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

DOS is a command line interface that can be used as a standalone operating system or in conjunction with another operating system. The main function of DOS in modern operating systems is to run batch ...

For students of early PC history, this isn’t even the first piece of 86-DOS history that has been newly rediscovered this ...

This is a rare look at the tech giant's first operating system ...

History painstakingly preserved.

Microsoft has officially released another significant piece of DOS history. The "Paterson Listings" include the earliest ...

Long before Windows, and even before MS-DOS, Microsoft sold a Unix-based operating system it called Xenix in 1980. It was the first OS made by the company, but it eventually sold it off in 1987. On ...

The PC-104 is essentially an Intel 486 processor with lots of support for standards that have long since disappeared from most computers, but this makes it great for two reasons. First, it can control ...

I cut my teeth on DOS with DOS 6, so admittedly I was only around for the more matured version of the OS, but it still taught me an awful lot of about computers that has served me very well since then ...

Microsoft on Tuesday released the earliest known DOS source code materials found to date to mark the 45th anniversary of 86-DOS 1.00.