Automated Call Capabilities

Can asterick implement an outbound automated call server? I wonder if Asterick can make automated calls like the commerical services below.

electionmall.com/promote/roboPhoneCalls.asp
gopcalls.com/

If there is no capability, which open source software can do automated cals. Any clues appreciated. Thank you.

Have a look at VikiDial
vicidial.com/
voip-info.org/wiki/view/VICIDIAL+Dialer
eflo.net/vicidial.php

It is open source.