Offers free online blog creation and hosting service, includes automated weblog publishing tool.

http://www.blogger.com [ free online blog ]

    A web-based personal news aggregator that can be used in place of a desktop client. Users can chose several feeds and display it on a simple unique interface.

http://www.bloglines.com/ [ personal news aggregator ]

    FeedBurner is the market-leading feed management. Allows blog owners and podcasters the ability to manage RSS feeds and track usage of their subscribers.

http://www.feedburner.com/ [ manage RSS feeds ]

    FeedBlitz is a service that monitors blogs, RSS feeds and Web URLs to provide greater reach for feed publishers. FeedBlitz takes all the headache out of converting feed and blog updates into email digests, delivered daily to subscribers inboxes. FeedBlitz manages subscriptions, circulation tracking, testing, and is compatible with all major blogging platforms and services

http://www.feedblitz.com/ [ feed publishers ]