13,021 extensions found in Appearance

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JSON Viewer
Просмотр JSON файлов прямо в браузере
Rated 3.3 out of 5
li0ard
942 users
Slither.io Mods, Zoom, Unlock Skins, Bots
The Best Mod and Extension for Slither.io! Mod Zoom, Play with Friends, Skins, Custom Skins, Bots
Rated 3.9 out of 5
Firefox user 13052225
937 users
Simplify Gmail
Your time and attention matter -- Simplify Gmail enhances Gmail to boost productivity, strengthen privacy, and reduce stress. From the co-founder of Google Inbox.
Rated 4.7 out of 5
Michael Leggett
933 users
QR Code Generator
Generate QR code from any text and save it as an SVG image
Rated 5 out of 5
keller
930 users
Resize Window & Viewport
Resize browser window or viewport to desired screen widths. Firefox's Responsive Design Mode (Ctrl + Shift + M) is great for mobile devices emulation.
Rated 3.3 out of 5
Moris Papasmadov
930 users
Font Contrast
Improves webpage readability.
Rated 4.4 out of 5
Francesco Fusco
930 users
Format Link
Format a link and copy it to the clipboard in your favorite format. You can use keyboard shortcuts, the toolbar button, or context menus to copy a link. You can escape meta characters, for example ] (closing square bracket) in markdown title.
Rated 4.3 out of 5
Hiroaki Nakamura
926 users
Copy As Plain Text
Easily copy the selected text without formatting to the clipboard via right-click menu.
Rated 2.9 out of 5
ilGur
925 users
YouTube use Flash Player
Force YouTube to use Flash player over the HTML5 player
Rated 4.5 out of 5
James Fray
922 users
Color Changer
Change a page's text, background, and link colors to your liking.
Rated 4.1 out of 5
webextdev
912 users
KOCT
Koha Offline Circulation Tool
Rated 4.5 out of 5
Kivutar
911 users
NonStop YouTube™
YouTube running non stop No video paused continue watching, No video ads
Rated 4.2 out of 5
codehemu
910 users
Open in Microsoft Edge
Opens current tab in Microsoft Edge (by simply adding 'microsoft-edge:' to the URL, no additional native software needed).
Rated 4.6 out of 5
Alphalpha
910 users
Better BTTV
Extend your BTTV experience with new features!
Rated 2.6 out of 5
Sky
907 users
Tab counter
Displays the number of tabs in the active window.
Rated 4.6 out of 5
WaldiPL
899 users
MYNT: Material You New Tab
A Simple New Tab (browser's home page) inspired by Google's 'Material You' design.
Rated 5 out of 5
It'z RJ
896 users
Vim Vixen
Accelerates your web browsing with Vim power!!
Rated 4.6 out of 5
Shin'ya Ueoka
894 users
Hello, Goodbye
Hello, Goodbye blocks annoying chat widgets and cookie banners to make your internet a little bit better.
Rated 3.8 out of 5
Bruce Roettgers
893 users
ProtonMail Launcher
A simple extension to open ProtonMail from the toolbar.
Rated 5 out of 5
PyroDonkey
890 users
SpoPlus - Edit Spotify Theme & Settings
2025 • Spotify extension that allows you to bring back classic heart button, set up new themes, fonts, remove annoying notifications, popups, and many more!
Rated 5 out of 5
fullstackdev
883 users
Sakuga Extended
Enjoy a better experience with SAKUGABOORU! Previews on posts, frame control on videos...
Rated 5 out of 5
Wevolve Team
882 users
Elden Email
Shows an Elden Ring banner when you send an email
Rated 4.6 out of 5
mettignis
876 users
Media Player for YouTube™
Media Player is an open-source project that aims to enhance the overall user experience by providing the end user with more control in what the playback process is concerned.
Rated 3.9 out of 5
Sarah Av.
875 users
Doodle Jump
The green alien needs your help to jump higher! The famous Doodle Jump game is available in your browser.
Rated 4.9 out of 5
mr_JSm1th
874 users
Search Site WE
Search within the current subdomain or within the entire domain, using the toolbar button or context menu.
Rated 4.8 out of 5
DW-dev
873 users