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  2. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    A real-time operating system (RTOS) is an operating system intended for applications with fixed deadlines ( real-time computing ). Such applications include some small embedded systems, automobile engine controllers, industrial robots, spacecraft, industrial control, and some large-scale computing systems.

  3. History of free and open-source software - Wikipedia

    en.wikipedia.org/wiki/History_of_free_and_open...

    In the 1950s and 1960s, computer operating software and compilers were delivered as a part of hardware purchases without separate fees. At the time, source code, the human-readable form of software, was generally distributed with the software providing the ability to fix bugs or add new functions. [1] Universities were early adopters of ...

  4. Free and open-source software - Wikipedia

    en.wikipedia.org/wiki/Free_and_open-source_software

    "Free and open-source software" (FOSS) is an umbrella term for software that is simultaneously considered both free software and open-source software. The precise definition of the terms "free software" and "open-source software" applies them to any software distributed under terms that allow users to use, modify, and redistribute said software in any manner they see fit, without requiring ...

  5. Free software - Wikipedia

    en.wikipedia.org/wiki/Free_software

    Context Free software differs from: proprietary software, such as Microsoft Office, Windows, Adobe Photoshop, Facebook or FaceTime. Users cannot study, change, and share their source code. freeware or gratis software, which is a category of proprietary software that does not require payment for basic use. For software under the purview of copyright to be free, it must carry a software license ...

  6. List of free and open-source software packages - Wikipedia

    en.wikipedia.org/wiki/List_of_free_and_open...

    This is a list of free and open-source software packages, computer software licensed under free software licenses and open-source licenses.Software that fits the Free Software Definition may be more appropriately called free software; the GNU project in particular objects to their works being referred to as open-source.

  7. SYSTEM REQUIREMENTS. LastPass: Web Browser Extensions: Operating Systems - Windows 7 or later, Mac OS X 10.7 (Lion) or later, Linux, Chrome OS Web Browsers - Internet Explorer 11 or later (Note ...

  8. ChromeOS - Wikipedia

    en.wikipedia.org/wiki/ChromeOS

    ChromeOS, sometimes styled as chromeOS and formerly styled as Chrome OS, is a Linux distribution developed and designed by Google.It is derived from the open-source ChromiumOS, based on the Linux kernel, and uses the Google Chrome web browser as its principal user interface.

  9. Comparison of open-source operating systems - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_open-source...

    Comparison of operating systems. Comparison of Linux distributions. Comparison of BSD operating systems. Comparison of kernels. Comparison of file systems. Comparison of platform virtualization software. Comparison of DOS operating systems. List of operating systems. Live CD.