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  2. History of operating systems - Wikipedia

    en.wikipedia.org/wiki/History_of_operating_systems

    Because of its utility, it inspired many and later became one of the roots of the free software movement and open-source software. Numerous operating systems were based upon it including Minix, GNU/Linux, and the Berkeley Software Distribution. Apple's macOS is also based on Unix via NeXTSTEP [11] and FreeBSD.

  3. Timeline of operating systems - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_operating_systems

    Pick operating system. SIPROS 66 (Simultaneous Processing Operating System) [6] THE multiprogramming system ( Technische Hogeschool Eindhoven) development. TSOS (later VMOS) ( RCA) 1966. DOS/360 (IBM's Disk Operating System) GEORGE 1 & 2 for ICT 1900 series.

  4. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    An operating system ( OS) is system software that manages computer hardware and software resources, and provides common services for computer programs . Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software for cost allocation of processor time, mass storage, peripherals, and ...

  5. Microsoft Windows version history - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Windows_version...

    Microsoft Windows was announced by Bill Gates on 10 November 1983, 2 years before it was first released. [1] Microsoft introduced Windows as a graphical user interface for MS-DOS, which had been introduced two years earlier. [2] The product line evolved in the 1990s from an operating environment into a fully complete, modern operating system ...

  6. History of Linux - Wikipedia

    en.wikipedia.org/wiki/History_of_Linux

    History of Linux. Linux began in 1991 as a personal project by Finnish student Linus Torvalds to create a new free operating system kernel. The resulting Linux kernel has been marked by constant growth throughout its history.

  7. History of Unix - Wikipedia

    en.wikipedia.org/wiki/History_of_Unix

    The history of Unix dates back to the mid-1960s, when the Massachusetts Institute of Technology, AT&T Bell Labs, and General Electric were jointly developing an experimental time-sharing operating system called Multics for the GE-645 mainframe. [1] Multics introduced many innovations, but also had many problems.

  8. List of Microsoft operating systems - Wikipedia

    en.wikipedia.org/wiki/List_of_Microsoft...

    This is a list of Microsoft written and published operating systems. For the codenames that Microsoft gave their operating systems , see Microsoft codenames . For another list of versions of Microsoft Windows, see, List of Microsoft Windows versions .

  9. Timeline of DOS operating systems - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_DOS_operating...

    This article presents a timeline of events in the history of 16-bit x86 DOS -family disk operating systems from 1980 to present. Non-x86 operating systems named "DOS" are not part of the scope of this timeline. Also presented is a timeline of events in the history of the 8-bit 8080 -based and 16-bit x86-based CP/M operating systems from 1974 to ...