Ubuntu is a widespread desktop OS, that uses the Linux kernel, and its server edition is getting really popular too. The reason is that the operating system is extremely light and it'll run on almost any hardware without issues, utilizing its resources to the maximum. Ubuntu is also very reliable and secure and all of the Long-Term Support (LTS) versions are supported for a minimum of five years, which guarantees that you will have a risk-free and dependable software environment on your website hosting server all of the time. In addition, Ubuntu has one of the largest user communities on earth, which means that if you experience any problem or have any question, you'll discover numerous resources online. One of the major advantages of this Operating System is the fact that it contains a great number of software packages that can be freely adjusted according to your needs and / or the requirements of the apps that you wish to run, not to mention that you won't have to pay any kind of license fees at any time. In comparison, other Operating Systems are paid and their program code is not accessible, which means that it cannot be changed.