EasyFeed is a feed reader/aggregator, simply you can retrieve listings and news updates from all sites that show the XML or RSS orange button.

Easyfeed makes it easy to update and view all the feeds. Below you can see the search capabilities being used, you can highlight the found words if desired and research on feed update.

Another feature is the auto discovery of RSS and XML feeds, when the feeds are discovered in the browser the link is added to the bottom left panel, double click this to add the feed.