11,954 extensions found in Appearance

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Color Changer for Facebook™
Easily choose your desired color for Facebook!
Rated 4 out of 5
Loori
50 users
YouTubeAdSkip
Automatically mutes YouTube ads as soon as they appear. Skips ads within 1s of them appearing. Works on traditionally unskippable ads. Works with YouTube Music. Works on Firefox Android.
Rated 5 out of 5
Micah
50 users
Arc Dark Theme (WebExtension)
Deprecated in favor of https://addons.mozilla.org/en-US/firefox/addon/arc-dark-theme-we/
Rated 4.8 out of 5
Afnan Khan
50 users
Native Touchbar
Native macOS touch bar controls for webpages
There are no ratings yet
viktorstrate
50 users
Hide Twitter Ads
Free tool that hides Promoted Tweets while you browse Twitter.
Rated 1 out of 5
athena
50 users
Mobile Device Emulator
Step into the shoes of various mobile users. Simulate how your website appears on different devices for an optimized user interface.
Rated 1 out of 5
Bảo Hộ Lao động 24h
50 users
nextTab >
Next tab only a click away!
Rated 4.8 out of 5
PaulBrnt
49 users
Social visual alt text
Visually show alternative text of social media images
Rated 5 out of 5
Nick DeNardis
49 users
YouTube Views and Creation Date Styling
Changes view count and creation date CSS styling of YouTube videos for better visibility.
Rated 3 out of 5
devhalation
49 users
Open a new tab (Ctrl+T)
Opens a new tab like the original new tab button or the shortcut (Ctrl+T)
Rated 4.8 out of 5
Utku Ege Kıvan
49 users
Mini bookmarks for browser with quick access
Allows to save ten URLS as bookmarks in a popup
Rated 5 out of 5
Vikingus
49 users
YouTube Cinema
Expands cinema mode (click ▭) to display in maximal size.
Rated 5 out of 5
Houbo
49 users
Ali Bundles Remove from search
Removes Bundle Deals from AliExpress search results
Rated 1 out of 5
MikeZino
49 users
IPAfy
Transcribes English web pages into International Phonetic Alphabet (IPA).
Rated 3.7 out of 5
zale
49 users
MathML View Source
A 'View MathML Source' context menu item
Rated 5 out of 5
Frédéric Wang
49 users
Darker Medium
Read Medium stories with happy eyes
Rated 4.3 out of 5
wowmotty
49 users
Notifications Preview for GitHub
Quickly see your notifications in a popup without leaving the current page
Rated 4.6 out of 5
Fregante
49 users
Reddit Gallery
Turns old reddit into an image gallery. This addon is still in beta testing.
Rated 5 out of 5
Geoffrey Emerson
49 users
YouTube Wide Volume Slider
Replaces YouTube's default volume slider with a wider one for easier volume control.
Rated 5 out of 5
Igor Kędzierawski
49 users
Fit Text To Width
Fits text on most web pages to the width of your phone, automatically and quickly.
Rated 3.7 out of 5
Jarrad
49 users
Anime Girls Wallpaper
Brings your browser to life with a collection of stunning, high-quality anime girl-themed backgrounds
Rated 5 out of 5
Lisa
49 users
BookmarkViewer
BookmarkViewer arranges bookmarks. I will update it when Firefox Webextensions API supports favicon.
Rated 3.3 out of 5
Yasuyuki KOZAKAI
49 users
YouTube Grid Layout
YouTubeをグリッド形式で表示し、視聴したい動画に素早くアクセスできます。
Rated 3.5 out of 5
NumLocker
49 users
Make YouTube Red Again
Changes the YouTube progress bar back to red
Rated 4.8 out of 5
Desonov
49 users
Easy Unicode Input
Allows quick and easy use of Unicode characters
Rated 1 out of 5
Michael Talbot
49 users