Looking for non-Linux open-source options? From ghosts of past operating systems to fascinating works in progress, here are ...

Those who have worked on a hobby operating system for x86 will have interacted with its rather complex and confusing interrupt model. [Evalyn] shows us why and how to use Flexible Return and Event ...

Linux turns 35 years this year, and the operating system remains the backbone of most supercomputers. Here's why the world's ...