• Mozilla Update - Directory of available extensions with user reviews.

• Aphrodite - An alternative user interface for Mozilla.
• ChatZilla - An IRC chat client built using the Mozilla framework.
• Checky 2.2 - The Checky plug-in for Mozilla, Firefox and Netscape allows for web content and resource developers to easily access free and commercial online validator services.
• Extension Room - Available extensions for Mozilla. Also available are Firefox and Thunderbird extensions.
• Googlebar L10N - Localized Google toolbar for Mozilla users.
• IE Ctrl+Enter for Mozilla - Add Internet Explorer-like behaviour for the Ctrl+Enter combination.
• Jeremy's Mozilla Extensions - Enhancement extensions created by Jeremy Gillick.
• mozCalc - Localized desktop calculator application allowing input in both "standard" and reverse polish notation.
• NewsMonster - A news, weblog, and RSS aggregator that runs directly in your Mozilla web browser.
• One Click Dynamic Sidebar - A dynamic sidebar for Mozilla apps that include many programs in one sidebar.
• Outliner - Allows organizion of notes into a tree.
• ReloadEvery - Automatically reloads a web page every so many seconds or minutes.

Categories

• Bookmarks
• Editing Tools
• Email Tools
• Filters
• Preferences
• Privacy
• Search Tools
• Skins and Mods
• Usability