Ubuntu is an exceptionally popular OS, that makes use of the Linux kernel. Though it is used primarily on PCs, its server version has been becoming more popular recently as well. Ubuntu is among the lightest Linux distributions available and it supports almost any kind of hardware, which makes it a universal Operating System. In addition, it is very stable and secure and has an a minimum of a 5-year support life cycle, so you will be able to get official security and performance updates. Unlike many other Operating Systems, Ubuntu is distributed devoid of license fees and you will be able to modify its core, or all of the numerous packages it features, in any way you find fit. This allows you to install the right software environment for all of your web apps regardless of their specifications. Due to the popularity of the OS, Ubuntu has huge developer and user communities, so you can always find find plenty of materials on the world wide web about any question or problem that you might have.