123 Greetings
Ecards affiliate program for webmasters. Service includes hosting the card pages, providing the programming and offers a custom content feature.

Electronic Greetings
Offers a template-driven solution for e-greetings.

GreetSomeone.com
Offers customized greeting card pages.

Kangaroo Cards
A free hosted e-card resource for webmasters. Choose from a collection of public cards or create and upload original designs.

Postcard4Me
Free multimedia postcard program for webmasters.

Novabuilder
An electronic postcard system that online marketers can use to add the power of viral marketing.