CentOS is one of the most widely used Linux-based server Operating Systems nowadays. It's used by lots of web hosting suppliers, because it's very stable, secure and reliable, not to mention that it is freely customizable, because it's an open-source OS. CentOS is used for production servers, because it is also very fast and takes minimal system resources. In addition, you will be able to set up and run any kind of web app, as long as it can operate on a Linux computer system. When you use a CentOS-powered server, you'll be able to modify any part of the Operating System in accordance with your preferences. The fact that CentOS is provided for free also means that you'll have to pay for your server, and not for any license fees, that will minimize your overall expenses. A huge team of developers and users stands behind CentOS, so that in case you ever encounter any problems, or you are simply not sure how to perform a particular task, you will be able to find a solution in no time. An important benefit of the OS is also the fact that every version is officially supported and updated for no less than ten years, which means that you will always have a safe and stable software environment.