14,857 extensions found in Appearance

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Full Screen Multiple Monitor
This addons support to make automatically fullscreen at the startup for modern browser (Quantum version). This addons purposed for dashboard or kiosk system and can work for multiple monitor. First, set the homepage and then viola. all set sail!
Rated 2.8 out of 5
Yohanes AI
245 users
YouTube Playlist Quick Delete
Adds a delete button directly on videos in your playlist. Saves you a few clicks since you won't have to use the action menu again!
Rated 4.8 out of 5
Ken
245 users
Elite Download Manager
Easily manage all your downloads from toolbar popup!
Rated 3.4 out of 5
Emmy
244 users
Old Roblox Logo
Replace the new Roblox logo with the old one.
Rated 4.4 out of 5
Sego
244 users
Youtube Recommendations Blocker
Blocks video recommendations on Youtube to keep you from getting distracted. Search results and direct links are still available.
Rated 4.3 out of 5
peabrainiac
244 users
Lovely forks
Show notable forks of Github projects.
Rated 4.9 out of 5
musically_ut
244 users
defaultSortForReddit
This add-on will allow Reddit users to select which option they want to use to sort content when going to the home page, or individual subreddits. By default, it will sort to the "new" option. Designed to work with reddit.com, not old reddit.
Rated 5 out of 5
DefaultSortForReddit
243 users
Harbor Freight Coupons
Automatically find and display harbor freight coupons on their website from hfqpdb.com
Rated 3 out of 5
sclem
243 users
Dark YouTube Theme - Black YouTube Theme
Black YouTube. Black YouTube theme protects eyes by changing Youtube
Rated 4.2 out of 5
Package tracker
243 users
BigTube - Better Youtube Theater Mode & More
Full-sized theater mode, miniplayer on scroll, Popout player for all video sites.
Rated 3.8 out of 5
Pregnantboy
241 users
Peek: Preview PDFs, Office files, and more
Preview documents, videos, music, and more with a mouse hover.
Rated 4.3 out of 5
Corbin Davenport
240 users
Custom Site JS
Run your own (per url or domain) custom JavaScript on sites.
Rated 4.5 out of 5
David Hicken
240 users
XlsWork XLS editor for spreadsheets
Create and edit XLS spreadsheets with an editor online
Rated 3.5 out of 5
RedCoolMedia
239 users
Toggle Native Tab Bar
This addon, with a little help from some css, shows or hides the native tab bar when the user wants.
Rated 5 out of 5
Irv66
239 users
Roblokis
Customize Roblox the way you want it.
Rated 4.2 out of 5
Ameer!
238 users
Mainichi
Learn Japanese each time you open a new tab.
Rated 4.8 out of 5
mainichi
238 users
Side by Side - Split view for Firefox
Opens two tabs into a split view that can be resized.
Rated 5 out of 5
Ben Gaudry
237 users
Yay! Another Speed dial!
A cool and highly customizable Speed Dial focused on style and simplicity.
Rated 4.3 out of 5
lm-freelance
237 users
iProVPN Proxy
iProVPN is a tool that unblock websites, bypass geo-restricted streaming services by connecting to iProVPN’s global proxy servers.
Rated 4.5 out of 5
iProVPN
236 users
QR code tab URL
Adds a button in address bar and show URL from current tab as QR code
Rated 4.8 out of 5
Cristiano Fromagio
236 users
Translate by Google
G-Translate support more than 100 languages. Right click and translate your selected text.
Rated 4.6 out of 5
Kaadii
235 users
OP.GG Darkmode
Enable darkmode on op.gg
Rated 3 out of 5
Neil
235 users
Tags for Google Calendar™
A little visual addon that adds special markup to tags and question marks in event names.
Rated 4.8 out of 5
soimon
235 users
YouTube Subscription List View
Restore YouTube Subscription List View
Rated 5 out of 5
Lukas Klinger
235 users
Doki Theme for Firefox
Cute anime character themes for Firefox.
Rated 4.8 out of 5
Unthrottled
235 users