SendSafe is an enterprise level product written in C++, ASP, and Java with over 10 years of engineering packed inside. We developed SendSafe to supply the capabilities we need, from QuickBuy to e-coupons to full support for digital payloads and B2B.
SendSafe is based on an open inclusion customization model, resulting in a product that is constantly evolving and gaining the new capabilities most desired by online businesses.
Full C++/ASP source code for SendSafe is available for licensing and sale (pricing and details). The full uncommented source code for the ASP GUI is free with purchase of SendSafe.