CentOS is one of the most sought after Linux-based server Operating Systems on the market. It's preferred by countless website hosting suppliers, as it's 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, because it is also very quick and takes minimal system resources. In addition, you're able to set up and run any web application, as long as it can function on a Linux computer system. When you use a CentOS-powered server, you're able to adjust any part of your Operating System in accordance with your requirements. The fact that CentOS is free also means that you'll have to pay only for your server, but not for any kind of license fees, which will lower your overall expenses. A large team of developers and users is behind CentOS, therefore if you ever have any kind of problems, or you are simply unsure how to perform a certain task, you will be able to discover a solution quickly. A significant advantage of the OS is also the fact that each and every version is officially supported and updated for no less than 10 years, which means that you'll always have a safe and stable software environment.