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!!!.
36,876 users
Extended Color Management
Ever wish that Firefox didn't use color management when viewing images or video? Turn it off easily with this add-on.
1,842 users
Turn Off the Lights for Firefox
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
47,488 users
Firefox Relay
Firefox Relay lets you generate email aliases that forward to your real inbox. Use it to hide your real email address and protect yourself from hackers and unwanted mail.
249,950 users
Tranquility Reader
Tranquility Reader improves the readability of web articles by removing unnecessary elements like ads, images, social sharing widgets, and other distracting fluff.
41,317 users
Awesome Screenshot & Screen Recorder
Full page screen capture and screen recorder 2 in 1. Share screencast video instantly.
103,691 users
Toggle dark mode
Toggle the content’s color scheme between preferring light or dark (or inheriting)
975 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
211,580 users
Zoom Page WE
Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom and minimum font size. Fit-to-width zooming can be applied to pages automatically. Fit-to-window scaling can be applied to small images.
20,989 users
Adaptive Tab Bar Color
Changes the color of Firefox theme to match the website’s appearance.
38,128 users
YouTube Language Filter - YuLaF
YouTube Language Filter - YuLaF is an advanced YouTube Language Filter extension that helps users filter YouTube content based on their preferred languages.
12 users
Automatic Spelling Language
Automatically changes the dictionary used for spell checking based on the language of text in input fields.
555 users
ExpressVPN: VPN proxy for a better internet
Go online safely with blazing-fast speed. Spoof your location, access content anywhere, and control the ExpressVPN app directly from Firefox.
70,559 users
Video Speed Controller
Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.
105,237 users
Hero Citation Generator
APA, MLA, Harvard, Chicago, IEEE bibliography and free citation generator.
1,200 users
PrintFriendly - Print, PDF, and Screenshot
Make web pages printer-friendly, convert to PDFs, or capture full page screenshots. Remove ads for clean pages ready to print or save as PDFs.
50,374 users
Super Agent - Automatic cookie consent
Super Agent automatically fills out website's cookie consent forms for you based on your preferences. Super Agent will save you a lot of clicks and let you take control of your privacy in a very easy way.
5,458 users
FoxFilter
Now available for Android! Recently called "THE Parental Control for Firefox"! FoxFilter is a personal content filter that helps block pornographic and other inappropriate content.
2,938 users
Popcorn - Ratings for Netflix
Non-disruptive IMDb, Rotten Tomatoes, Metacritic and Douban ratings for Netflix shows.
333 users
Page Translator Revised
Translate any page using Google Translate or Bing Microsoft Translator automatically or with one click from your address bar. Small minimalist extension with <500KB memory footprint.
2,948 users
Override Text Encoding
Manually set the charset (character encoding) for a webpage, to fix encoding errors and garbage characters on websites. A replacement for the former View → Text Encoding menu.
2,013 users
No Shorts - YouTube Shorts Blocker
Block YouTube Shorts from feeds, search results, and homepage with a dark glassmorphism UI toggle
1,745 users
Substack Video & Audio Downloader
Download videos and audio from Substack in your preferred format - Simple, Fast, and Free!
623 users
