A system software component that is external to the operating system kernel. If the phrase is used to refer to the operating system itself, it is redundant because an operating system "is" software.

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the source ...

If you want to run a different operating system on your computer than what came preinstalled, check out the best virtualization software we've tested. I've been writing about software and hardware for ...

Developers talk a lot about “immutability.” Outside the technical world, it usually means something negative: unmoving, inflexible, and entrenched. However, in the technical field, these features ...

Facebook Inc. is building its own operating-system software to decrease its future dependence on rivals like Apple Inc. and Google, owners of the world’s most popular mobile operating systems. The ...

Modern PCs, tablets and smartphones have an easy-to-use, graphical veneer that hides the complexity of the operating system software beneath that enables them work. While the developers of your device ...