Debian is a Linux release, which is widely used for desktop machines, however it's been gaining in popularity as a server Operating System during the last couple of years too. It is really dependable and safe, due to the fact that fixes are released within a few days after a problem is discovered. Debian has a vast support community, so if you have any questions or issues with the OS or with any of the 30,000+ packages it comes with, you will be able to contact the developers without delay through email using special e-mail lists and receive a response within 15-20 min. The Debian community gives you the top level of support possible, because all your questions will be handled by exactly the same people that built Debian in the first place, so they have a thorough knowledge of how their own system operates. As the Operating System is free to use and distribute, no license charges will be added to your website hosting fees and you can change the program code files and any other software that you install with no restrictions, to optimize the software environment for your Internet sites. In addition, Debian performs really well on any hardware, because it is light and efficient and does not require much memory.