The Google Ajax Libraries API Plugin is designed to make it easy to use the Google hosted libraries without the need to mess with your theme and plugin code.
This plugin will allow you to have full control over images displayed, or it takes the power of WordPress and uses its image cropping methods.
This plugin pares down the page-topping links interface that shows up on every WordPress administration page.
This one does what you’d probably guess: shows the latest tweet. Be sure to check out the release page as it offers more than just displaying the latest tweet.
This is a recent comments plugin that displays customizable number of blog posts with recently updated comments. The output is very similar to phpBB’s View Active Topics and vBulletin’s Today’s Posts functions.
The User Rank WordPress plugin ranks users based on their total number of comments, posts or a combination of both.
This plugin allows you to get better control on how your categories are listed. It provides a widget which lets you get more options than the default WordPress category widget (show RSS, hide empty categories, etc.). Furthermore, it allows to hide the children categories and use clickable buttons to expand them.
As a side note, Lester Chan’s Gamerz has announced the second wave of updates for the rest of his plugins. These include:
Lester makes a point in saying that all of his plugins now work with WordPress 2.5 and above. No version below 2.5 has officially been tested. Since the path to these plugins has been fixed, updating from the plugin upgrader in WordPress 2.5 should work flawlessly.