15,627 extensions found in Appearance

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dimmer
An addon to dim pages.
Rated 4.8 out of 5
mehmetb
1,792 users
Old Twitter Layout (2026)
An extension that returns old Twitter's look from 2015 or 2018. WORKS IN 2026!
Rated 4 out of 5
Emily
1,761 users
Website IP
Simple add-on that displays the current website IP address without a third party service. Converting the current tabs domain name to IPv4 & IPv6 via DNS lookup.
Rated 3.9 out of 5
Liam Stewart
1,758 users
No Login
Access social media websites without logging in
Rated 3.2 out of 5
Martin
1,756 users
Custom Cursors for Firefox
Fun custom cursors for Firefox. Use a large collection of free cursors or upload your own.
Rated 2.1 out of 5
Best_codes
1,756 users
Ambient light for YouTube™
Immerse yourself in YouTube™ videos with ambient light!
Rated 4.9 out of 5
Wezelkrozum
1,747 users
Regex Search
Search or Highlight in HTML using Regular Expression (REGEX)
Rated 3.1 out of 5
Mohd_PH
1,743 users
Extended Color Management
By FirefoxBy Firefox
Ever wish that Firefox didn't use color management when viewing images or video? Turn it off easily with this add-on.
Rated 4.4 out of 5
Firefox
1,738 users
JSON-formatter
Fast JSON formatting.
Rated 3.8 out of 5
Alexei Moroz
1,733 users
Speed Dial
Access to your favorite websites via an stylish speed dial!
Rated 3 out of 5
Mark Lumnert
1,725 users
GMX.com MailCheck for USA, CA, UK, FR and ES
The fast and secure click to your GMX International inbox.
Rated 3.7 out of 5
1&1 Mail & Media GmbH
1,710 users
Send to Outline
Sends the reader to the same article on https://outline.com I'm not affiliated with the team at all, just wanted to use their extension in Firefox Extension is open source (https://github.com/okhwaja/outline-extension) and MIT Licensed
Rated 4.7 out of 5
okhwaja
1,707 users
Click to Remove Element
Remove annoying elements with a single click
Rated 4.6 out of 5
blade.sk
1,702 users
Folx 5
Add the downloads directly to Folx app with the right click of a mouse on a file in your browser
Rated 4.5 out of 5
Electronic Team, Inc.
1,688 users
Google Dark Theme
A modern dark theme for Google Search, Images, Translate. Permissions found in manifest.json in the GitHub repository.
Rated 4.5 out of 5
Elijah Lopez
1,677 users
Always Right
Open new tabs to the immediate right of your current tab.
Rated 4.4 out of 5
dietrich ayala
1,669 users
Google Docs Viewer
Allows you to view documents and other files online with the google docs viewer.
Rated 3.6 out of 5
def00111
1,669 users
Font Fingerprint Defender
Defending against Font fingerprinting by reporting a fake value.
Rated 4.2 out of 5
ilGur
1,667 users
Dark Theme for YouTube™
A Dark and Smooth Theme for YouTube™.
Rated 4.3 out of 5
Mark Lumnert
1,665 users
Open in VLC™
Easily open desired links in VLC media player
Rated 3.7 out of 5
Alex
1,654 users
DevTools Media Panel
DevTools panel that displays technical details about media elements and webrtc on the current page; intended primarily for web developers to understand media playback issues on their sites, and for users to provide more informative bug reports.
Rated 4.3 out of 5
Karolien Koorts
1,648 users
Google Images Restored
Restores Google Images to how it appeared before August 6, 2019
Rated 3.8 out of 5
news.coffee
1,647 users
Bing AI for Firefox
This add-on removes the limits of Microsoft Copilot / Bing AI (ChatGPT v4) for Mozilla Firefox by setting appropriate features for the browser.
Rated 3.8 out of 5
Patrik Martinko
1,645 users
Custom New Tab Page
Specify a custom URL to be shown when opening a new tab, **without changing the address bar content**.
Rated 4.3 out of 5
MethodGrab
1,642 users
Toggle Image Animations
Disables or enables the animation of images (GIF, APNG, WebP, AVIF).
Rated 4 out of 5
Manuel Reimer
1,634 users