CentOS is amongst the most widespread Linux-based server Operating Systems available on the market. It's preferred by a lot of web hosting service providers, because it's very stable, secure and reliable, not to mention that it can be customized freely, since it's an open-source OS. CentOS is used for production servers, because it is also really quick and takes negligible system resources. Also, you will be able to install and run any kind of web application, provided that it can operate on a Linux device. When you use a CentOS-powered server, you will be able to customize any part of the Operating System in accordance with your preferences. The fact that CentOS is absolutely free does mean that you'll need to pay only for your server, and not for any license fees, which will reduce your overall expenses. A huge group of developers and users is behind CentOS, so that in case you ever encounter any problems, or you're simply unsure how to perform a specific task, you'll be able to find a solution right away. An important advantage of the OS is also the fact that each version is officially supported and updated for at least 10 years, which means that you will always have a secure and dependable software environment.