Grammar and Spell Checker - LanguageTool
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
815,508 users
SearchPreview
SearchPreview enhances your search results pages by inserting site preview images (thumbnails) and popularity ranks into Google™, DuckDuckGo™, Yahoo™ and Bing™ search results.
25,124 users
Forget Me Not - Forget cookies & other data
Make the browser forget website data (like cookies, local storage, etc.), except for the data you want to keep by adding domains to a whitelist, graylist, blacklist, or redlist.
9,905 users
Turbo Download Manager
A download manager with the ability to pause and resume downloads, download remote files, and more.
38,588 users
DuckDuckGo Privacy Essentials
Privacy, simplified. Our add-on provides the privacy essentials you need to seamlessly take control of your personal information, no matter where the internet takes you: tracker blocking, smarter encryption, DuckDuckGo private search, and more.
1,118,949 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,016,468 users
Facebook Container
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.
1,598,160 users
uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
3,862,399 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
2,235,721 users
Facebook Container
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.
1,598,160 users
DuckDuckGo Privacy Essentials
Privacy, simplified. Our add-on provides the privacy essentials you need to seamlessly take control of your personal information, no matter where the internet takes you: tracker blocking, smarter encryption, DuckDuckGo private search, and more.
1,118,949 users
![Animated Stars at Night [Blue]](https://addons.cdn.mozilla.net/user-media/version-previews/full/2855/2855185.png?modified=1596111848)
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
897,458 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
167,753 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
79,872 users
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
3,469 users