Ubuntu is a widely used desktop Operating System, that uses the Linux kernel, and its server edition is getting very popular as well. The main reason is the fact that the OS is really light and it can 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 of the Long-Term Support (LTS) releases are supported for a minimum of five years, which warrants that you should have a safe and dependable software environment on your hosting server all the time. In addition, Ubuntu has one of the largest user communities worldwide, so if you experience any issue or have any kind of question, you will discover a number of resources on the Internet. One of the main advantages of this OS is that it features thousands of software packages which can be easily changed in accordance with your needs and the needs of the apps which you need to run, not to mention that you will not have to pay any kind of license fees at any time. In comparison, other Operating Systems are paid and their code is not accessible, therefore it cannot be changed.