CentOS is one of the preferred Operating Systems for website hosting servers. It's one of the numerous Linux releases out there, yet what differentiates it from all the others is the long-term support, which ensures that you will always have a dependable and secure OS. Each CentOS version that is released is supported for 10 years, that's much longer than with another OS on the market. CentOS also has a much more numerous developer community than other distributions, therefore in case you encounter any kind of problem or have any questions, you will be able to quickly find the information which you need. CentOS is widely known as one of the best server Operating Systems, due to the fact that it is very stable and secure, which makes it really reliable even if you host sensitive data. Since it is open-source, you will be able to modify each and every part of it and customize it according to your needs, not to mention that the overall cost for a CentOS-based server will be lower, because you won't need to pay license fees of any sort.