Ubuntu is a preferred desktop Operating System, that uses the Linux kernel, and its server edition is getting really popular too. The reason is that the OS is really light and it will run on almost any hardware without issues, utilizing its resources to the maximum. Ubuntu is also pretty reliable and secure and all the Long-Term Support (LTS) editions are supported for a minimum of five years, which guarantees that you will have a risk-free and dependable software environment on your hosting server all of the time. In addition, Ubuntu has one of the biggest user communities globally, which means that if you experience any issue or have any question, you'll find a number of resources on the net. Among the main advantages of this OS is the fact that it features thousands of software packages that can be freely adjusted in accordance with your needs as well as the requirements of the applications which you wish to run, not to mention that you will not have to pay any kind of license fees at all. In comparison, other Operating Systems are paid and their program code isn't accessible, thus it cannot be changed.