If you're an existing Sencha GXT 3.x commercial customer or Ext GWT 2.x commercial customer with a valid Standard or Premium support subscription, you may download Sencha GXT 3.1.0 from this page.
Before you download, please note the following:
With a Standard or Premium support subscription, you receive one year of subscription rights that give you the right to obtain all major and minor version upgrades free of charge for 12 concurrent months.
If you have not purchased a Sencha GXT commercial license or do not have a valid Sencha GXT support subscription, you are not entitled to the commercial version of Sencha GXT 3.1.0. You must purchase a new Sencha GXT license to obtain rights to the commercial version of the software.