Add-ons for Firefox (en-US)

RECOMMENDED

Tranquility Reader

Read with more clarity and ease. Remove the clutter around text on web pages.

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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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Extension Starter Pack

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Privacy & Security

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Productivity extensions

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Recommended extensions

YouTube Screenshot Button
Take screenshots from YouTube Videos & YouTube Shorts. The addon adds screenshot button & also enables Shift+A shortcut.
Rated 4.4 out of 5
Ram
18,328 users
ClearURLs
Removes tracking elements from URLs
Rated 4.3 out of 5
Kevin
501,440 users
AdBlocker for YouTube™
Remove all annoying ads from YouTube.
Rated 3.8 out of 5
AdblockLite
470,564 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
Rated 4.6 out of 5
Armin Sebastian
442,431 users

Recommended themes

Dark Matte Texture
Rated 4.4 out of 5
Bob Loblaw
4,576 users
seaglass
Rated 4.9 out of 5
tobythetober
3,928 users
Yellow Flower Tree
Rated 4 out of 5
AdamVikingen
88 users

Tab managers

Auto Tab Discard
Increase browser speed and reduce memory load and when you have numerous open tabs.
Rated 4.5 out of 5
tlintspr
88,451 users
OneTab
Save up to 95% memory and reduce tab clutter
Rated 4.1 out of 5
OneTab Team
150,168 users
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
Rated 4.6 out of 5
tabliss.io
70,900 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
148,123 users

Gaming & media extensions

Enhancer for YouTube™
Take control of YouTube and boost your user experience!
Rated 4.7 out of 5
Max RF
486,246 users
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)
733,279 users
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
Rated 4.6 out of 5
Dmitry Selivanov
901,511 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
211,345 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
1,265,110 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
211,345 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
46,903 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
51,265 users

“privacy” tagged extensions

uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
Rated 4.8 out of 5
Raymond Hill
10,451,635 users
Privacy Badger
Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
Rated 4.8 out of 5
EFF Technologists
1,763,641 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
Rated 4.6 out of 5
Adguard Software Ltd
1,687,217 users
DuckDuckGo Search & Tracker Protection
⚡Protects your data. Private search with optional AI, private browsing, and ad blocking.
Rated 4.3 out of 5
DuckDuckGo
1,041,894 users