Tony Smith puns it up, with “Kudos to QDOS”: On 27 July 1981, Microsoft gave the name MS-DOS to the…operating system it acquired on that day from Seattle Computer Products (SCP). … The company had ...

FreeDOS is an open source operating system that allows you to run MS-DOS applications even though Microsoft stopped developing and supporting MS-DOS more than two decades ago. While FreeDOS has been ...

Windows is probably the most consequential software ever created. It for nearly four decades, it has run the computers that we use to learn, create, defend our country, heal the sick, and look at ...

TL;DR: Microsoft will likely never release the original source code of Windows into the wild, but the company is clearly interested in sharing important episodes of its software development history.

It's no joke. Microsoft and IBM have joined forces to open-source the 1988 operating system MS-DOS 4.0 under the MIT License. Why? Well, why not? That got Hanselman and Wilcox digging into the ...

30 years ago today, Microsoft bought the rights to the Quick and Dirty OS, re-branded it as MS-DOS, struck a deal with IBM, and made history. Share on Facebook (opens in a new window) Share on X ...

On November 20th, 1985, a then not-so-big company called Microsoft announced that Windows was commercially available. Read the full story of the Microsoft operating system below. Windows 1 to 11: The ...

In context: Back in 1980, Tim Paterson was creating a new operating system he called QDOS or Quick and Dirty Operating System. The system was later renamed 86-DOS, as it was being designed to run on ...