CleanCodeNZ Exclude Pages Plugin hides pages from navigation or other purposes using custom fields.
CleanCodeNZ Favorite Posts Plugin uses Google Analytics API to get the stats of favorite posts of your WordPress blogs and list them in a table.
Custom Metadata Manager provides an easy way to add custom fields to your object types
AddToAny: Share/Bookmark/Email Button helps people share, bookmark, and email your posts and pages using any service, such as Facebook, Twitter, Google Buzz, Digg, Delicious, and well over 100 more social bookmarking and sharing sites.
eShop is an accessible shopping cart plugin for WordPress, packed with various features.
Events Manager is a full-featured event management solution for WordPress.
GD Star Rating allows you to set up a rating and review system for posts, pages and comments in your blog.
Update: There is currently a problem with the official plugin directory where some plugin downloads may return 404 (not found) errors. The issue should resolve itself within the next 24 hours. More details are available here.