CentOS is one of the most preferred Linux-based server Operating Systems today. It is employed by lots of website hosting providers, since it is very stable, reliable and secure, not to mention that it is freely customizable, because it is an open-source OS. CentOS is used for production servers, because it's also very fast and takes negligible system resources. What's more, you are able to install and run any kind of web application, as long as it can run on a Linux computer system. If you use a CentOS-powered server, you can modify any part of the Operating System in accordance with your needs. The fact that CentOS is free means that you will have to pay just for your server, and not for any license fees, which will minimize your overall expenses. A large team of developers and users stands behind CentOS, so that if you ever experience any kind of problems, or you're simply unsure how to perform a specific task, you will be able to discover a solution very quickly. A significant advantage of the OS is also the fact that each and every release is officially supported and updated for no less than 10 years, so that you will always have a secure and dependable software environment.