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.

Did you know Wayland is a place you can visit?

ArcaOS is an operating system based on the last IBM release for OS/2. While OS/2 barely survives as a legacy system, even after being extended for a while as eComStation, ArcaOS 5.1 is still being ...

Just about every piece of technology has some form of an operating system – desktops, laptops, mobile phones, and servers, to name just a few. The Merriam-Webster definition of an operating system?

An operating system is the foundation of any computing system, controlling the input and output of data and ensuring that different programs and devices work together effectively. Examples of ...