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 13,475,471 users
- 2. uBlock Origin 3,662,395 users
- 3. Video DownloadHelper 3,499,957 users
- 4. Easy Screenshot 2,232,137 users
- 5. NoScript Security Suite 1,740,492 users
- 6. Firebug 1,291,676 users
- 7. iMacros for Firefox 1,164,148 users
- 8. Ghostery 933,047 users
- 9. DownThemAll! 912,319 users
- 10. Greasemonkey 858,476 users
Featured Extensions See all »
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Between simple tweaks such as placing the findbar in the top corner, to the powerful "Find in All Tabs" tool, it has everything to make the Find Toolbar a powerful and accessible research tool!30,508 users -
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Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.86,176 users -
With gtranslate you can translate any text in a web page just by selecting and right-clicking over it. The extension uses the Google translation services to translate the text.51,479 users -
Up & Coming Extensions See all »
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Prevents your web browser from opening a new window on top of the content or web site you are viewing. The Addon also supresses unwanted advertisement windows on your screen. The one deciding what consitutes a popup is the user.3,889 users -
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)19,408 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.4,842 users -
Click to download any Youtube, Instagram, Facebook, Vid.me, Streamable, LiveLeak, Vine video or photo.12,397 users -
This is a basic FireFox extension which simply scrolls the page down (and optionally up again) automatically at an adjustable rate.13,147 users -
Download YouTube videos in all available formats and extract the original audio files2,173 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.
5 add-ons · 139 followers -
Bookmark Managers
Customize and re-organize the way you manage your bookmarks.
8 add-ons · 22 followers -
Framework DevTools
A modernized development kit.
3 add-ons · 26 followers
To create your own collections, you must have a Mozilla Add-ons account.
