Here are the features TFR web foundation provides.

* Client Sign Up with User Invite
* Standard Email invite and authentication
* Separate client databases for each client (with encrypted authentication)
* Operates on Apache/IIS with MySQL/SQLServer (provisions for other DBs)
* AJAX components for modern interface development
* Guidelines for developing voice and web applications using PHP/AJAX
* Telephone applications ready to deploy
* Easily re-brandable (white label-able)
* Tracking of resource usage with built in billing reports
* jQuery used increasingly within custom applications (code examples available)
* Support for managing and playing MP3 recordings etc
* Built in application menu-ing system
* Credit card purchasing portal and processing application (using PayPal)
* Twitter interface (using oAuth)
* Media management for all uploaded and derived media
* CSS
* Affiliate application
* Conversations system
* Lockout, time-out, and auto log-off security
* Defineable sentence system
* Company and User Sign up routines with integration to social network and voice solutions
* Integrated menu system defined client by client
* Outline and display systems to make page building easier

Downloads, screen shots are found in the announcement section of this forum, and in the teleflow.org wiki for TeleFlowRelay found:

http://teleflow.org/wiki/?title=TeleFlowRelay