Ubuntu is a widespread desktop OS, that uses the Linux kernel, and its server version is getting really popular as well. The reason is that the OS is very light and it will run on almost any kind of hardware with no issues, utilizing its resources to the fullest. Ubuntu is also very reliable and secure and all Long-Term Support (LTS) versions are supported for a minimum of 5 years, which guarantees that you should have a safe and dependable software environment on your hosting server all of the time. In addition, Ubuntu has one of the largest user communities globally, which means that if you experience any problem or have any question, you will discover lots of resources on the net. Among the key advantages of this OS is the fact that it includes tens of thousands of software packages that can be easily adjusted according to your needs and the needs of the applications which you need to run, not to mention that you won't have to pay any license fees at any time. In comparison, other OS's are paid and their program code isn't accessible, therefore it can't be changed.