Grammar and Spell Checker - LanguageTool
Video Background Play Fix
Some sites may not work with Firefox for Android video background play feature. This add-on provides a quick fix by blocking the Page Visibility API and the Fullscreen API.
180,797 users
GIPHY for Firefox
Bring the power of a GIF search engine anywhere on the web. Respond to emails, tweets and more with GIFs quickly and easily. Add GIPHY GIFs to your Gmail, Facebook, Twitter and more. Just search, drag and drop or right click!
7,658 users
FoxClocks
FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.
11,649 users
Simple Translate
Quickly translate selected or typed text on web pages. Supports Google Translate and DeepL API.
313,281 users
801,776 users
523,551 users
460,153 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
50,558 users
Augmented Steam
Augments your Steam Experience
53,323 users
Steam URL Opener
Allows you to open URLs inside Steam Client to save the hassle of logging in normal browser (with a single click on a button).
4,760 users
ProtonDB for Steam
Shows ratings from protondb.com on Steam
3,137 users
7,833 users
1,416 users
8,948 users
AdBlocker for YouTube™
Remove all annoying ads from YouTube.
462,870 users
Enhancer for YouTube™
Take control of YouTube and boost your user experience!
568,602 users
SponsorBlock - Skip Sponsorships on YouTube
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
437,395 users
YouTube NonStop
Tired of getting that "Video paused. Continue watching?" confirmation dialog? This extension autoclicks it, so you can listen to your favorite music uninterrupted. Working on YouTube and YouTube Music!
130,918 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.
42,738 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.
18,533 users
Zoom Extension
Recommended, support FireFox 45+. The Zoom Firefox Extension allows participants to schedule Zoom cloud meetings directly from Google Calendar. you can start an instant meeting or schedule a future meeting via a button.
256,371 users
Zoom Image
As though the mouse wheel rotate by the right click on the images, you can do the images extenting / reducing / rotating and so on. It can be expanded regardless of design. Also you can drag zoomed images.
13,392 users