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  2. List of operating systems - Wikipedia

    en.wikipedia.org/wiki/List_of_operating_systems

    This is a list of operating systems. Computer operating systems can be categorized by technology, ownership, licensing, working state, usage, and by many other ...

  3. Timeline of operating systems - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_operating_systems

    Concise Microsoft O.S. Timeline – a color-coded concise timeline for various Microsoft operating systems (1981–present) Bitsavers – an effort to capture, salvage, and archive historical computer software and manuals from minicomputers and mainframes of the 1950s, 1960s, 1970s, and 1980s

  4. List of Microsoft Windows versions - Wikipedia

    en.wikipedia.org/wiki/List_of_Microsoft_Windows...

    Timeline showing releases of Windows for personal computers and servers. Microsoft Windows is a computer operating system developed by Microsoft. It was first launched in 1985 as a graphical operating system built on MS-DOS. The initial version was followed by several subsequent releases, and by the early 1990s, the Windows line had split into ...

  5. History of operating systems - Wikipedia

    en.wikipedia.org/wiki/History_of_operating_systems

    The original GUI was developed on the Xerox Alto computer system at Xerox Palo Alto Research Center in the early 1970s and commercialized by many vendors throughout the 1980s and 1990s. Since the late 1990s, there have been three operating systems in widespread use on personal computers: Apple Inc.'s macOS, the open source Linux, and Microsoft ...

  6. List of Microsoft operating systems - Wikipedia

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

    This is a list of Microsoft written and published operating systems. ... Name Date of release Windows 1.0: 1985-11-20 Windows 2.x: 1987-12-09 Windows 3.0: 1990-05-22

  7. List of Unix systems - Wikipedia

    en.wikipedia.org/wiki/List_of_Unix_systems

    After the release of Version 10, the Unix research team at Bell Labs turned its focus to Plan 9 from Bell Labs, a distinct operating system that was first released to the public in 1993. All versions of BSD from its inception up to 4.3BSD-Reno are based on Research Unix, with versions starting with 4.4 BSD and Net/2 instead becoming Unix-like.

  8. List of disk operating systems called DOS - Wikipedia

    en.wikipedia.org/wiki/List_of_disk_operating...

    Cromemco DOS (CDOS), a CP/M-like operating system; CSI-DOS, for the Soviet Elektronika BK computers; DOS (Diskette Operating System), a small OS for 16-bit Data General Nova computers, a cut-down version of their RDOS. DEC BATCH-11/DOS-11, the first operating system to run on the PDP-11 minicomputer

  9. Category:Discontinued operating systems - Wikipedia

    en.wikipedia.org/wiki/Category:Discontinued...

    C. Cambridge Distributed Computing System; CatOS; CB UNIX; CDC Kronos; CDC SCOPE; Chippewa Operating System; Classic Mac OS; Coherent (operating system) Compatible Time-Sharing System