Meaty Avatars

This plugin displays unread comments in a sidebar widget and can highlight unread comments in comment lists.

This plugin adds Google Plus Comments system, Facebook comments and / or Disqus Comments to your site.

Disables comment functionality and hides all existing comments from your WordPress website.

Leverages the Marvel Comics(TM) API to replace avatars with Superhero avatars.

Simple jQuery plugin to make gmail like text avatars for profile pictures. These avatars can be scaled up to any size as they are SVG based.

Wavatars will generate and assign icons to the visitors leaving comments at your site. It can optionally show Gravatars as well.

Dashboard widget to display directory sizes

Show revisions when viewing lists of posts, pages, or custom post types in the admin dashboard

Roll your own custom lorem ipsum generator

Displays a random Bruce Campbell TV show or movie quote in the upper right of your admin screen on every page.

Serve dynamic placeholder images (like baconmockup or placekitten)

Convert animated GIFs to GIFV format