7Print, Inc.  
   Design free greeting cards with an online design utility and print them for immediate use or place an order for professionally designed greeting cards.
   http://www.7print.com/

Printfree.com  
   Free cards to print or download, for holidays and other occasions.
   http://www.printfree.com/index.htm

Craft Creations Greetings Card Blanks  
   Greetings card blanks and other products for craftworkers and artists. Craft creations magazine for everyone interested in making greetings cards.
   http://www.craftcreations.com/Cards/cards.html#

Ecardiy  
   Make and send musical greeting cards easily and quickly using a guided operations graphical interface. Users can change font, color or style of greeting messages, support true color. FAQs, support, download free trial. [Windows]
   http://www.ecardiy.com/

About.com Desktop Publishing: Cards & Invitations  
   How-to articles, tips, links to software for creating cards and invitations.
   http://desktoppub.about.com/cs/cardsenvelopes/

Printable Greeting Cards  
   Design printable greeting cards, photo prints directly from the web. Membership is required to access software, fonts and galleries of printable designs.
   http://www.picturebuzz.com/

Birthday Bash  
   Create birthday invitations and greeting cards with user art.
   http://www.winslowpress.com/newsite/rrita/RR_root1/rr_book1/birthdaybash/birthdaybash.cfm

Fun Vouchers  
   Print occasion gift promise certificates.
   http://www.fun-vouchers.org.uk