16,982 extensions found in Appearance

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TST Auto Sticky Tabs
Provides ability to stick some state tabs to tab bar edges automatically, for Tree Style Tab.
There are no ratings yet
Piro (piro_or)
120 users
Youtube Subtitle Position
toolbar button for easier adjust youtube subtitle position
Rated 4.8 out of 5
znwyrz
120 users
YouTube™ Stop Button
Adds an stop button to HTML5 player to prevent YouTube from buffering video
Rated 4.1 out of 5
James Fray
119 users
Outline Sidebar
Outline tool
Rated 4.4 out of 5
Francesco De Stefano
119 users
Scrollbar Hider
Hides all the scrollbars from websites (For horizontal scrolling use Shift+Scroll Wheel).
Rated 4.4 out of 5
DaBluLite
119 users
Chrome Download Manager
Chrome Download Manager. Bring Google Chrome like Download shelf into Firefox.
Rated 3.5 out of 5
Baris Derin
119 users
Desire2Improve: Customize D2L & Brightspace
An addon to enhance Brightspace LMS with dark mode, themes, and additional features.
Rated 2.3 out of 5
Woke
119 users
Tabs manager
With this extension handle your opened tabs, order them by title or url, find duplicated ones matching the same urls.
Rated 3.8 out of 5
François Gueguen
118 users
OpenSeadragonizer
Display big images in OpenSeadragon to enable zoom and pan.
Rated 5 out of 5
avandecreme
118 users
YouTube Video List View
Changes YouTube video list from grid view to list view
Rated 3 out of 5
Mike Ratcliffe
118 users
Interfaz simplificada para el DLE (antes DRAE)
Ajusta y oculta elementos en la web del Diccionario de la Lengua Española (antes diccionario de la RAE) para una experiencia de diccionario sin distracciones.
Rated 4.5 out of 5
Roboe
118 users
Australis-like refresh in URL bar
Adds a refresh button in the URL bar. Icon is CC-BY-SA 4.0 by Twitter user trumpikas.
Rated 4.7 out of 5
Andrei Petcu
118 users
yttwthmode
Twitch-like theater mode for Youtube livestreams and archives.
Rated 5 out of 5
maquinas
118 users
Netflix Disney+ Hide UI
This addon hides the UI for Netflix or Disney +
Rated 4.4 out of 5
Slezak
118 users
Page Editor
EDITS ANY PAGE! Good for pranking and trolling your friends! A very funny addon.
Rated 3.6 out of 5
Sworn
118 users
Tiktok focus
This add-on help people focus on watching videos on Tiktok
Rated 3.7 out of 5
bangnokia
118 users
YouTube Homepage Thumbnail Resizer
Customize YouTube's homepage thumbnail grid layout, because apparently they don't know how to do it.
Rated 4.4 out of 5
VivuS
118 users
Snake
Play the snake right on your screen, take a quick break without even looking away from work. PS: This will not work on addons.mozilla.org
Rated 3.3 out of 5
Trishul
118 users
Return Old Twitter Logo
Replaces the new X logo with the classic blue bird icon.
Rated 5 out of 5
Arctrius
117 users
Casca: New Tab with ChatGPT and Widgets
Customise your new tab page and boost your productivity with Casca Extension
Rated 4.5 out of 5
Casca Space
117 users
YouTube Mobile for desktop
Redirects to the mobile version of YouTube, enhanced for desktop.
Rated 4.5 out of 5
Bill
117 users
webtoon-dark-theme
Turns the blinding white color of the Webtoon background to #1E1E1F
Rated 5 out of 5
KnowsNothing
117 users
DGG Everywhere
Replaces Live Chats With DGG Chat.
Rated 5 out of 5
Jazzy
117 users
Speeder
Speed up, slow down, advance and rewind HTML5 audio/video with shortcuts. New and improved version of "Video Speed Controller"
Rated 4.3 out of 5
Josh
117 users
Activate Reader View – Bookmark Version
This add-on adds a bookmark to the bookmarks toolbar. Clicking on it activates the Reader View even if the icon in the address bar is not present.
Rated 4.2 out of 5
fkohrt
117 users