|RSS Compendium - RSS Readers - Ajax|
This list will, of course, never be complete. If I'm missing anything please let me know.
AJAX RSS Ticker - This ticker can show rotating news loaded from an RSS feed using AJAX technology. The main advantage is that users do not have to wait until feed is loaded and also connection errors to the RSS feed are handled smoothly with no effect on the whole page. From SentoSoft.com
Alesti - a simple, Ajax based web 2.0 RSS reader
News Alloy - an AJAX driven RSS Reader, which alows to subscribe your favourite News Sources and read news in a easy and manageable way