Web Based RSS Feed Readers

Online feed readers (feed aggregators) have become very popular mainly because they provide access to your feeds whereever you are. They are generally slower and not as flexible as desktop feed readers, but are becoming faster and more feature rich. They are generally better (faster) in feed searches since they contain a huge collection of feeds and also offer means for easily sharing your feeds.
Bloglines Bloglines is a free online service for searching, subscribing, creating and sharing news feeds, blogs and rich web content. With Bloglines, there is no software to download or install - simply register as a new user and you can instantly begin accessing your account any time, from any computer or mobile device. It provides you with the tools you need to begin creating your own clip blogs and blogrolls.

NewsGator offers products and services that retrieve RSS feeds, organizes them, and then serves them up to individuals who subscribe to them. Subscribers have the ability to customize the delivery interval, destination device and presentation for these feeds, based on their personal preferences. For an additional fee, you can synchronize your subscriptions with a mobile device, and also read feeds in Microsoft Outlook.

Rojo Rojo "RSS with mojo" and in this spirit the company is dedicated to providing the best RSS feed reader around so that busy people can manage and read content as efficiently as possible. Our vision is that the next generation of feed reading requires new forms of organization so we built in the ability to tag your world, your content, your feeds, and even your friends.

My Yahoo! allows you to subscribe to RSS feeds and display them on your personalized page. It is useful (usable) for a limited number of feeds.

BloxOr is a new, very nice and fast online feed aggregator with a look and feel of a desktop app. BloxOr uses the XML User Interface Language (XUL) so it will work only in Gecko browsers like Mozilla or Firefox.

FeedLounge is a state of the art, fast and elegant web-based feed reader. Besides standard feed reading features, FeedLounge offers a number of unique features like tagging, saving items indefinitely, flagging items and access from any modern browser. FeedLounge even supports importing OPML files from popular feed readers like NetNewsWire, FeedDemon and Bloglines so upgrading to FeedLounge is a snap.

Waggr (WebAggregator) claims to be the web's fastest and most easy-to-use web based news aggregator / rss reader. Waggr overcomes many of the disadvantages that web-based aggregators have vs software-based ones, using efficient coding, an easy-to-use interface (which mimics those of software-based aggregators), and clever client-side scripting. Waggr is essentially the best of both worlds!

Google Reader is the online RSS reader from Google, still in it's early beta. It automatically gets the latest news and updates for your favorite sites. You can sort your reading list by relevance, which will guess what's most relevant to you based on how you use Google Reader.