Feedzz it's a semantic feed aggregator. It crawls the most popular feeds (based on different categories), reading the post entries and auto-tagging the entries using OpenCalais. Once the user selects an entry, he/she can find out related entries using the semantic terms as connectors.The information is classified under topics, people and places.

Users can suscribe to existing feeds, submit new ones or upload OPML files. Search and semantic terms can be stored as shortcuts available in the profile page and by webmail.

Users can vote up&down,  share posts (mail and twitter) , and bookmark. posts organizing the post entries in folders.

There is a list of popular blogs by category. User suscription to blogs will made up which blog is more popular (top 10).

The information is available through RSS, IM clients(Google talk and MSn) and embeddable widgets that users can embed in the web pages or blogs