Ubuntu is a preferred desktop OS, that uses the Linux kernel, but its server release is getting quite popular too. The main reason is that the operating system is amazingly light and it will function on almost any hardware without any issues, utilizing its resources to the max. Ubuntu is also pretty reliable and secure and all the Long-Term Support (LTS) editions are supported for a minimum of 5 years, which guarantees that you will have a protected and stable software environment on your web hosting server all of the time. In addition, Ubuntu has one of the biggest user communities on earth, which means that if you experience any difficulty or have any question, you will find lots of resources on the Internet. Among the major benefits of this OS is the fact that it includes a great number of software packages which can be easily changed in accordance with your needs and / or the requirements of the apps which you wish to run, not to mention that you won't have to pay any kind of license fees any time. In comparison, other OS's are paid and their code isn't accessible, which means that it cannot be changed.