Dark Reader
Mörkt läge på alla webbplatser. Ta hand om dina ögon och använd ett mörkt tema för att surfa på natten och dagen.
1 286 619 användare
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
925 970 användare
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.
158 443 användare
EPUBReader
Read ePub files right in Firefox. No additional software needed!
128 333 användare
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.
111 433 användare
Gesturefy
Navigera, manövrera och bläddra snabbare med musrörelser! Ett anpassningsbart musrörelsetillägg med en mängd olika kommandon.
87 105 användare
Simple Tab Groups
Create, modify, and quickly change tab groups
81 663 användare
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
76 603 användare
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
56 042 användare
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!)
44 315 användare
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!!!.
37 633 användare
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
31 886 användare
Foxy Gestures
Mouse gestures for Firefox. A web extension alternative to FireGestures created by a long time FireGestures user.
18 630 användare
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.
16 175 användare
Default Bookmark Folder
Allows you to choose the default bookmark location folder and quickly bookmark pages via a dedicated icon.
11 975 användare
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
10 586 användare
Simple Gesture for Android
Adds touch gestures for Android. (P.S. "Quick Gestures" is great addon. I hope it be updated.)
1 764 användare
Time Tracker - Web Habit Builder
Track time, analyze your habits and block addictive sites
506 användare
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
762 238 användare
Cisco Webex Extension
Delta i Webex-möten med Firefox ™
625 460 användare
MetaMask – Crypto Wallet
The most secure wallet for crypto, NFTs, and DeFi, trusted by millions of users
373 746 användare
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.
362 381 användare
Ecosia — The search engine that plants trees 🌱
This extension adds Ecosia.org as the default search engine to your browser — it’s completely free!
284 191 användare
I don't care about cookies
Get rid of cookie warnings from almost all websites!
270 622 användare
Greasemonkey
Customize the way a web page displays or behaves, by using small bits of JavaScript.
167 275 användare