CentOS is among the most preferred Linux-based server Operating Systems out there. It is used by countless website hosting service providers, since it's very stable, reliable and secure, not to mention that it is freely customizable, since it's an open-source Operating System. CentOS is used for production servers, for the reason that it's also really quick and takes negligible resources. In addition, you'll be able to set up and run any web application, as long as it can run on a Linux computer system. When you use a CentOS-powered server, you're able to update any part of the Operating System according to your preferences. The fact that CentOS is provided for free does mean that you will have to pay just for your server, but not for any license fees, which will cut down your overall expenses. A vast community of developers and users stands behind CentOS, so that in case you ever have any problems, or you are simply unsure how to perform a specific task, you can discover a solution very quickly. A significant benefit of the OS is also the fact that every version is officially supported and updated for a minimum of ten years, so you'll always have a secure and reliable software environment.