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.
555 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
554 users
BeeLine Reader
BeeLine's color gradient makes reading faster/easier for over 90% of people. How much will it help you?
553 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.
553 users
Telegram
Telegram Web tab will be pinned to Firefox. If Telegram tab is not present, a new one will be created.
551 users
Kill Sticky
Kill off the annoying floating things blocking the website you're trying to see.
551 users
Monochromate - The Best Greyscale Extension
A browser extension that applies a grayscale filter to websites, reducing eye strain and helping prevent doomscrolling. Customize intensity, exclude sites, and browse more mindfully.
548 users
Amazon Brand Detector
A browser extension that reveals Amazon brands and exclusive products while you shop online.
547 users
SixIndicator
Zeigt ein Icon an, ob IPv6 oder IPv4 für den Seitenaufruf verwendet wurde. Wenn man auf das Icon klickt, wird mehr Information angezeigt, wie z.B. die Anzahl der Requests pro Domäne und ob diese Requests via IPv6 or IPv4 gemacht wurden.
546 users
Accented Letters - Special characters
Easily copy and insert accented letters and special characters with one click. Customise your character sets and use auto-insert.
546 users
Save Tabs - Browser Session Manager
A password protected tab saver extension to store tabs in the current window, or all windows
538 users
Google & YouTube Cookie Consent Popup Blocker
Block “Before you continue” cookie consent popups on Google and YouTube
537 users
YouTube Enhanced Media Controls (for Mobile)
Adds an enhanced player wrapper to the YouTube mobile site (m.youtube.com), adding greater accessibility and providing fixes.
535 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.
532 users
Codeforces Rating-Based Heatmap
Displays a rating-based problem-solving heatmap on Codeforces profile pages.
532 users
YouTube Avatars
RuAvatar - Firefox edition Возвращаем изображения на ютубе без использования proxy и vpn.
530 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.
527 users
IBM Salesforce Extras
This extension adds some extra features to Salesforce Console for use by Support teams at IBM.
526 users
