Ubuntu is a really popular OS, which uses the Linux kernel. Although it is used mainly on PCs, its server version has been gaining in popularity lately as well. Ubuntu is among the lightest Linux distributions available and it supports almost any kind of 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 will be able to get official safety and performance updates. Unlike alternative OS's, Ubuntu is distributed devoid of license fees and you can customize its core, as well as any of the countless packages it features, in any way you find fit. This allows you to install the proper software environment for all of your web applications regardless of their specifications. As a result of the popularity of the Operating System, Ubuntu has huge developer and user communities, so that you can always find find a lot of materials online related to any question or problem that you may have.