Add-ons for Firefox (en-US)

RECOMMENDED

PocketTube: Youtube Subscription Manager

The easiest way to manage YouTube subscriptions.

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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

RoboForm Password Manager
RoboForm Password Manager makes your life easier by remembering passwords and logging you into websites automatically
Rated 4.3 out of 5
Siber Systems
50,962 users
Ghostery – Privacy Ad Blocker
The best privacy tool and ad blocker extension for Firefox. Stop trackers, speed up websites and block ads everywhere including YouTube and Facebook.
Rated 4.4 out of 5
Ghostery
970,314 users
EPUBReader
Read ePub files right in Firefox. No additional software needed!
Rated 3.7 out of 5
epubreader
112,960 users
History Cleaner
Deletes browsing history older than a specified number of days.
Rated 4.7 out of 5
Rayquaza01
14,160 users

Recommended themes

Double Phantasy
Rated 4.8 out of 5
Dave
2,092 users
Engineering Blueprint
Rated 3.8 out of 5
PilotElectro
277 users
Red Jazz
Rated 4.7 out of 5
rix-wn
350 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
88,370 users
OneTab
Save up to 95% memory and reduce tab clutter
Rated 4.1 out of 5
OneTab Team
150,248 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
70,924 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
148,204 users

Gaming & media extensions

Return YouTube Dislike
Returns ability to see dislike statistics on youtube
Rated 4.6 out of 5
Dmitry Selivanov
901,080 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)
732,522 users
Enhancer for YouTube™
Take control of YouTube and boost your user experience!
Rated 4.7 out of 5
Max RF
484,727 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
211,030 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
1,264,877 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
211,030 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
46,896 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
51,298 users

“download” tagged extensions

Video Download Helper
Download videos from the web. Easy, smart, no tracking.
Rated 4.3 out of 5
vdh
1,714,684 users
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
Rated 4.1 out of 5
Dishita
346,814 users
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
Rated 3.9 out of 5
Joe Ertaba
103,349 users
SingleFile
Save an entire web page—including images and styling—as a single HTML file.
Rated 4.8 out of 5
gildas
83,842 users