Kramer will add inbound links to a post on your weblog as pingbacks by checking Technorati and by monitoring incoming referrers.
Easily separate comments from trackbacks and pingbacks
Parses the content of pinged pages looking for the hReview format to supply better information on the opinions of the author.
A plugin to help separate trackbacks and pingbacks from comments.
Show the Trackbacks Shot
Close comments, pingbacks and trackbacks on your posts automatically at intervals set by you
FeedBack is a standard inspired by PingBack, and designed to establish
relatively secure push mechanisms for feed sharing and management.
This plugin collects the comments you posted on other people’s websites and lets you display them on your own blog.
This plugin will add avatars of comment-authors to the comment-feeds of your WordPress-Blog.