auto_discovery_link_tag, rss ,atom

auto_discovery_link_tag
#Returns a link tag that browsers and news readers can use to auto-detect an RSS or ATOM feed. The type can either be :rss (default) or :atom. Control the link options in url_for format using the url_options. You can modify the LINK tag itself in tag_options.<br /><br /> auto_discovery_link_tag(:rss, {:action => "feed"}, {:title => "My RSS"}) # =><br /> <br /> auto_discovery_link_tag(:rss, {:controller => "news", :action => "feed"}) # =><br /> <br /> auto_discovery_link_tag(:rss, "http://www.example.com/feed.rss", {:title => "Example RSS"}) # =><br /> <br />