Ubuntu is a very popular Operating System, which employs the Linux kernel. Even though it's used primarily on personal computers, its server version has been gaining in popularity these days as well. Ubuntu is one of the lightest Linux distributions out there and it's compatible with almost any kind of hardware, which makes it a universal Operating System. It is also very stable and secure and has an a minimum of a five-year support life cycle, so you'll be able to get official safety and performance updates. Unlike lots of other OS's, Ubuntu is distributed devoid of license fees and you are able to customize its core, and / or all of the thousands of packages it comes with, in any way you find fit. This enables you to set up the optimal software environment for all of your web apps irrespective of their requirements. As a result of the popularity of the Operating System, Ubuntu has vast developer and user communities, which means that you will always find lots of materials on the Internet regarding any question or problem that you may have.