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 13,643,042 users
- 2. uBlock Origin 3,702,349 users
- 3. Video DownloadHelper 3,541,893 users
- 4. Easy Screenshot 2,261,320 users
- 5. NoScript Security Suite 1,756,263 users
- 6. Firebug 1,344,308 users
- 7. iMacros for Firefox 1,285,874 users
- 8. Ghostery 947,284 users
- 9. DownThemAll! 929,564 users
- 10. Greasemonkey 870,198 users
Featured Extensions See all »
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DuckDuckGo is the search engine that doesn't track you. This add-on makes DuckDuckGo your default search engine and includes some other useful features.328,123 users -
Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.
Now Available for: Firefox, Thunderbird and SeaMonkey!46,840 users -
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Displays tabs in tiled layouts in Firefox. Arrange tiles horizontally, vertically or in a grid. Resize tiles by dragging splitter bars. Tabs and links can be dragged to open in other tiles. Supports multiple tiled layouts. Works with tab groups.59,266 users -
Customizes the new tab page. Add more tiles. Add the launcher from Firefox start. Have a background image. Set new tile images and titles. See recently closed tabs. And more...33,633 users -
Up & Coming Extensions See all »
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Save video from any Youtube video in High definition HD or Standard definition SD.
1-click download any video directly from Youtube.
Choose if you want .mp4, .webm, mobile, or audio only (audio only saves space and great for mobile devices)7,485 users -
Click to download any Youtube, Instagram, Facebook, Vid.me, Streamable, LiveLeak, Vine video or photo.5,826 users -
Save video from any Facebook video in original .mp4 format.
"1-Click" download any video directly from Facebook.com.
Choose if you want video or just an image.
Addon uses 3rd party site (www.getyourfb.com) for operation.1,932 users -
Pioneer is an opt-in program that allows collection of richer data from Firefox.2,078 users -
This extension enables you to hide the navigation bar through a toggle button. Currently the toggle button is the F2 key. You can change the key in the extensions options, as well as configure whether you want the Navigation Bar to be displayed on ...17,018 users
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This is a basic FireFox extension which simply scrolls the page down (and optionally up again) automatically at an adjustable rate.6,828 users
Featured Themes See all »
Featured Collections See all »
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Winter Themes
Give your Firefox a winter wardrobe change!
15 add-ons · 192 followers
To create your own collections, you must have a Mozilla Add-ons account.
