Tizen is a new project hosted at The Linux Foundation. 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. It is designed to address the future of HTML5-based applications across a variety of device types.

Tizen will support multiple device categories, such as smartphones, tablets, smart TVs, netbooks, and in-vehicle infotainment devices. It will be led by a technical steering team composed of Intel and Samsung.

You can expect the first release of Tizen and its SDK in the first quarter of 2012.