CentOS is one of the most widespread Linux-based server Operating Systems today. It is preferred by countless web hosting providers, because it's very stable, reliable and secure, not to mention that it can be customized freely, because it is an open-source OS. CentOS is used for production servers, for the reason that it's also very quick and takes negligible resources. On top of that, you can set up and run any web app, provided that it can run on a Linux computer system. If you use a CentOS-powered server, you are able to edit any part of the Operating System in accordance with your preferences. The fact that CentOS is absolutely free means that you will have to pay only for your server, and not for any kind of license fees, which will decrease your overall expenses. A vast team of developers and users is behind CentOS, therefore in case you ever experience any problems, or you're simply unsure how to perform a certain task, you will be able to find a solution quickly. An important advantage of the OS is also the fact that each version is officially supported and updated for a minimum of ten years, which means that you'll always have a safe and dependable software environment.