Ubuntu is a well-liked desktop Operating System, that uses the Linux kernel, and its server edition is getting very popular as well. The reason is that the operating system is amazingly light and it will function on almost any kind of hardware without any issues, utilizing its resources to the max. Ubuntu is also pretty reliable and secure and all Long-Term Support (LTS) versions are supported for at least 5 years, which warrants that you should have a secure and dependable software environment on your web hosting server all of the time. In addition, Ubuntu has one of the largest user communities around the world, which means that if you experience any issue or have any kind of question, you will find a number of resources on the Internet. Among the major advantages of this OS is that it contains thousands of software packages which can be freely changed in accordance with your needs and the needs of the apps that you intend to run, not to mention that you won't have to pay any license fees any time. In contrast, other OS's are paid and their code is not accessible, therefore it can't be changed.