CentOS is amongst the most widespread Linux-based server Operating Systems out there. It is used by countless hosting suppliers, since it is very stable, secure and reliable, not to mention that it is freely customizable, since it's an open-source OS. CentOS is used for production servers, as it is also really quick and takes negligible resources. Furthermore, you are able to set up and run any kind of web application, provided that it can function on a Linux computer system. If you use a CentOS-powered server, you're able to customize any part of your Operating System according to your specifications. The fact that CentOS is free of charge means that you'll have to pay just for your server, and not for any license fees, that will cut down your overall expenses. A vast group of developers and users stands behind CentOS, so that if you ever have any kind of problems, or you're simply not sure how to perform a specific task, you'll be able to discover a solution very quickly. An important advantage of the OS is also the fact that every single version is officially supported and updated for a minimum of ten years, so you will always have a safe and stable software environment.