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  1. What is Linux? - Linux.com

    Just like Windows, iOS, and Mac OS, Linux is an operating system. In fact, one of the most popular platforms on the planet, Android, is powered by the Linux operating system. An operating system

  2. Linux - Wikipedia

    The Linux kernel is a widely ported operating system kernel, available for devices ranging from mobile phones to supercomputers; it runs on a highly diverse range of computer architectures, including …

  3. What is Linux? - Red Hat

    Feb 5, 2026 · What is Linux? Linux® is an open source operating system (OS) created by Linus Torvalds in 1991. Today, it has a massive user base, and is used in the world’s 500 most powerful …

  4. Introduction to Linux - GeeksforGeeks

    3 days ago · Linux is a free, open-source operating system known for its flexibility, stability, and strong security. It is widely used in personal computing, server environments, and enterprise systems …

  5. What is Linux? - Opensource.com

    As an operating system, Linux is software that sits underneath all of the other software on a computer, receiving requests from those programs and relaying these requests to the computer’s hardware.

  6. What is Linux? - IBM

    What is Linux? Linux is an open source operating system (OS) based on Unix. It runs on computers, servers, mobile phones and a wide range of other devices.

  7. Linux | Definition & Facts | Britannica

    Feb 9, 2026 · Linux, computer operating system created in the early 1990s by Finnish software engineer Linus Torvalds and the Free Software Foundation (FSF). While still a student at the …

  8. Linux Operating System Guide: A Comprehensive Overview

    Nov 14, 2025 · Linux is an open-source operating system kernel developed by Linus Torvalds in 1991. It serves as the core of many operating systems, which are collectively referred to as Linux …

  9. What is Linux? {Understanding Linux Operating System}

    Jun 15, 2023 · Learn about Linux, the flexible, secure, and versatile open-source operating system. See about how it affects the computer industry.

  10. What is the Linux operating system? - TechTarget

    Oct 6, 2021 · Linux is a Unix-like, open source and community-developed operating system (OS) for computers, servers, mainframes, mobile devices and embedded devices. It is supported on …