CentOS is one of the most widely used Linux-based server Operating Systems today. It is employed by a large number of web hosting suppliers, because it is very stable, secure and reliable, not to mention that it is freely customizable, since it is an open-source OS. CentOS is used for production servers, for the reason that it's also really quick and takes negligible resources. What's more, you are able to set up and run any kind of web application, as long as it can function on a Linux machine. If you use a CentOS-powered server, you'll be able to edit any part of the Operating System in accordance with your preferences. The fact that CentOS is free of charge does mean that you'll have to pay for your server, and not for any license fees, that will reduce your overall expenses. A large team of developers and users stands behind CentOS, so that if you ever have any problems, or you're simply not sure how to perform a particular task, you will be able to discover a solution in no time. An important advantage of the OS is also the fact that each and every version is officially supported and updated for at least ten years, so you'll always have a secure and stable software environment.