vtlib is a library to ease new module development for vtiger CRM. Developers can use vtlib to develop vtiger CRM modules that add new functionality to vtiger CRM.

vtigerforms extension for Joomla provides client form that integrates with Webforms module of vtiger CRM

vgcal extension provides the integration of vtiger Calendar with your Google Calendar.

Integrate vTiger with Joomla and Community Builder. Use Joomla with Community Builder as your Customer Portal. Works with Joomla 1.0.15 and vTiger 5.0.4. Build vTiger forms, create/edit tickets, and create contacts when user registers in Joomla!

vtiger_forms is a Drupal module that provides the ability to capture visitor details with a basic form and integrates with Webforms module of vtiger CRM.

Google Gadget for vtiger CRM

JoomTiger is a Joomla and vTiger CRM integration component. The main objective of this component development was to "KISS (Keep It Simple Stupid)". Just install & Press the Synchronise Button, Thats all it needed to integrate Joomla & vTiger CRM.

Zen Cart Integration for vtiger CRM will bring integrity to your business by keeping your inventory, customer and order information in your online stores and vtiger CRM synchronized.

osCommerce Integration for vtiger CRM will bring integrity to your business by keeping your inventory, customer and order information in your online stores and vtiger CRM synchronized.

The component is for serious marketers who are looking for tools to build their client base. The component helps marketers capture vital website visitor information and then store is as Vtiger leads or contacts. This is a commercial extension.