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Featured extensions
Emoji Keyboard
A free extension of the web tool https://emojikeyboard.org. It helps input emoji in the web browser with an extensive search functionality.
59,840 users
Enhancer for YouTube™
Tons of features to improve your user experience on YouTube™.
403,449 users
Google search link fix
This extension prevents Google and Yandex search pages from modifying search result links when you click them. This is useful when copying links but it also helps privacy by preventing the search engines from recording your clicks.
60,183 users
Video Downloader Prime
Easily download most popular video formats.
74,850 users
Popular extensions
Adblock Plus
Blocks annoying video ads on YouTube, Facebook ads, banners and much more. Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
11,332,828 users
uBlock Origin
Finally, an efficient blocker. Easy on CPU and memory.
4,204,871 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
3,005,946 users
Easy Screenshot
Capture a screenshot of the whole webpage, and save in your desktop in default.
2,179,792 users
Top-rated Themes
Productivity tools
Grammarly for Firefox
Grammarly will help you communicate more effectively. As you type, Grammarly flags mistakes and helps you make sure your messages, documents, and social media posts are clear, mistake-free, and impactful.
481,485 users
Gesturefy
Customizable mouse gesture addon, which supports over 40 different actions.
80,168 users
OneNote Web Clipper
Save anything on the web to OneNote. Clip it to OneNote, organize and edit it, then access it from any device.
44,164 users
Snap Links Plus
Select a number of links with a rectangle and open them all in new tabs in the same or a new window(s), download them or copy them to the clipboard. You can also lasso checkboxes to quickly check or uncheck them.
20,604 users
Privacy protection
Ghostery
See who’s tracking you online and protect your privacy with Ghostery.
887,728 users
Privacy Badger
Protects your privacy by blocking spying ads and invisible trackers.
357,522 users
Disconnect
Make the web faster, more private, and more secure.
193,002 users
Firefox Multi-Account Containers
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs that preserve your privacy. Cookies are separated by container, allowing you to use the web with multiple identities or accounts simultaneously.
50,632 users