open-source and ext usage in website

[buliggi]

I have to realize a CMS system for a website of a food store, I want to understand how to use ext js

Open-source license allow me to use ext js to implement the system? i have not to make modification to ext js code, i have only to use ext code to implement the CMS system

[mjlecomte]

Questions about licensing are answered via email, not in forums:
mailto:licensing@extjs.com