Qt 5 Everywhere Demo
Qt is a cross-platform complete development framework with tools designed to streamline the creation of stunning native applications and amazing user interfaces for desktop, embedded and mobile platforms.
Application demonstrated in the video contains several Qt Quick 2 applications which you can launch by tapping the devices. This application highlights the versatility of Qt technology in bringing different user interface styles in several platforms and device types with one source code.
For more information about Qt, please refer to http://qt.digia.com/