CentOS is short for Community Enterprise OS. This is one of the best Linux distributions for servers and it's regarded as one of the most dependable and protected Operating Systems available. CentOS is open-source software, which means that you will be able to personalize it in any way you see fit, adding and removing packages or altering the program code of all of them. It's also free to distribute and use, so you will not need to pay any kind of license fees, which means that the total price that you will have to pay for a server making use of CentOS will be much lower than the price for a server working with another OS. What makes CentOS stand out among other Linux distributions is its huge developer community, that will help you discover the answer to any kind of question or problem you have. Furthermore, each version which is released officially is supported for a decade, which is much longer than with any alternative OS. This means routine safety and stability updates which will provide a great software setting for all of your web applications in the long run.