CentOS is one of the most popular Linux-based server Operating Systems on the market. It is employed by numerous website hosting service providers, as it is very stable, reliable and secure, not to mention that it is freely customizable, because it is an open-source Operating System. CentOS is used for production servers, for the reason that it is also very fast and takes negligible resources. What's more, you're able to install and run any web application, provided that it can run on a Linux computer system. When you use a CentOS-powered server, you can adjust any part of your Operating System in accordance with your preferences. The fact that CentOS is free does mean that you'll have to pay just for your server, and not for any kind of license fees, that will minimize your overall expenses. A vast team of developers and users stands behind CentOS, so that in case you ever encounter any problems, or you're simply unsure how to perform a particular task, you can find a solution in no time. An important advantage of the OS is also the fact that each release is officially supported and updated for no less than 10 years, so you'll always have a safe and stable software environment.