Ubuntu is a very popular OS, that employs the Linux kernel. Though it is used mainly on desktop machines, its server version has been rising in popularity these days as well. Ubuntu is among the lightest Linux releases out there and it's compatible with almost any kind of hardware, which makes it a universal OS. It's also very stable and secure and has an no less than a 5-year support life cycle, so you are able to get official safety and performance updates. Unlike numerous other Operating Systems, Ubuntu is distributed without any license fees and you are able to modify its core, or all of the numerous packages it comes with, in any way you see fit. This will enable you to set up the ideal software environment for all of your web applications whatever their requirements. Because of the popularity of the Operating System, Ubuntu has huge developer and user communities, so that you will always find lots of materials on the world wide web regarding any question or problem which you might have.