Microsoft open-sources 86-DOS 1.00, the ancestor of Windows

The source code for 86-DOS 1.00, the OS that eventually became MS-DOS and Windows, is now available on GitHub.

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

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

Why Isn't Windows XP Open Source Yet?

When it comes to Microsoft Windows, there are many versions that are iconic for different reasons. Windows 3.1 liberated the mainstream from the DOS prompt, and Windows 95 felt like the future had ...