Hackers rejoice. Microsoft has just released the source code for three of its most famous operating systems. Unfortunately for cyber thieves the operating systems are MS-DOS 1.1, 2.0 and Windows 1.1a.

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, ...

We’re not 100% sure which phase of Microsoft’s “Embrace, Extend, and Extinguish” gameplan this represents, but just yesterday the Redmond software giant decided to grace us with the source code for MS ...

Microsoft’s MS-DOS (and its IBM-branded counterpart, PC DOS) eventually became software juggernauts, powering the vast majority of PCs throughout the ’80s and serving as the underpinnings of Windows ...

A forensic computing researcher may have settled one of tech's longest standing controversies: whether the original version of Microsoft's seminal MS-DOS operating system contained code copied from an ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Before Windows, there was MS-DOS—that’s the Microsoft Disk ...

As the forerunner to the graphical user interfaces in Microsoft’s Windows platform, MS-DOS helped set the stage for the company’s dominance in the PC software market. When MS-DOS was released in 1981, ...

When I built my first PC in the summer of 1991, it was a 286-12MHz machine w/1Meg of DIP RAM, EGA and a 40M IDE HDD. This had one of those chipsets that could to UMBs and EMM on 286 CPUs. Later ...