3DCart Shopping Cart is fully compatible with Google Base Shopping Engine!
 
You can list your products on Google Base for free. Unlike other online shopping sites, Google Base costs nothing. There's no spending account to set up and maintain. No cost-per-click. No cost, period.
 
You control your product information. Simply upload a new product feed at any time to ensure we're displaying the most accurate descriptions and promotions for your products.
 
All you need to access the Google Base Merchant Center is a Google Account. Your Google Account also lets you access Gmail, Google Groups, Google Answers, and other services.
 
For more information about Google Base visit: http://base.google.com