Dark Reader
Tryb ciemny dla wszystkich stron internetowych. Zadbaj o swoje oczy, używaj ciemnego motywu przeglądając w dzień i w nocy.
1 294 516 użytkowników
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
928 440 użytkowników
YouTube High Definition
YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.
158 794 użytkowników
EPUBReader
Z wtyczką EPUBReader możesz czytać książki w formacie ePub w Firefoxie! Żadne dodatkowe oprogramowanie nie jest potrzebne!
129 543 użytkowników
LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
112 177 użytkowników
Simple Tab Groups
Create, modify, and quickly change tab groups
82 535 użytkowników
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
77 360 użytkowników
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
56 594 użytkowników
SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
44 478 użytkowników
Dictionary Anywhere
View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.
38 092 użytkowników
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
32 220 użytkowników
Foxy Gestures
Mouse gestures for Firefox. A web extension alternative to FireGestures created by a long time FireGestures user.
18 921 użytkowników
Link Gopher
Extracts all links from web page, sorts them, removes duplicates, and displays them in a new tab for inspection or copy and paste into other systems.
16 348 użytkowników
Default Bookmark Folder
Allows you to choose the default bookmark location folder and quickly bookmark pages via a dedicated icon.
12 072 użytkowników
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
10 713 użytkowników
Simple Gesture for Android
Adds touch gestures for Android. (P.S. "Quick Gestures" is great addon. I hope it be updated.)
1734 użytkowników
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
464 użytkowników
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
785 760 użytkowników
Cisco Webex Extension
Join Webex meetings using Firefox ™
637 474 użytkowników
MetaMask – Crypto Wallet
The most secure wallet for crypto, NFTs, and DeFi, trusted by millions of users
377 488 użytkowników
1Password: Password Manager
The best way to experience 1Password in your browser. Easily sign in to sites, generate passwords, and store secure information, including logins, credit cards, notes, and more.
365 329 użytkowników
Ecosia — The search engine that plants trees 🌱
This extension adds Ecosia.org as the default search engine to your browser — it’s completely free!
287 870 użytkowników
I don't care about cookies
Get rid of cookie warnings from almost all websites!
272 620 użytkowników
Greasemonkey
Customize the way a web page displays or behaves, by using small bits of JavaScript.
170 629 użytkowników