computer...

Look up ös in Wiktionary, the free dictionary. Ös may refer to: Ös language, a Turkic language of Russia öS, the currency sign of the Austrian schilling...

iOS (formerly iPhone OS) is a mobile operating system developed by Apple exclusively for its devices. It was unveiled in January 2007 for the first-generation...

service in Apple Inc.'s iOS, macOS, iPadOS and visionOS operating systems, introduced in Mac OS X Lion (Mac OS X 10.7) and iOS 7, which can transfer files...

Fire OS is an operating system based on the Android Open Source Project (AOSP). It is developed by Amazon for their devices. Fire OS includes proprietary...

ChromeOS, sometimes styled as chromeOS and formerly styled as Chrome OS, is a Linux distribution developed and designed by Google. It is derived from...

OS/2 (Operating System/2) is a series of computer operating systems, initially created by Microsoft and IBM under the leadership of IBM software designer...