CentOS is one of the preferred Operating Systems for web hosting servers. It's one of the countless Linux distributions available, but what differentiates it from all of the others is the long-term support, which guarantees that you'll always have a dependable and risk-free Operating System. Each CentOS version that is released is supported for a decade, that's much longer than with any other OS on the market. CentOS also has a much larger developer community than other distributions, so in case you encounter any kind of problem or have some questions, you will be able to quickly get the information that you need. CentOS is considered to be among the best server Operating Systems, since it is very stable and secure, that makes it very reliable even if you host private data. Considering that it is open-source, you will be able to modify any 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, because you will not need to pay license fees of any type.