RSS Submit 

Easily submit your RSS Feeds to the RSS search engines. RSS Submit automates the process of submitting your RSS feeds, publishing your content, and getting more traffic.
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rss2html 

A free PHP script, converts RSS feeds to HTML. Users can create webpages that will always display the most current information from the RSS feed, and because the resulting page is pure HTML, it will be in a format friendly to search engine robots.
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