Add-ons for Firefox (en-US)

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Edit a web page before printing. Remove ads or any unwanted content.

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Extensions are like apps for Firefox.

They add features to Firefox to make browsing faster, safer, or just plain fun.

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Anti-tracking extensions

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Essential add-ons

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Writing tools

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Recommended extensions

Worldwide Radio
Listen to live radio stations from around the world!
Rated 4.5 out of 5
Oleksandr
32,340 users
Audio Equalizer
Stylish audio equalizer in toolbar popup.
Rated 4 out of 5
Muyor
60,760 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
Rated 4.4 out of 5
simonkhzhang
13,572 users
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
Rated 4.5 out of 5
Dark Reader Ltd
1,304,808 users

Tab managers

Tree Style Tab
Show tabs like a tree.
Rated 4.5 out of 5
Piro (piro_or)
183,913 users
OneTab
OneTab - Too many tabs? Convert tabs to a list and reduce browser memory
Rated 4.1 out of 5
OneTab Team
172,014 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
Rated 4.2 out of 5
sienori
155,057 users
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
Rated 4 out of 5
James Fray
79,138 users

Gaming & media extensions

SponsorBlock - Skip Sponsorships on YouTube
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
Rated 4.8 out of 5
Ajay (SponsorBlock)
690,974 users
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
Rated 4.7 out of 5
Dmitry Selivanov
934,602 users
BetterTTV
Enhances Twitch and YouTube with new features, emotes, and more.
Rated 4.6 out of 5
NightDev
510,857 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
Rated 3.8 out of 5
LSD Software
208,303 users

Recommended themes

Automne en couleurs - Autumn Colours
Rated 4.7 out of 5
Dianen
347 users
Blue Background With Yellow Tab
Rated 4.7 out of 5
EllieM
5,763 users
N.E.T
Rated 5 out of 5
rix-wn
218 users

Accessibility extensions

Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
Rated 4.5 out of 5
Dark Reader Ltd
1,304,808 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
Rated 3.8 out of 5
LSD Software
208,303 users
Dark Mode
Dark theme and night shift mode for every website. Care your eyes, use Dark Mode for night and daily web browsing.
Rated 3.2 out of 5
Dark Mode
43,019 users
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
Rated 4.7 out of 5
mbnuqw
63,276 users

“dailymotion” tagged extensions

Video DownloadHelper
Download videos from the web. Easy, smart, no tracking.
Rated 4.3 out of 5
Paul
1,854,741 users
Turn Off the Lights for Firefox
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
Rated 4.6 out of 5
Stefan vd
47,119 users
Watch2Gether
With Watch2Gether you can watch videos together with your friends. Enhance your Watch2Gether experience with our official browser extension.
Rated 4.2 out of 5
Watch2Gether
57,971 users
Download Video and Flash - HD Download
Download Video and Flash - HD Download is a great download helper tool that lets you download video and Flash games very easily. Download from YouTube, Facebook, Dailymotion, Vimeo and more. Download and enjoy! Download now!
Rated 3.7 out of 5
Download Flash and Video Team
56,236 users