CentOS is among the most widespread Linux-based server Operating Systems out there. It is used by numerous web hosting service providers, since it's very stable, reliable and secure, not to mention that it can be customized freely, because it's an open-source OS. CentOS is used for production servers, as it is also very quick and takes negligible resources. Also, you will be able to set up and run any kind of web app, as long as it can function on a Linux device. If you use a CentOS-powered server, you're able to customize any part of the Operating System in accordance with your specifications. The fact that CentOS is free also means that you will need to pay for your server, and not for any kind of license fees, which will cut down your overall expenses. A large community of developers and users is behind CentOS, and in case you ever experience any kind of problems, or you're simply not sure how to perform a specific task, you can discover a solution right away. An important benefit of the OS is also the fact that each version is officially supported and updated for no less than ten years, so you'll always have a secure and stable software environment.