Need a complete, open-source back-office and customer self-service solution?
The Freeside software includes support for credit card and electronic check
-processing with USAePay and over 50 other gateways, invoicing, credit card and
-electronic check processing, integrated trouble ticketing, and customer signup
-and self-service web interfaces.
+processing with USAePay and over 50 other gateways, invoicing, integrated
+trouble ticketing, and customer signup and self-service web interfaces.
http://freeside.biz/freeside/