Save Tabs - Browser Session Manager
A password protected tab saver extension to store tabs in the current window, or all windows
549 users
Markdown Editor for Firefox
Markdown Editor for Firefox also comes with one-click HTML conversion, file support and other discreet gems.
548 users
Porn site Blocker
A basic porn site blocker addons for firefox browser.t blocks the detected site automatically.You can help us to prevent the porn site. Please send us a review, create a issue and give the site name which site is not listed.
543 users
YouTube Members Only Hider
Hide YouTube videos marked as 'Members only' from your feed and channel pages
542 users
Amazon Brand Detector
A browser extension that reveals Amazon brands and exclusive products while you shop online.
541 users
SixIndicator
Shows a simple icon, if IPv6 or IPv4 was used for the request of the site. When clicking on the icon, more information is shown, like the number of requests per domain and if these requests were made via IPv6 or IPv4.
539 users
Thematic (was Persona Switcher)
Quickly switch between your themes or reset the theme back to the default via a menu or the keyboard. You can also automatically rotate through all of your themes on a time interval you select. Works for Firefox and Thunderbird.
537 users
Fullscreen Toggle Button
Adds a button to toggle fullscreen mode. Mainly made for Android to force fullscreen. Makes a small button in the bottom-right that forces fullscreen and auto-hides. Has a settings popup for options such as positioning.
535 users
SelectTranslate - Translate Web, PDF & Videos
Free AI translator for bilingual Web, PDF, papers, video, meetings, images & ebooks. 20+ top models (GPT, DeepSeek).
529 users
OCR + Translate
Open source addon + server (see description) combo to run OCR + translations of images on browser page. Uses freely available models and can run totally offline
529 users
Disable Polymer on YouTube
The polymer redesign of YouTube has made the site very slow for Firefox users. This add-on adds the "disable_polymer" option to YouTube URLs in order to revert back to the old classic design.
527 users
![[TST] Colorize Tabs](https://addons.mozilla.org/user-media/addon_icons/2745/2745117-64.png?modified=03000b9f)
[TST] Colorize Tabs
This extension allows to set individual color for each tab in order to highlight it
526 users
Re-Pagination - WebExtension fork
Load consecutive pages in a single tab at once, or view them in a slideshow, similar to AutoPager but not as automatic. Useful for searches, forums, and webcomics. This is a fork of Nils Maier's Re-Pagination addon, updated for Firefox Quantum.
525 users
Tab Grouper - Group Every Open Tabs
Create and manage tab groups for better browsing and research.
524 users
Navigate Up WE
Navigate up one or more URL levels, using the toolbar button, context menu or keyboard shortcut.
523 users
VK AD SKIP — skip ad segments on VK Video
VK AD SKIP automatically skips advertising and off-topic segments inside VK videos — with no setup, no manual seeking, and no interruptions.
522 users
Turn Off YouTube Comments & Live Chat
Turn off YouTube comments and/or hide YouTube live chat on videos.
518 users
ChatGPT-rtl
You can solve the issue of displaying Arabic and Persian texts from right to left on websites such as Chat-gpt, BAI, and poe using this simple and lightweight extension. حل مشکل RTL در ChatGPT
517 users
