If you have a spare floppy disk lying around, pop over to the KolibriOS website and download the image from there. Just be sure your PC can handle the punishing system specs as listed on its wiki ...

While most operating systems are written in C and C++, KolibriOS is written in pure x86 assembly and as a result small and lightweight enough to run off a standard 1.44 MB floppy disk, as demonstra… ...

Super-lightweight operating system boots off a 1.44MB floppy disk — KolibriOS lets you do simple tasks and even play games on your legacy PC ...

Without an operating system, your computer cannot function. The first mainstream commercial operating system was Microsoft's DOS, a text-based disk operating system for computers that ran until ...

The April 10, 1978, contract that laid out the terms of the creation of Apple's first disk operating system. James Martin/CNET. SANTA CRUZ MOUNTAINS, Calif.

DOS, which stands for disk operating system, was used to power IBM personal computers through the 1980s and 90s. But the rising popularity of Windows and other graphical user interfaces led to its ...