RSS is one of those technologies that are extremely simple .There are a number of plugins that allow you to display an RSS feed on your WordPress blog here all available wordpress plugins for rss
Import and display Feeds in your blog, use PHP or the Shortcode.
Allows you to integrate Flickr photos into your site. It supports user, set, favorite, group and community photostreams.
A Simple plugin that adds Google Analytics tracking to your RSS feed. Google Analytics Campaign variable is set to post title. Works well with Tracked
Include external RSS-Feed into your posts and pages and now to sidebar.
Add an image and favicon to your RSS and Atom feeds!
Pulls thumbnails from up to two different feeds and displays them along with the title of the post. Both are linked to the original post.
Display Scrnshots.com captures on your sites.
MagpieRSS is already integrated with WordPress, this plugin will allow you to implement it easily within your theme.
Adds a link to your Twitter feed in the header of your WordPress Blog.
Adds all static pages to your WordPress Blog RSS feed.
RSS Stream displays your social feeds in a lifestream way.
Simple plugin to fetch a desired RSS and put it wherever you want in your blog.
RSSdoodle allows you to have automatic mashup of blog post feeds from across the web.
Modifies RSS permalinks to include utm query parameters, used by Google Analytics to track non-adwords advertising campaigns.
Marketers should know their numbers, but most bloggers and publishers are shooting in the dark when asked for conversions, i.e. sales or other goals,
You could ask money for the private RSS feed.
Adds MediaRSS to your RSS2 feeds. The first image in a post will be the post’s thumbnail on services that support it (e.g. FriendFeed)
Adds support for RSS enclosures and fixes some character encoding problems.
Disables all RSS feeds.
Gives you the possibility to exclude certain parts of your posts automatically from the RSS feed.
This plugin displays RSS Feed from your Netflix account.
Include images in your wordpress RSS.
Create advanced, fully customizable RSS feed widgets. You can use this to replace the built in RSS widget or along side it.
Display your RSS Mixer mix on your blog
This tool allows you to stream your RSS-FEED from anywhere! :)
Create advanced, fully customizable RSS feed widgets. You can use this to replace the built in RSS widget or along side it. It is substantially more p
This plugin allows you to add content RSS feed articles so that users have to subscribe to your feeds to view such content.
Modifies RSS feeds so that they include pages and not just posts.
Allows you to remove specific content of your posts from RSS feeds and replace it with any customizable message.
Allows you to integrate Youthphotos photos into your own site. It supports user-, pools- and recent-pictures.
Show the top posts for your WordPress blog base on AideRSS
Replace the normal posts rss feeds with the rss feeds of pages.
This plugin provides you with a widget to display images from a feed. It requires the SimplePie plugin to be installed.
Adjusts your links in RSS to use absolute links so that they work correctly in all feed readers (and validate).
Make relative URLs absolute, in order to fix RSS feeds.
Adds a tag to your permalinks from RSS, and 301 redirects them to the correct URL while dropping a cookie, giving you the opportunity to treat your RS