CentOS is among the most widely used Linux-based server Operating Systems to choose from. It's preferred by a number of hosting service providers, since it's very stable, secure and reliable, not to mention that it is freely customizable, because it is an open-source Operating System. CentOS is used for production servers, because it's also very quick and takes negligible system resources. Furthermore, you are able to install and run any kind of web application, as long as it can function on a Linux device. When you use a CentOS-powered server, you are able to edit any part of your Operating System in accordance with your requirements. The fact that CentOS is free of charge does mean that you'll need to pay only for your server, but not for any sort of license fees, that will lower your overall expenses. A vast group of developers and users is behind CentOS, so in case you ever encounter any problems, or you are simply unsure how to perform a certain task, you can find a solution very quickly. A significant benefit of the OS is also the fact that every release is officially supported and updated for at least ten years, which means that you will always have a safe and reliable software environment.