Linguix.com Grammar and Spell Checker
Linguix.com is the best way to find and eliminate spelling issues in your English texts anywhere on the web.
1,972 users
Intention - Stop Mindless Browsing
Automatically pause distracting websites so you can scroll less and do more. Say goodbye to mindless browsing.
1,977 users
1Password X – Password Manager
The best way to experience 1Password in your browser. Easily sign in to sites, generate passwords, and store secure information, including logins, credit cards, notes, and more.
92,438 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.
2,106,384 users
AdBlock for Firefox
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.
1,075,836 users
iorad - the tutorial builder
Instantly make guided, step-by-step directions for any website, directly in the browser. Here's how it works: Interact with any website, iorad captures and identifies every action and automagically turns it into a step-by-step tutorial.
593 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
141,167 users
Weather Extension
The best way to see the weather right in your browser. Easier than looking outside!
21,148 users
Cookie Quick Manager
An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
46,023 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,095,621 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.
2,106,384 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.
1,269,173 users
uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
4,814,100 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
2,341,050 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.
1,269,173 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,095,621 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
917,168 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
190,705 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
77,173 users
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
3,514 users