CentOS is among the most sought after Linux-based server Operating Systems out there. It is preferred by a large number of hosting suppliers, as it is very stable, secure and reliable, not to mention that it is freely customizable, since it is an open-source OS. CentOS is used for production servers, as it is also very fast and takes minimal resources. What's more, you'll be able to set up and run any kind of web app, as long as it can run on a Linux equipment. If you use a CentOS-powered server, you are able to adjust any part of your Operating System according to your needs. The fact that CentOS is free also means that you will need to pay only for your server, and not for any license fees, which will decrease your overall expenses. A vast group of developers and users is behind CentOS, therefore in case you ever encounter any problems, or you are simply unsure how to perform a particular task, you'll be able to find a solution in no time. An important advantage of the OS is also the fact that every single release is officially supported and updated for a minimum of ten years, which means that you will always have a secure and stable software environment.