• Froogle Feeds
• BizRate Feeds
• Shopping.com Feeds
• Shopping Feeds
• MSN Shopping
• Yahoo Shopping
• NexTag Shopping
• PriceGrabber Feeds
• Services

Froogle:
Developed by Google, Inc. One of the most promising price comparison sites to date.

BizRate:
One of the largest price search sites. Over 30 million products listed.

Shopping.com:
Child of Dealtime and Epinions, now merged to provide you with three shopping search engines that feature your products separately, yet the same.

Yahoo Shopping:
Complete Yahoo Shopping data feed creation and maintenance solutions.

MSN Shopping:
Complete MSN Shopping data feed creation and maintenance solutions.

NexTag Shopping:
Complete NexTag data feed creation and maintenance solutions.

PriceGrabber Shopping:
Complete PriceGrabber data feed creation and maintenance solutions.