Ubuntu is a widely used desktop OS, that uses the Linux kernel, and its server edition is getting quite popular too. The main reason is the fact that the operating system is really light and it will function on almost any kind of hardware with no issues, utilizing its resources to the fullest. Ubuntu is also very reliable and secure and all the Long-Term Support (LTS) versions are supported for a minimum of five years, which warrants that you should have a secure and dependable software environment on your hosting server all the time. Also, Ubuntu has one of the largest user communities on earth, which means that if you experience any issue or have any kind of question, you'll discover numerous resources on the net. Among the basic benefits of this Operating System is the fact that it contains tens of thousands of software packages which can be easily 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 any time. In comparison, other Operating Systems are paid and their code isn't accessible, therefore it can't be changed.