Essential Extensions

From powerful privacy tools to media enhancers and more, here are some of the most indispensable Firefox extensions.

8
Add-ons

Firefox
Creator

Oct 14, 2026
Last updated

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Video Download Helper
RecommendedRecommended
Download videos from the web. Easy, smart, no tracking.
Rated 4.3 out of 5
vdh
1,831,942 users
Privacy Badger
RecommendedRecommended
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
1,894,012 users
Bitwarden Password Manager
RecommendedRecommended
At home, at work, or on the go, Bitwarden easily secures all your passwords, passkeys, and sensitive information.
Rated 4.6 out of 5
Bitwarden Inc.
1,019,890 users
Dark Reader
RecommendedRecommended
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
1,342,047 users
Enhancer for YouTube™
RecommendedRecommended
Take control of YouTube and boost your user experience!
Rated 4.7 out of 5
Max RF
589,677 users
Search by Image
RecommendedRecommended
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
460,615 users
Consent-O-Matic
RecommendedRecommended
Automatic handling of GDPR consent forms
Rated 4.3 out of 5
CAVI - Aarhus University
133,481 users
Tree Style Tab
RecommendedRecommended
Show tabs like a tree.
Rated 4.5 out of 5
Piro (piro_or)
139,848 users