Commenters can add tags allows commenters to add tags to a post just by adding a prefixed word in a comment. Prefix is # by default.
Exports commenter's data in csv format for individual post.
Exports contact information from blog comments in a CSV file that you can use in Excel. It can also get URL metrics using SEOmoz's API.
Allows the user to display statistics for their blog's/forum's Disqus comments.