Yes, either you or your customer will need to purchase licenses for the framework. Generally, your customer must purchase enough licenses to cover your developers and any of their developers updating or maintaining the application. For example, if you use 6 developers to create the application and your customer will support the application with 3 […]
You can renew your support for your Ext JS license now (which will be backdated to the expiry date), and you will obtain the rights to the latest version of Ext JS during the term of your support subscription. To renew your support subscription, email firstname.lastname@example.org for a quote.