CentOS is one of the most widely used Linux-based server Operating Systems available on the market. It is employed by lots of hosting service providers, because it is very stable, reliable and secure, not to mention that it is freely customizable, because it's an open-source OS. CentOS is used for production servers, for the reason that it is also very quick and takes negligible resources. In addition, you will be able to set up and run any web application, provided that it can function on a Linux device. When you use a CentOS-powered server, you can change any part of your Operating System according to your needs. The fact that CentOS is provided for free does mean that you'll need to pay just for your server, and not for any license fees, which will decrease your overall expenses. A large community of developers and users stands behind CentOS, and in case you ever experience any problems, or you're simply unsure how to perform a specific task, you will be able to find a solution very quickly. 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, so that you'll always have a secure and stable software environment.