The derivatives of macOS are Apple's other operating systems: iOS, iPadOS, watchOS, tvOS, and audioOS. A prominent part of macOS's original brand identity...

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...

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...

OS-tans are moe anthropomorphic personifications of popular operating systems, originating on the Japanese imageboard Futaba Channel. The designs of the...

elementary OS is a Linux distribution based on Ubuntu LTS. It promotes itself as a "thoughtful, capable, and ethical" replacement to macOS and Windows...

macOS. Zorin OS is available in various free and paid versions including versions using XFCE instead of GNOME for use with older computers. Zorin OS follows...

iPhone OS was renamed iOS following the release of the iPad, starting with iOS 4. With iOS 13, Apple began offering a separate operating system, iPadOS, for...

HyperOS (Chinese: 澎湃OS; pinyin: Pēngbài OS; lit. 'Surge OS'), officially named Xiaomi HyperOS, is an operating system developed by Xiaomi. It unifies MIUI...

Raspberry Pi OS is a Unix-like operating system based on the Debian Linux distribution for the Raspberry Pi family of compact single-board computers. Raspbian...

Pop OS (stylized as Pop!_OS) is a free and open-source Linux distribution, based on Ubuntu, and featuring a customized GNOME desktop environment known...

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

macOS Sonoma (version 14) is the twentieth major release of macOS, Apple's operating system for Mac computers. The successor to macOS Ventura, it was announced...

Parrot OS is a Linux distribution based on Debian with a focus on security, privacy, and development. Parrot is based on Debian's "testing" branch, with...

watchOS is the operating system of the Apple Watch, developed by Apple Inc. It is based on iOS, the operating system used by the iPhone, and has many...

services. Current Fire OS version list Fire OS 1.x Fire OS 2.x Fire OS 3.x Fire OS 4.x Fire OS 5.x Fire OS 6.x Fire OS 7.x Flyme OS is an operating system...

Mac OS (originally System Software; retronym: Classic Mac OS) is the series of operating systems developed for the Macintosh family of personal computers...

Palm OS (also known as Garnet OS) is a discontinued mobile operating system initially developed by Palm, Inc., for personal digital assistants (PDAs)...

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...

Firefox OS (project name: Boot to Gecko, also known as B2G) is a discontinued open-source operating system – made for smartphones, tablet computers, smart...

macOS Big Sur (version 11) is the seventeenth major release of macOS, Apple's operating system for Macintosh computers. It was announced at Apple's Worldwide...

iPadOS, tvOS, and watchOS. iOS formerly also powered iPads until iPadOS was introduced in 2019, and iPod Touch devices until its discontinuation. iOS is...

OS X Mavericks (version 10.9) is the 10th major release of macOS, Apple Inc.'s desktop and server operating system for Macintosh computers. OS X Mavericks...

OxygenOS (Chinese: 氧OS; pinyin: yǎng OS) is an Android-based operating system (OS) developed by Chinese smartphone manufacturer OnePlus exclusively for...

macOS Monterey (version 12) is the eighteenth major release of macOS, Apple's desktop operating system for Macintosh computers. The successor to macOS Big...

percentage of computers running that operating system (OS). These statistics are estimates as wide scale OS usage data is difficult to obtain and measure. Reliable...

OS X El Capitan (/ɛl ˌkæpɪˈtɑːn/ el KAP-i-TAHN) (version 10.11) is the twelfth major release of macOS (named OS X at the time of El Capitan's release)...

OS X Mountain Lion (version 10.8) is the ninth major release of macOS, Apple Inc.'s desktop and server operating system for Macintosh computers. OS X...

OS X Lion, also known as Mac OS X Lion, (version 10.7) is the eighth major release of macOS, Apple's desktop and server operating system for Mac computers...

Mac OS 8 is the eighth major release of the classic Mac OS operating system for Macintosh computers, released by Apple Computer on July 26, 1997. It includes...

RISC OS (/rɪsk.oʊˈɛs/) is a computer operating system originally designed by Acorn Computers Ltd in Cambridge, England. First released in 1987, it was...