Play YouTube Video In Background
Prevents YouTube and Vimeo from stopping Firefox from playing videos in the background. It is mainly useful for Android devices.
1,367 users
GX Theme Styles
Personalize your browser with our preset GX themes or choose your favorite colors and give your browser your personal style.
1,362 users
External Application Button (WebExtension)
A highly customizable external application button and context-menu items
1,352 users
Dual Subtitles & AI Translation - InterSub
Language learning with dual subtitle translator dualsub to immersive translate meaning of words: Spanish to English, to Japanese etc
1,336 users
YouTube paid promotion hider
Hide the "Includes paid promotion" banner on YouTube thumbnails
1,334 users
Study Tools voor Magister
Study Tools brengt veel verbeteringen aan op Magister, Nederlands grootste elektronische leeromgeving. Kies aangepaste thema's, omzeil vervelende user interfaces en bereken gemakkelijk je cijfers.
1,330 users
Rotate Webpage
Rotate Webpage is a user-friendly extension that lets you rotate any webpage to any angle with ease. Use the interactive circular dial with precise markers to adjust the rotation from a slight tilt to a full 360-degree spin.
1,330 users
Image Block X
Image Block X gives you a simple button to change whether or not to load images. Click it once to stop Firefox from loading images, and click it again to allow images again. It's that simple!
1,322 users
Popup ALT Attribute
Popups alternate texts of images or others like NetscapeCommunicator(Navigator) 4.x.
1,313 users
FontARA Font Changer ( for all sites )
✨ FontARA - The ultimate font changer for Persian, Arabic, Kurdish & Dari websites with more languages coming soon! 🚀 ----- ✨ فونتآرا - تغییردهنده حرفهای فونت برای متون فارسی، عربی، کردی و دری - به زودی برای همه زبانها! 🚀
1,306 users
Telephone Number Detection
Automatically convert phone numbers into clickable links, compatible with many telephony applications.
1,291 users
Selection Context Search
- Right click on a selected text and choose the search website from the popup window or the context menu - Edit the website list in Add-on Options page or by using the Bookmarks - Unlimited depth of nested folders in the context menu
1,281 users
Super History & Cache Cleaner
Clear your browser history, cache and cookies on a selected interval in just one click!
1,264 users
Super Dark Mode
Switch website you want to dark mode. Dark mode will help devices save battery and reduces strain on your eyes.
1,263 users
The Snake Game
Play the Snake game in popup in your browser. Eat, grow and try not to crash.
1,260 users
