Distill Web Monitor - Distill is a web monitoring tool. It can monitor RSS feeds, a webpage or a part of webpage. Alerts in the form of pop-up, audio or emails can be received.
RSS.app - Monitor the web the way YOU want to.
Digg - Digg delivers the most interesting and talked-about stories on the Web right now.
FetchRSS - Generate RSS out of any website.
NewsBlur - NewsBlur is a personal news reader that brings people together to talk about the world.
PolitePol - Online tool for creation of RSS feeds for any web page