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. Adblock Plus 14,621,261 users
- 2. uBlock Origin 3,907,733 users
- 3. Video DownloadHelper 3,810,757 users
- 4. Easy Screenshot 2,521,956 users
- 5. NoScript Security Suite 1,764,488 users
- 6. Firebug 1,387,736 users
- 7. Cisco WebEx Extension 1,036,720 users
- 8. Ghostery 990,178 users
- 9. DownThemAll! 964,653 users
- 10. Greasemonkey 900,070 users
Featured Extensions See all »
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Automatically refresh tabs based on custom time intervals10,236 users -
Right-click on a section of text and click on Translate icon next to it to translate or listen it to your language.75,380 users -
Enables desktop notifications like in Chrome (e.g. Gmail, imo.im) and, if the site doesn't support them, it can notify new messages or updates detecting changes of the title (e.g. Hotmail, Yahoo, Facebook, Twitter). Even if the browser is minimized!2,605 users -
Take tabs from a parent window and arrange them in a layout of tiled sub-windows, using the toolbar button, context menu or keyboard shortcuts. Makes it easy to browse, compare or monitor multiple pages. Synchronize scroll. Save and re-open layouts.1,390 users -
The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.486,266 users -
Simplifies the use of temporary e-mail addresses in order to protect your real address from spam. Supports inter alia 10minutemail.com and anonbox.net.12,787 users
Up & Coming Extensions See all »
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Fission combines address bar and progress bar (Safari style). This makes the progress bar more visible and allows for a nice visual effect.602 users -
CustomizeGoogle enhances Google by adding information and removing unwanted information.791 users -
Note from Mozilla: This add-on has been discontinued. Try Rapidshare Helper instead.
RapidShare Download Helper will start your download once ready.1,568 users -
(Formerly Local Install) The primary goal of this extension is to provide the tools needed to install and manage extensions and themes locally and tons of other features.
Note: With Toolkit 6.0 Auto Archiving is fully working in Firefox 2.0 and temp...4,823 users -
Download YouTube videos with a simple button click as MP3.729 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.
6 add-ons · 255 followers -
Bookmark Managers
Customize and re-organize the way you manage your bookmarks.
8 add-ons · 147 followers -
Dynamic Media Downloaders
There are better ways to download video, images & more.
9 add-ons · 20 followers
To create your own collections, you must have a Mozilla Add-ons account.
