Ubuntu is free. Always has been and always will be. From the operating system to security updates, storage to software. Ubuntu is fast to load, easy to use, available in most languages and accessible to all.

Ubuntu applications are all free and open source – so you can share them with anyone you like,...

Tizen is a new open source project that is the home of the Tizen software platform, a mobile and device operating system based on Linux and other popular upstream projects. Tizen will support multiple device categories, such as smartphones, tablets, smart TVs, netbooks, and in-vehicle infotainment devices....