Fat Free Customer Relationship Management (Fat Free CRM) isn't a weight loss program. It is a open source platform intended to drive innovation with a clean code concept. This turnkey product permits developers to use it as is or extend the CRMs operational management. Fat Free CRM gives developers and, eventually, sales representatives the ability to build customer-based campaigns and manage leads. The Search mechanism gives users the chance to scan information based on planned or started campaigns, contact opportunities added through a simple interface. Custom fields may be added to all screens to maximize as much data needed to gain and maintain customers. Designed for a small business with limited budget, Fat Free CRM is just that -- free. It can be installed on Windows, Mac OS, Linux, and Heroku platforms with easy to follow guides downloaded from the Fat Free CRM website. Numerous plugins are also available.