CentOS is one of the most widely used Operating Systems for web hosting servers. It is one of the many Linux releases out there, but what differentiates it from all of the rest is its long-term support, which guarantees that you will always have a dependable and safe OS. Each CentOS version that is released is supported for ten years, that is considerably longer than with any other OS on the market. CentOS also has a much more numerous developer community than other distributions, therefore if you encounter any kind of problem or have some questions, you'll be able to quickly discover the information which you need. CentOS is considered to be among the best server Operating Systems, because it's very stable and secure, that makes it very reliable even if you host sensitive info. Because it is open-source, you're able to modify every part of it and personalize it according to your requirements, not to mention that the total cost for a CentOS-based server will be lower, since you won't need to pay license fees of any sort.