CentOS is amongst the most widespread Linux-based server Operating Systems on the market. It is preferred by countless hosting service providers, since 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, as it is also really quick and takes minimal system resources. Also, you will be able to set up and run any web app, as long as it can run on a Linux machine. When you use a CentOS-powered server, you are able to edit any part of your Operating System according to your needs. The fact that CentOS is free also means that you'll need to pay only for your server, but not for any license fees, which will minimize your overall expenses. A vast group of developers and users stands behind CentOS, therefore if you ever experience any problems, or you are simply not sure how to perform a particular task, you'll be able to discover a solution very quickly. An important benefit of the OS is also the fact that every single release is officially supported and updated for at least 10 years, so that you'll always have a secure and stable software environment.