Windows 8 (their newest addition) elements and components by dragging and dropping from a wide wireframing library. A great number of wireframe samples from their libraries can be seen in their extensive flickr stream . The transition between these two views also happen pretty seamlessly as well which adds to the experience. As users zoom back out to the screen flow design view, all of the links between pages are explicitly made visible as directional arrows -- something I've come to like and also very much do in my personal style while designing. Other features also include the ability to incorporate gestures and design for hand-held devices. Out of the box screens are available for a number of mobile platforms, with precanned components for iPhone, iPad, Android, and Windows 8. For those designers that wish to work with their own assets, the tool also allows to upload custom images for use across screens. Mockups can also be previewed and exported as HTML, PNGs or PDF. With the tool being native in the browser, a degree of collaboration and sharing is also possible. More so, the guys have also release an Android App to allow previewing of your work, as well as the ability to setup and scan QR codes related to projects. I've decided to do a screencast of How I Sketch and the style that came to be known as the Interactive Sketching Notation . It's around 13 minutes in length going over the basic concepts, some of the