Trail me with zeros!
My Love for ExtJs
I love ExtJs. It is truly a butt kicking framework.
So, yes ExtJs is one of the frameworks I use on a daily basis. ExtJs is a pretty well sized framework to build Enterprise Applications or as a matter of fact just about any application. Learning curve is steep but rewards are enormous.
Assuming . . .
Cover image credit: http://flickr.com/photos/dpbirds/