CentOS is an abbreviation for Community Enterprise OS. This is one of the top Linux releases for servers and it is regarded as being one of the most stable and protected Operating Systems available. CentOS is open-source software, so you can customize it in whatever way you see fit, adding and removing packages or modifying the program code of all of them. It's also free to distribute and use, so you won't have to pay any license fees, which means that the total price that you will need to pay for a server making use of CentOS will be lower than the price for a server running an alternative OS. What makes CentOS unique among various other Linux releases is its huge developer society, which will help you discover the answer to any question or problem you might have. Furthermore, each version that is released officially is supported for ten years, that's is a lot longer than with any alternative operating system. What this means is ordinary protection and stability updates which provides a dependable software setting for all of your web applications in the long run.