Easily build ExtJS 4 Grid and Form-Panels
from your existing model definitions.
This will helping you create beautiful prototypes in minutes. And it's completly free and open source!
The simplest option to scaffold a fully editable grid is:
Code:Ext.create('Ext.grid.Panel', { title: 'User Grid with full CRUD support', renderTo: 'content', scaffold: 'MyApp.model.User' });
bancha-scaffold-demo.jpg
Find out more on
http://scaffold.banchaproject.org/