FreeDOS, the free and open-source alternative to Microsoft DOS (MS-DOS), just released a new major update. It still has excellent compatibility with MS-DOS software, including Windows 3.1 and earlier, ...

What is MS-DOS (Microsoft Disk Operating System)? MS-DOS stands for Microsoft Disk Operating System and is also known as Microsoft DOS. MS-DOS was the Microsoft-marketed version of the first operating ...

Microsoft has released the 86-DOS 1.00 source code, including its kernel, PC-DOS snapshots and utilities. Includes handwritten notes from 86-DOS creator Tim Paterson with timelines, feature context, ...

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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 ...

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 ...

Last month, Microsoft released a modern remake of its classic MS-DOS Editor, bringing back a piece of computing history that first appeared in MS-DOS 5.0 back in 1991. The new open source tool, built ...

What was Microsoft’s best Windows operating system of all time? If you’re like us, you have…opinions. Even if you’re not the type to parse through all of the little details that separated Windows 98 ...

Early computers of the 1940s and 1950s did not have disk drives. Instead, they were hard-wired to carry out specific computations. Later computers were able to store instructions loaded into the ...

Ok, I'm having another conversation with my professor about whether or not DOS is really an OS (Which, if it isn't would mean that everything through Win95 is not an OS). I have posted links stating ...