Design SurfacePopfly is the fun and easy way to build and share mash-ups, gadgets and Web pages using pre-built “Blocks” that connect to online services.

In this video, you can see Popfly in action. For example, how to create a Twittler, Virtual Earth, and GeoName mash-up visually with no coding at all. Parts of Popfly application was built using Silverlight.

For more information on Popfly, check out: