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.

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 ...

After decades on Linux, FreeBSD finally gave me a reason to switch operating systems ...

Embedded system developers have a wide range of operating systems available to them today. Of course, the most straightforward operating system is to have no operating system! However, many systems ...

I'm sorry NixOS, I've failed you.

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 ...