Add-ons for Firefox (en-US)

RECOMMENDED

EPUBReader

Read ePub files right in Firefox—increase font size, page dimensions, and more.

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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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Tab organizers and tools

Explore extensions

Privacy beyond browser extensions

Media enhancers for Firefox

Explore extensions

Recommended extensions

Gesturefy
Navigate, operate, and browse faster with mouse gestures! A customizable mouse gesture add-on with a variety of different commands.
Rated 4.4 out of 5
Robbendebiene
100,677 users
History Cleaner
Deletes browsing history older than a specified number of days.
Rated 4.6 out of 5
Rayquaza01
13,784 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
Rated 4.1 out of 5
LSD Software
63,090 users
Tree Style Tab
Show tabs like a tree.
Rated 4.5 out of 5
Piro (piro_or)
141,961 users

Popular themes

Matte Black (Red)
Rated 4.8 out of 5
Elijah Lopez
81,236 users
Dark Fox
Rated 4.7 out of 5
randomaster
54,526 users
Northern Lake FT by MaDonna
Rated 4.8 out of 5
MaDonna
27,996 users

Enhanced privacy extensions

Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
Rated 4.3 out of 5
Ghostery
1,209,383 users
Privacy Badger
Automatically learns to block invisible trackers.
Rated 4.8 out of 5
EFF Technologists
1,001,380 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.
Rated 4.6 out of 5
DuckDuckGo
1,466,819 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.
Rated 4.5 out of 5
Mozilla Firefox
1,880,746 users

Popular extensions

uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
Rated 4.8 out of 5
Raymond Hill
5,064,996 users
Video DownloadHelper
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
Rated 4.3 out of 5
mig
2,220,510 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.
Rated 4.6 out of 5
DuckDuckGo
1,466,819 users
AdBlocker Ultimate
Completely remove ALL ads. No “acceptable” ads or whitelisted advertisers allowed. This free extensions also helps block trackers and malware.
Rated 4.8 out of 5
AdAvoid
1,415,171 users

Recommended themes

Night of Shiva
Rated 4.2 out of 5
Sivaram
153 users
Eagle
Rated 5 out of 5
༄J̷ⒶⒶȶᴮᴼˢˢ࿐꧂
178 users
$fractal blue flowers$
fractal blue flowers
Rated 4.5 out of 5
Stefan Fronz
4 users

Recommended password managers

Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
Rated 4.8 out of 5
Bitwarden Inc.
337,857 users
LastPass Password Manager
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
Rated 3.7 out of 5
LastPass
828,394 users
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
Rated 4.2 out of 5
Siber Systems
74,245 users
MYKI Password Manager & Authenticator
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
Rated 4.7 out of 5
MYKI
5,050 users