Ubuntu is a very popular Operating System, that uses the Linux kernel. Although it is used primarily on PCs, its server version has been gaining in popularity recently as well. Ubuntu is one of the lightest Linux releases available and it is compatible with almost any hardware, which makes it a universal Operating System. In addition, it is very stable and secure and has an at the very least a 5-year support life cycle, so you are able to receive official protection and performance updates. Unlike alternative Operating Systems, Ubuntu is distributed without license fees and you will be able to modify its core, and / or all of the countless packages it comes with, in any way you find fit. This will enable you to install the right software environment for your web applications irrespective of their specifications. Because of the popularity of the Operating System, Ubuntu has large developer and user communities, so you can always find find numerous materials on the Internet related to any question or problem which you might have.