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  2. Unix - Wikipedia

    en.wikipedia.org/wiki/Unix

    Unix: Source model: Historically proprietary software, ... The first port to another platform was a port of Version 6, made four years later (1977) ...

  3. History of Unix - Wikipedia

    en.wikipedia.org/wiki/History_of_Unix

    Unix workstations of the 1990s, including those made by DEC, HP, SGI, and Sun The Common Desktop Environment (CDE) was widely used on Unix workstations. The Unix wars continued into the 1990s, but turned out to be less of a threat than originally thought: AT&T and Sun went their own ways after System V.4, while OSF/1's schedule slipped behind. [46]

  4. Dennis Ritchie - Wikipedia

    en.wikipedia.org/wiki/Dennis_Ritchie

    Dennis MacAlistair Ritchie (September 9, 1941 – c. October 12, 2011) was an American computer scientist. [3] He created the C programming language and the Unix operating system and B language with long-time colleague Ken Thompson. [3]

  5. 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

  6. Timeline of operating systems - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_operating_systems

    UNIX History – a timeline of UNIX 1969 and its descendants at present 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 ...

  7. History of Linux - Wikipedia

    en.wikipedia.org/wiki/History_of_Linux

    Linus Torvalds in 2002. In 1991, while studying computer science at University of Helsinki, Linus Torvalds began a project that later became the Linux kernel.He wrote the program specifically for the hardware he was using and independent of an operating system because he wanted to use the functions of his new PC with an 80386 processor.

  8. History of software - Wikipedia

    en.wikipedia.org/wiki/History_of_software

    Unix was an early operating system which became popular and very influential, and still exists today. The most popular variant of Unix today is macOS (previously called OS X and Mac OS X), while Linux is closely related to Unix.

  9. Linux - Wikipedia

    en.wikipedia.org/wiki/Linux

    This is an accepted version of this page This is the latest accepted revision, reviewed on 26 January 2025. Family of Unix-like operating systems This article is about the family of operating systems. For the kernel, see Linux kernel. For other uses, see Linux (disambiguation). Operating system Linux Tux the penguin, the mascot of Linux Developer Community contributors, Linus Torvalds Written ...