15,633 extensions found in Appearance

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Popup To Tab
Turns all popup windows into tabs (of the current window). Simply right-click on any tab and choose 'Move Popups Here'.
Rated 4.5 out of 5
em_te
509 users
Color Temperature (Change Lux)
An easy to use screen color temperature addon!
Rated 4.7 out of 5
Elen
508 users
Copy Image Text
Copy the text of the image.
Rated 1.9 out of 5
def00111
508 users
Decreased Productivity by andryou
Discreetly surf the web! Control exactly how you want web pages to look like.
Rated 4.9 out of 5
andryou
508 users
Markdown Editor for Firefox
Markdown Editor for Firefox also comes with one-click HTML conversion, file support and other discreet gems.
Rated 3.8 out of 5
Coffee & Fun LLC
507 users
Microsoft to Microslop
Replaces every mention of 'Microsoft' with 'Microslop' at runtime. Screw you Satya Nadella.
Rated 4.8 out of 5
Haarlunke
507 users
BlueLiteBlocker
Hide tweets from Twitter Blue users you don't follow without needing to mute or block them. Customizable to allow tweets from accounts with more than a set number of followers.
Rated 4.6 out of 5
MalwareTech
506 users
Ask Historians Comment Helper
Ask Historians Comment Helper will show an improved comment count for the sub-reddit r/AskHistorians. It also allows you to monitor topics to see when they will get an answer.
Rated 5 out of 5
rundgong
506 users
Glass New Tab Dashboard
Glass-style new tab dashboard.
Rated 4.7 out of 5
Isma&co
506 users
Disable Tab Detach 2
Disable tab tearing. Prevents unintentionally detaching a tab from the window. When the tab is detached from the window, return it to the original position.
Rated 5 out of 5
zupffwhy
506 users
[Dark Theme] - Native Dark
Native Dark allows for customization to match your system accent colors. Read the README file for advanced instructions. https://github.com/spikespaz/firefox-nativedark/blob/legacy/README.md
Rated 4.6 out of 5
spikespaz
505 users
SwipeToNavigate
Firefox Add-on to enable two-finger left and right gestures to navigate browser history
Rated 3.9 out of 5
top1
504 users
Unclutter — Modern Reader Mode
Read, collect, and highlight articles with style.
Rated 4.9 out of 5
Peter Hagen
501 users
Umami
Shows just the recipe and skips the rest. Save and customize the recipes you like.
Rated 4.4 out of 5
Umami
498 users
DeviantArt Filter
Allows automatic filtering/removal of deviations from certain users
Rated 4 out of 5
Ryan Thaut
497 users
Turn Off YouTube Comments & Live Chat
Turn off YouTube comments and/or hide YouTube live chat on videos.
Rated 4 out of 5
Unhook
495 users
ChatGPT Widescreen
🖥️ Award-winning extension to enhance ChatGPT with wide/full/tall-screen + spamblock modes. Also works on poe.com!
Rated 4.3 out of 5
Adam Lui
494 users
Integrated Inbox for Gmail and Google Apps
Tired of having multiple tabs open just to view your favorite Google services and other Apps like Feedly, Evernote, Twitter and more? Now you can see them right from your Gmail Inbox. Install now or visit www.integratedinbox.com for more info.
Rated 4.2 out of 5
MichaelAtUVa
493 users
Popup Tab
Convert a tab into a popup and vice versa
Rated 4.4 out of 5
eight04
492 users
Hacker News Enhancement Suite
Hacker News Enhanced.
Rated 4.5 out of 5
Chris James
492 users
Sauron - Dark mode for all websites
Beautiful dark mode for all websites. Protect your eyes when you surf in dark enviroments.
Rated 4.5 out of 5
Rishabh Maheshwari
490 users
SteamProfilePreviewer
Adds a preview button to the items on the Steam points shop to showcase them on YOUR profile.
Rated 3.9 out of 5
Miko
490 users
GIF Maker
Create animated GIFs from existing video file(s) or images!
Rated 2.9 out of 5
keller
489 users
ScratchTools
Great tools to make Scratching easier!
Rated 3.6 out of 5
rgantzos
488 users
Focused YouTube
Stay focused by removing video suggestions and promotions from YouTube making it clean and distraction free
Rated 4.3 out of 5
dukevin
488 users