Essential Firefox Add-ons
Personalize your browser with some great extensions and themes selected by Firefox staff.
- 11
- Add-ons
- Mozilla Firefox
- Creator
- Jan 17, 2024
- Last updated
Purple Night Theme
Rated 4.8 out of 5breuxi
39,026 users
1,227,655 users
Enhancer for YouTube™
Take control of YouTube and boost your user experience!
Rated 4.7 out of 5Maxime RF
579,486 users
Fractal Senzune Alphacoder
Rated 4.6 out of 5Jutte Angarde
18,883 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 5Mozilla Firefox
956,618 users
Grammar and Spell Checker - LanguageTool
With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.
Rated 4.7 out of 5LanguageTooler GmbH
348,875 users
Two little birds
Rated 4.8 out of 5math3us.c
16,269 users
Firefox Translations
Translate websites in your browser, privately, without using the cloud. The functionality from this extension is now integrated into Firefox.
Rated 3.6 out of 5Mozilla Firefox
314,684 users
208,826 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 5Armin Sebastian
349,580 users
Calm Pastel
Rated 4.8 out of 5Max Perrello
3,726 users