Ubuntu is a very popular OS, that employs the Linux kernel. Although it is used mainly on personal computers, its server version has been gaining in popularity these days as well. Ubuntu is among the lightest Linux releases out there and it's compatible with almost any hardware, that makes it a universal OS. It is also very stable and secure and has an at the very least a 5-year support life cycle, so you can receive official safety and performance updates. Unlike various other OS's, Ubuntu is distributed with no license fees and you will be able to customize its core, as well as all of the thousands of packages it features, in any way you see fit. This will enable you to install the best software environment for all of your web applications regardless of their specifications. Due to the popularity of the Operating System, Ubuntu has large developer and user communities, so you'll always find find numerous materials on the web about any question or problem which you might have.