vtiger CRM supports many extensibility and configurability options to allow you to adapt your CRM solution to your specific business needs.

Product Customization and Configurability

A number of product configurability and customization tools are available in vtiger so that administrators can customize vtiger CRM as needed.  Some of these capabilities include

• Add new custom fields in the user interface forms as per your organization requirements
• Customize tabs using drag & drop so that modules that are relevant to sales process can be shown
• Specifying allowed values in drop-down fields
• Change the look and feel of the user interface using customizable themes

Product Extensibility

• A number of add-ons are available for vtiger CRM, both from the vtiger team and from the vtiger community
• vtiger CRM makes APIs available to allow you to integrate with other applications, or add new functionality to meet your needs.
• vtiger CRM is completely open source, andoffers full freedom to users to modify thier installation to their needs.

vtiger CRM has many enhancements in the works to further simplify the creation of new modules and functionality.  With the ongoing enhancements to the Web Services APIs, there will soon be many new and simpler ways to extend and adapt vtiger to your needs.

In cases where you need additional functionality not available in vtiger, vtiger customization services is available to develop the new functionality as required.