Ubuntu is a very popular OS, which makes use of the Linux kernel. Though it is used mainly on desktops, its server version has been rising in popularity nowadays as well. Ubuntu is one of the lightest Linux distributions you can get and it is compatible with almost any kind of hardware, that makes it a universal Operating System. It's also very stable and secure and has an a minimum of a 5-year support life cycle, so you'll be able to get official protection and performance updates. Unlike lots of other OS's, Ubuntu is distributed devoid of license fees and you can customize its core, and / or any of the numerous packages it comes with, in any way you see fit. This will allow you to install the ideal software environment for your web apps whatever their requirements. Because of the popularity of the Operating System, Ubuntu has large developer and user communities, which means that you'll always find find plenty of materials on the Internet about any question or problem that you may have.