"Sprout is the quick and easy way for anyone to build, publish, and manage widgets, mini-sites, mashups, banners and more." H. Rheingold testet Sprout Builder gerade für Unterrichtswidget; funktioniert zusammen mit Seesmic.
"While previous version of the API only let you build modules for Netvibes, UWA makes it possible for you to see your widget be used not only on Netvibes or on personnal websites, but also on many other platforms, both online or on the desktop."