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History of OS

By Emi10x
  • Creation of first OS

    Creation of first OS
    GM-NAA I/O, produced by General Motors and created by Robert L. Patrick and Owen Mock. The price was US $1,995
  • Systems on IBM hardware

    Systems on IBM hardware
    OS/360 for large and mid range systems and DOS/360. Both created by IBM.
  • Creation of Unix

    Creation of Unix
    Developed by a group of AT&T employees at Bell Labs, including Ken Thompson, Dennis Ritchie, Brian Kernighan, Douglas McIlroy, Michael Lesk and Joe Ossanna.
  • Creation of Apple Dos

    Creation of Apple Dos
    Apple DOS was largely written by Steve Wozniak, Randy Wigginton, and outside contractor Paul Laughton.
  • Creation of MS-DOS

    Creation of MS-DOS
    Created by Microsoft and designed by its assembly with Bill Gates
  • Creation of Mac OS

    Creation of Mac OS
    Designed by Apple. Programmer John Raskin
  • Creation of 1st Windows

    Creation of 1st Windows
    Designed by Microsoft. Created by Bill Gates