Please select which version of Ext JS 4.0.7 you would like to download.Download for Ext JS 4.0.7 GPL Download for Ext JS 4.0.7 Commercial
To get started, unzip the archive to your local web server and navigate to
http://localhost/your-ext-install/ to view the documentation and complete working examples. Any samples that use Ajax will need to be on an web server in order to work correctly.
First timers, be sure to read the handy Getting Started Guide.
Join the Community
Register for free on the Sencha Forum and you join our growing community of over 480,000. The forum is a great place to ask questions, help others, and showcase your apps.
Download Sencha Cmd, the command-line tool to scaffold and build your next Ext JS app for Mac, Windows and Linux.