Autoblogger Pro - uses RSS to syndicate posts from any RSS/XML enabled site (blogs, newssites etc) into your own, allowing you to get content rich sites with a lot of text the se’s love to spider. The software is so easy to use that literally you will have a content rich, and search engine friendly site, within minutes of starting with Autoblogger Pro

Feeds2Be - a web service that generates RSS feeds for websites who don't have any

Endo is an aggregator that you can use to stay up to date on your favorite news sites and weblogs. Version 1.0.22: Skipping to next unread item now does not expand all subscriptions. Unsubscribe ctxt menu command. Uniform scrolling is now an option with tab key switching from list to viewer. Fixed bug with empty title strings that affected syncing. Mac OS X 10.4 or later

The Daily Perspective, a free electronic publication from NewspaperARCHIVE.com that connects today’s headlines in history to newspaper articles from the past, is now available via RSS (Really Simple Syndication)

Collectik.net - helps you find, manage, mix and share media (audio and video) on the net. It's like mixtapes for podcasts, allowing you to make custom RSS feeds of just what you want to download - anyone (including you) can subscribe to that feed in your podcatcher to get a custom feed of podcasts. Collectik is also a community of audio and video lovers, and it helps you find great content from other Collectik users and Friends. It combines the power of social bookmarking tools, web-based RSS aggregators, and desktop podcatchers