CentOS is short for Community Enterprise OS. This is one of the top Linux releases for servers and it's well known as one of the most dependable and protected Operating Systems available. CentOS is open-source software, which means that you're able to customize it in any way you see fit, adding and removing packages or altering the code of all of them. It's also free to distribute and use, so you won't need to pay any license fees, meaning that the overall price that you'll have to pay for a server making use of CentOS will be cheaper as compared to the price for a server working with some other OS. What makes CentOS stand out among other Linux releases is its huge developer society, that will help you discover the reply to any kind of question or problem you have. What's even more, each version that's released officially is supported for 10 years, that's is longer than with any other operating system. This means frequent protection and stability updates that provides a dependable software environment for your web apps in the long run.