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 20,563,490 users
- 2. Video DownloadHelper 4,702,623 users
- 3. Easy Screenshot 2,666,735 users
- 4. uBlock Origin 2,218,564 users
- 5. NoScript Security Suite 2,201,083 users
- 6. Firebug 2,158,022 users
- 7. Ghostery 1,436,200 users
- 8. DownThemAll! 1,262,515 users
- 9. Greasemonkey 1,250,251 users
- 10. Search and New Tab by Yahoo 1,111,101 users
Featured Extensions See all »
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A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.This add-on is not compatible with your version of Firefox because of the following:
352,531 users -
Control a new, trickier kind of cookie, better known as an LSO or Flash cookie. The BetterPrivacy safeguard offers various ways to handle Flash-cookies created by webpages with the help of your Flash plug-in...This add-on is not compatible with your version of Firefox because of the following:
482,227 users -
Various enhancements for build-in "master password" (MP)This add-on is not compatible with your version of Firefox because of the following:
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows25,123 users -
Facebook™ Disconnect is an efficient firewall to disconnect third-party websites from accessing to your Facebook.This add-on is not compatible with your version of Firefox because of the following:
28,164 users -
Play YouTube™ Videos in Flash or HTML5 PlayerThis add-on is not compatible with your version of Firefox because of the following:
47,936 users -
A free extension of the web tools https://emojikeyboard.org & https://coolsymbol.com. It helps input emoji in the browser with an extensive search functionality to facilitate getting emoji by keywords - Sponsored by https://charactercounttool.com.This add-on is not compatible with your version of Firefox because of the following:
16,815 users
Up & Coming Extensions See all »
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Allow the browser to play HLS video urls (m3u8) 'natively'This add-on is not compatible with your version of Firefox because of the following:
6,871 users -
Warns users when they visit sites which have been hacked recently.This add-on is not compatible with your version of Firefox because of the following:
1,757 users -
A Mozilla Shield Study add-on for recommending add-ons based on domains that the user visits
This add-on is not compatible with your version of Firefox because of the following:
2,211 users -
Swap Your Proxy Setting instantly just by a click.This add-on is not compatible with your version of Firefox because of the following:
19,859 users -
1. Find the same products.This add-on is not compatible with your version of Firefox because of the following:
2. Historical price.
3. Show App's price.
4. Analyze seller.
5. Shortcuts visit Aliexpress9,678 users -
An easy-to-use and lite App for WhatsApp Web.This add-on is not compatible with your version of Firefox because of the following:
9,852 users
Featured Themes See all »
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
