With permission from Apple, The Computer History Museum and the Digibarn Computer Museum announced today it is publishing the original DOS source code for Apple’s 1978 Apple II. The Apple II was the ...

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 ...

Even in 2025 there are still many applications for a simple Disk Operating System (DOS), whether this includes running legacy software (including MS-DOS games & Windows 3.x), or (embedded) systems ...

After five tries in 10 years, Microsoft may be getting the hang of it. Version 5 of the company’s Disk Operating System (DOS) for IBM-compatible computers is not only much easier to use than the older ...

If you think messing around with the user-interface of a modern console, or even a modern iteration of Windows is hard, spare a thought for anyone involved in PC gaming during the 1980s and early 90s.

The term DOS stands for Disk Operating System developed by Microsoft for micro computers. DOS is a single user operating system. It has a Character User Interface (CUI) i.e., communication between a ...