CentOS is among the most sought after Linux-based server Operating Systems nowadays. It is employed by lots of website hosting providers, as it is 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, as it's also really quick and takes minimal system resources. What's more, you're able to install and run any kind of web app, provided that it can operate on a Linux computer system. When you use a CentOS-powered server, you're able to update any part of your Operating System according to your specifications. The fact that CentOS is free of charge also means that you'll need to pay for your server, but not for any license fees, that will reduce your overall expenses. A large group of developers and users stands behind CentOS, therefore if you ever have any kind of problems, or you're simply not sure how to perform a certain task, you'll be able to discover a solution quickly. An important advantage of the OS is also the fact that every release is officially supported and updated for no less than 10 years, which means that you will always have a secure and dependable software environment.