CentOS is one of the most widely used Linux-based server Operating Systems on the market. It is used by a lot of hosting suppliers, because it's very stable, reliable and secure, not to mention that it can be customized freely, since it is an open-source OS. CentOS is used for production servers, for the reason that it is also really quick and takes minimal resources. What's more, you'll be able to install and run any kind of web application, as long as it can function on a Linux computer system. If you use a CentOS-powered server, you are able to modify any part of the Operating System in accordance with your preferences. The fact that CentOS is free also means that you will have to pay just for your server, and not for any license fees, that will lower your overall expenses. A vast group of developers and users stands behind CentOS, so if you ever experience any problems, or you're simply not sure how to perform a certain task, you'll be able to discover 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 no less than 10 years, so you will always have a secure and stable software environment.