Operating Systems
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Android
Linux
Under the Hood
Various
An operating system is a layer of software which takes care of technical aspects of a computer's operation. It shields the user of the machine from the low-level details of the machine's operation and provides frequently needed facilities. There is no universal definition of what an operating system consists of.
A short introduction to operating systems
The OS Files - Your total operating systems portal
The OS Files is your one-stop portal for all operating systems that run on the x86 platform. Here you will find details on future OSes, beta releases, current releases, and even older discontinued OSes. For each of the major OSes, we cover news, system requirements, support, variants, secrets, version history, prices, comparisons, and much more! We also include important links and where you can get free OSes, betas and updates. You can go directly to a specific OS file from any of the links above, or see the entire list of OSes within a category: Windows, Unix, Linux, DOS, and More. Our Site map also includes the entire list of OSes, indexed by category as well as alphabetically.