Kevin Lynch’s Web 2.0 Keynote & Flash Catalyst Demo
Kevin Lynch building a full application using Illustrator, Flash Catalyst (pre Beta), and Flex Builder. Flash Catalyst in action!

Sprout Builder

Sprout is the quick and easy way for anyone to build, publish, and manage widgets, mini-sites, mashups, banners and more.

It’s has a visual builder that is rather intuitive, and allows users to connect components to services. Good stuff.

Fabrik - A Visual Programming Environment
Very cool, very early visual programming tool from Apple.