Article Autoposter
The Article Autoposter is a powerful and easy to use plugin for all Wordpress weblogs, allowing you to add interesting articles covering every topic you might ever think of to your blog automatically.
Turn your blog into an article directory.
MultiFeedSnap
Pulls in multiple RSS feeds to your blog
FeedWordpress
FeedWordPress is an Atom/RSS aggregator for the WordPress weblog software. It syndicates content from feeds that you choose into your WordPress weblog.
WP-o-Matic
WP-o-Matic makes autoblogging a snap by automatically creating posts from the RSS/Atom feeds you choose, which are organized into campaigns.
Premium
Article Autoposter Premium
All in all the premium version is much more powerful and flexible than its free counterpart
Premium
AutomaticBlog
Automatically posts articles from Article directory to your blog
Caffinated Content
Adds content (videos, images and comments) to your blog based on keywords.