CentOS is one of the most widely used Operating Systems for website hosting servers. It's one of the many Linux releases in existence, however what distinguishes it from all of the rest is the long-term support, which ensures that you'll always have a reliable and risk-free Operating System. Every CentOS version that is released is supported for 10 years, that is much longer than with another OS available. CentOS also has a much larger developer community than other distributions, so if you encounter any kind of problem or have some questions, you can quickly discover the information which you need. CentOS is regarded as one of the best server Operating Systems, due to the fact that it is very stable and protected, that makes it really reliable even if you host sensitive data. Considering that it is open-source, you are able to modify every part of it and personalize it according to your needs, not to mention that the total cost for a CentOS-based server will be lower, because you won't have to pay license fees of any type.