Earlier this month, I spent a day working in the throwback world of DOS. More specifically, it was FreeDOS version 1.1, the open source version of the long-defunct Microsoft MS-DOS operating system.

Halcyon DOS Days: Back in the command prompt days, DR-DOS was one of the main competitors to MS-DOS in the operating system market. Those days are long gone, but a mysterious developer is reviving the ...

Microsoft finally open sources DOS 1.0 - and it's so much more than the code ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Dany Lepage discusses the architectural ...

Reader Steve P. sends in this question: “I’m running Windows 2000 and want to upgrade my system BIOS. The instructions say to create a bootable disk with the format a:/s command. However, the /s doesn ...

It’s been decades since Microsoft stopped developing MS-DOS, but there are thousands of old DOS applications that aren’t designed to run on newer operating systems like Windows 10. Enter FreeDOS, a ...

For students of early PC history, this isn’t even the first piece of 86-DOS history that has been newly rediscovered this decade. Just two years ago, the earliest known version of 86-DOS was ...

The EPAS system was cut back to being used in hospitals in the metropolitan area of Adelaide and in Port Augusta and hence rural hospitals in the state continued using Chiron, even though its owner ...

July 20, 1978: Apple DOS makes its debut on the Apple II, giving Apple its first official operating system. A command line interface with green text prompts on a black background, Apple DOS looks ...