Bionic Reader
- Apply Bionic Reading style with adjustable strength to a webpage. - Adjustable vowels for different languages. - Adjustable font family, font size, font weight and font opacity. - Support Unicode characters. - Apply dark mode to a webpage.
4,089 users
Rotate Youtube Video (+ Zoom / Mirror, AB Loop)
You can rotate, zoom, mirror, or A-B loop the video. See the full details at the bottom of this page, or press the shortcut Ctrl + Shift + 1 after installing the add-on to open the add-on preferences.
4,074 users
Checker Plus for Google Calendar™
See your next events, get meeting desktop notifications, add or snooze events without opening the Google Calendar page!
4,025 users
Enhancer
Enhancer is open-sourced and free extension, which adds what is missing on streaming platforms.
4,004 users
CAI Tools
Extra features for Character.AI. Background, Font and Memory Manager, chat/character cloning, import/export characters, save chats and more!
3,914 users
Yahoo Mail Hide Ad Panel
Permanently hides the Ads panel on the right side of New Yahoo! Mail, the 'Sponsored' email at the Top, and ads on the Left to give you a full-width Premium email experience for free! The other option, of course is to pay $50 a year to Yahoo! Inc. :)
3,883 users
Color Picker For Firefox
HEX Color Picker, RGB Color Picker, Color Picker EyeDropper, Pick color from web page (Color Picker For Firefox)
3,876 users
YouTube Windowed FullScreen
Watch videos on YouTube fullscreen within your browsers screen.
3,798 users
Instagram Hide Reels, Explore Page - IGPlus
2025 • Open-source • Disable Instagram Reels, videos, comments, suggestions wall, vanity metrics, homepage recommendations, trending... and many more.
3,711 users
Change Geolocation (Location Guard)
Easily change your geographic location (Geolocation) to your desired one and protect your privacy.
3,666 users
Route with Google Maps
Find an address quickly using Google Maps. Select an address anywhere on a website, open the context menu, select "Route to ''your address" entry from the context menu and the route to the address will be shown in a new tab.
3,643 users
Reddit Ad Remover
Removes Reddit 'PROMOTED' posts and advertisements in the feed and sidebar.
3,634 users
YouTube in HD (720p, 1080p, 1440p, 2160p)
Watch YouTube in the full-HD quality or the highest available one
3,629 users
Invert Colors
A simple FireFox add-on that inverts the web page colors (including images) to make pages easier to read in darker settings. Github repo: https://github.com/Max-Github/FireFoxInvertColors
3,620 users
Dark Mode
Adds a dark screen over everything rather than other high contrast "Dark mode" extensions
3,582 users
