List of Firefox add-ons with 1000-9999 ratings

Add-ons (also known as extensions) are small programs that run inside web browsers like Mozilla Firefox. They add extra features to the browser without having to download anything new. You can use extensions to make browsing faster, easier, and safer. Some extensions even let you do things like translate text on websites, search the web, and play games.

There are over 28,000 Firefox-addons and 480,000 themes, making it hard to find the best ones. so we have created a way to sort through all of them. Use the dropdown above to set different filters. Add-ons are sorted by number of active users.

To set even more advanced filters, and sort the Firefox add-ons differently, please visit our Advanced search tool. Note that Advanced search tool is only available to premium members.

87 results. Page 1 of 4.
DuckDuckGo Privacy Essentials
#1, DuckDuckGo Privacy Essentials
DuckDuckGo Privacy Essentials
DuckDuckGo
Simple and seamless privacy protection for your browser: tracker blocking, cookie protection, DuckDuckGo private search, email protection, HTTPS upgrading, and much more.
4.36 (2,119)
1,548,402
Privacy Badger
#2, Privacy Badger
Privacy Badger
EFF Technologists
Automatically learns to block invisible trackers.
4.80 (2,423)
1,230,137
Merlin
AdBlock for Firefox
#3, AdBlock for Firefox
AdBlock for Firefox
AdBlock
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.
4.29 (3,220)
1,193,995
Dark Reader
#4, Dark Reader
Dark Reader
Dark Reader Ltd
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
4.53 (5,579)
1,165,237
AdGuard AdBlocker
#5, AdGuard AdBlocker
AdGuard AdBlocker
Adguard Software Ltd
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
4.70 (5,667)
1,059,082
Ghostery – Privacy Ad Blocker
#6, Ghostery – Privacy Ad Blocker
Ghostery – Privacy Ad Blocker
Ghostery
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
4.30 (4,170)
1,049,093
To Google Translate
#7, To Google Translate
To Google Translate
Juan Escobar
Right-click a section of text and click the Translate icon next to it to text translate or listen to it in your language.
4.06 (3,471)
1,026,132
Facebook Container
#8, Facebook Container
Facebook Container
Mozilla Firefox
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
4.46 (3,958)
992,340
Language: Deutsch (German)
#9, Language: Deutsch (German)
Language: Deutsch (German)
Mozilla Firefox
Firefox Language Pack for Deutsch (de) – German
4.14 (1,112)
987,554
Language: Français (French)
#10, Language: Français (French)
Language: Français (French)
Mozilla Firefox
Firefox Language Pack for Français (fr) – French
4.15 (1,164)
924,547
Merlin
Language: Français (French)
#11, Language: Français (French)
Language: Français (French)
Mozilla Firefox
Firefox Language Pack for Français (fr) – French
4.15 (1,164)
924,547
Honey
#12, Honey
Honey
Honey
Automatically find and try coupon codes with 1-click. Works at thousands of stores in the US, Canada, Australia, India and the UK.
4.51 (4,315)
822,757
Grammarly: AI Writing and Grammar Checker App
#13, Grammarly: AI Writing and Grammar Checker App
Grammarly: AI Writing and Grammar Checker App
Grammarly
Improve your writing with Grammarly's assistance. Get spell check, grammar check, and punctuation check in one tool. Real-time suggestions for improving tone and clarity help ensure your writing makes the impression you want.
4.11 (2,976)
799,633
Bitwarden Password Manager
#14, Bitwarden Password Manager
Bitwarden Password Manager
Bitwarden Inc.
At home, at work, or on the go, Bitwarden easily secures all your passwords, passkeys, and sensitive information.
4.76 (7,881)
734,985
Tampermonkey
#15, Tampermonkey
Tampermonkey
Jan Biniok
Tampermonkey is the world's most popular userscript manager.
4.70 (4,720)
698,342
IDM Integration Module
#16, IDM Integration Module
IDM Integration Module
Internet Download Manager, Tonec Inc.
Download files with Internet Download Manager
4.55 (2,883)
679,289
TWP - Translate Web Pages
#17, TWP - Translate Web Pages
TWP - Translate Web Pages
Filipe Dev
Translate your page in real time using Google or Yandex. It is not necessary to open new tabs. Now works with the NoScript Extension.
4.79 (3,144)
670,409
Return YouTube Dislike
#18, Return YouTube Dislike
Return YouTube Dislike
Dmitry Selivanov
Returns ability to see dislike statistics on youtube
4.73 (4,052)
650,886
LastPass Password Manager
#19, LastPass Password Manager
LastPass Password Manager
LastPass
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
3.68 (8,458)
548,937
MetaMask
#20, MetaMask
MetaMask
danfinlay
Ethereum Browser Extension
4.27 (3,921)
481,833
Browsec VPN - Free VPN for Firefox
#21, Browsec VPN - Free VPN for Firefox
Browsec VPN - Free VPN for Firefox
Browsec Inc
Unblock geographically restricted content and protect your IP with Browsec’s add-on. With this Firefox VPN, you can stay anonymous for an unlimited time! Use free remote servers to hide your location and access any content you want.
4.00 (2,766)
476,283
AdBlocker for YouTube™
#22, AdBlocker for YouTube™
AdBlocker for YouTube™
AdblockLite
Remove all annoying ads from YouTube.
4.04 (1,042)
464,885
Kaspersky Protection 2021
#23, Kaspersky Protection 2021
Kaspersky Protection 2021
Kaspersky
Your protection on the Internet with extension from Kaspersky Lab
4.61 (4,705)
462,388
SponsorBlock - Skip Sponsorships on YouTube
#24, SponsorBlock - Skip Sponsorships on YouTube
SponsorBlock - Skip Sponsorships on YouTube
Ajay (SponsorBlock)
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
4.80 (2,267)
438,363
SaveFrom.net helper all-in-1 / youtube downloader
#25, SaveFrom.net helper all-in-1 / youtube downloader
SaveFrom.net helper all-in-1 / youtube downloader
savefrom
SaveFrom.net helper will enable you to download files from YouTube.com, FaceBook.com, Vimeo.com, Daylimotion.com, VK.com, Odnoklassnoki.ru, Soundcloud.com and more than 40 other just in one click.
4.21 (3,345)
437,928
87 results. Page 1 of 4.