9,998 extensions found in Appearance

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Lock Tab Page
Lock the tab page so that clicking the link does not leave the page. Opens in a new tab when a link is clicked
Rated 4.2 out of 5
zupffwhy
449 users
MailTo
One click to open your mail client with the current tab's URL in a new message
Rated 3.4 out of 5
Anthropohedron
448 users
TST Active Tab on Scroll Bar
Provides a marker to indicate active tab position in Tree Style Tab sidebar.
Rated 4 out of 5
Piro (piro_or)
448 users
CSV Reader
CSV Reader transforms raw csv data into a simple html table, easily readable in your browser. Find the data you need, fast.
Rated 4.3 out of 5
Rubén
446 users
Resoomer
Summarize your articles online in 1 clic
Rated 4.2 out of 5
Resoomer
445 users
CanvasPlus
CanvasPlus: Power up your learning with color themes, navigation shortcuts, and improved performance.
Rated 4.3 out of 5
CanvasPlus
444 users
Mercator Studio for Google Meet
Change how you look on Google Meet with adjustable exposure, blur, vignette, and more!
Rated 4.6 out of 5
Xing
444 users
UsableHomeButton
Button for opening home page of any current site, with menu with parent URLs, items for opening in private window, copying titles and URLs, forgetting site or page, etc.
Rated 4.8 out of 5
Marat Tanalin
443 users
Bandcamp+
Add multiple features to bandcamp.com
Rated 5 out of 5
Bamdad
443 users
MM3 Proxy Switch
In the Firefox Browser (and other Mozilla programs) you can per default configure only the setting for one internet connection. With this Proxy Switch you can manage different configurations and simply switch over between these.
Rated 4.6 out of 5
MM3Tools
442 users
FreshView for YouTube™
Hide YouTube™ videos you've already watched to easily discover fresh content.
Rated 3.3 out of 5
Mikhail Andrenkov
441 users
Page Translator
Translate any webpage on the fly
Rated 3.6 out of 5
Fire360Boy
440 users
Twitter Lume Reskin
Popular Dark Lume userstyle for Twitter, redone as a Mozilla Firefox Addon.
Rated 5 out of 5
Trixille
439 users
Back to Close WE
Use the back button to close newly opened tabs.
Rated 4.5 out of 5
Jas
437 users
Permanent Inspect Element
Save the changes you make to a page with Inspect Element so they wouldn't go away after refreshing
Rated 2.3 out of 5
BreezB
437 users
CSS Toggler
Browser extension to quickly toggle CSS.
Rated 4.7 out of 5
ap
437 users
Hide Discord Sidebar
Hide Discord Servers and Channels! Installs a button that hides/shows the Discord server list and autohides the channels list.
Rated 4.9 out of 5
PatrickxChong
437 users
Search with Google Map
Right-click to search the selected text with Google Map
Rated 4.6 out of 5
Shing Lyu
436 users
Hide Google Doodles
Hide Google Doodles for a less distracting search experience.
Rated 4.6 out of 5
Hide Doodles
435 users
Wide GitHub
Makes GitHub wide on Mozilla Firefox.
Rated 4.8 out of 5
fabiocchetti
433 users
Font Size Increase
Increase font size on any web page with one click.
There are no ratings yet
Stefan vd
431 users
Extra sounds
Extra sounds for your Firefox (Navigation, downloads, and more)
Rated 4.7 out of 5
Jawhien
431 users
YouTube Video Downloader And More
An ultra lite extension to download YouTube videos in all popular formats! it supports not only youtube but many other popular sites like dailymotion, facebook etc.
Rated 2.6 out of 5
YtTools
430 users
GMail Opener
Opens mail.google.com after clicking on it. Does nothing else.
Rated 5 out of 5
Firefox user 13475792
428 users
HD Quality Toggle for YouTube™
HD Quality Toggle for YouTube™ extension will allow you to select desired playback quality on Youtube and literally fix it.
Rated 3.1 out of 5
al3k_popov
428 users