Tools for rapid prototyping: a webapp in 1 week
durdn.com
durdn.com
also +1 for Blueprint CSS as well. This finally got me out of CSS hell.
Its much better to let people get their feet wet with out jumping through the hoop of a sign-up.
Maybe I could rephrase "well documented" in: given the clarity and the good structure of the code I did not have problems finding my way around.
I've never been a huge fan of this approach. I like Django because it removes some of the annoying parts of creating a web app, but I don't like when the user registration, commenting, profiles, avatars, and more site-specific functionality like "groups/message boards" are pre-built for me
In the basic project fewer things are provided, like registration with openid support and email validation. In addition there's a structure to create your menus and submenus.
So far I found it a very good starting point for my development and not obtrusive at all.
Adobe has a Thermo but it's still in labs. http://labs.adobe.com/wiki/index.php/Thermo
At present we are not ready for public consuption, early early pre-alpha