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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
FORTRAN Monitor System (FMS) – for the IBM 709 and 7090; GM OS & GM-NAA I/O – for the IBM 704; IBSYS – tape based operating system for IBM 7090 and IBM 7094; 7040/7044 Operating System (16/32K) - 7040-PR-150; IJMON – A bootable serial I/O monitor for loading programs for the IBM 1400 series [citation needed]
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 ...
On the first computers, with no operating system, every program needed the full hardware specification to run correctly and perform standard tasks, and its own drivers for peripheral devices like printers and punched paper card readers. The growing complexity of hardware and application programs eventually made operating systems a necessity for ...
IBM ThinkPad 700C laptop created. It was lightweight compared to its predecessors. [7] March First release of 386BSD: the first fully operational Unix operating system to be completely free and open source, and to be able to ran on PC-compatible computer systems based on the 32-bit Intel 80386 ("i386"). April Introduction of Windows 3.1 [8] May
MS-DOS was the main operating system for all IBM-PC compatible computers until Microsoft released Windows 95. According to Microsoft, in 1994, MS-DOS was running on some 100 million computers worldwide. September US The TCP/IP protocol is established. This is the protocol that carries most of the information across the Internet.
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 .
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