vTiger® Module Creator 

VTiger Module Builder is an extension that allows you to create custom modules within a few minutes. All custom modules are created to follow strict VTiger guidelines. In addition, if you purchase module builder with relationship addons, it will allow CRM admins to link together existing modules as well as new custom modules. It supports one-way, 1:M, and M:M relationships.

Version compatibility: 7.0, 7.1, 7.2, 7.3, 7.4