Das showRSS-Plugin der CONTENTmanufaktur (http://www.contentmanufaktur.net) zeigt den RSS-Feed einer anderen Webseite an.

Adds support for syndication feed delta updates for Atom/RSS to and reduce the amount of bandwidth used by feeds.

Don’t update a post’s “modified” timestamp for insignificant edits.

Syndicate Press lets you include RSS, RDF or Atom feeds directly in your Wordpress posts, pages, widgets or theme.

ActivityStrea.ms feeds for WordPress (Atom and JSON(-LD))

The WriteHive WP plugin allows for passionate writers and publishers to leverage syndication.