Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseMost Popular All »
- 1. Mail Redirect 37,319 users
- 2. DOM Inspector 26,993 users
- 3. ChatZilla 25,078 users
- 4. ReminderFox 16,685 users
- 5. StartupMaster 16,335 users
- 6. MinimizeToTray revived 15,653 users
- 7. JavaScript Debugger 15,417 users
- 8. Mailbox Alert 13,983 users
- 9. FireTray 11,241 users
- 10. Toolbar Buttons 8,670 users
Up & Coming Extensions See all »
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For work with new versions, use autoconfiguration module https://mozillagpo.sourceforge.io/
Firefox and Thunderbird extension to manage user preferences and user profile CA certificates using group policy1,937 users -
Asks for the master password at startup (fixes multiple password prompt)16,335 users -
Allows to place a copy of sent messages (aka FCC) into the currently active folder or any other folder you choose, when you create the message. Usually the copies are placed into the 'Sent' folder. For replies, you may also move the original message.2,921 users -
A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)
As of version 2016.2, Custom keys (using custom JavaScript) work again!4,918 users
Featured Themes See all »
Featured Collections See all »
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Password Managers
Enjoy better security and more convenience with an excellent password manager.
10 add-ons · 815 followers -
Bookmark Managers
Customize and re-organize the way you manage your bookmarks.
9 add-ons · 720 followers -
Dynamic Media Downloaders
There are better ways to download video, images, and more.
11 add-ons · 568 followers -
Re-imagine Search
Solutions to custom search needs.
9 add-ons · 208 followers
To create your own collections, you must have a Mozilla Add-ons account.
