12,399 extensions found in Appearance

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ForceCopy
Allows you to copy content from sites with copy-protection.
Rated 1.7 out of 5
MrOnlineCoder
232 users
[TST] Fade Old Tabs
This TST addon fades away tabs that hasn't been visited for a while
Rated 3.9 out of 5
emvaized
232 users
AutoTube
Adds a switch to toggle auto replay of the current YouTube video
Rated 2.6 out of 5
Sarah
232 users
Notion Themes
Make your Notion pretty with custom themes.
Rated 4.8 out of 5
Yudax
232 users
Color Picker
Pick up amazing color on one click
Rated 1.8 out of 5
Lokdien
231 users
Google Classroom Dark Mode
Transform Google Classroom into a cooler dark version!
Rated 5 out of 5
Zekerocks11
230 users
LiuChan
A modern lightweight mouse-over popup dictionary for Chinese! Displays definitions, pinyin and/or zhuyin, customizable tone colors, as well as Cantonese pronunciation (Jyutping). Source: https://github.com/gkovacs/LiuChanFirefox/tree/firefox
Rated 4.4 out of 5
Geza Kovacs
229 users
Easy Youtube Unsubscribe
Makes it easier to unsubscribe from channels on Youtube.
Rated 3.2 out of 5
vibeman
228 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
228 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
228 users
Sci Hub Injector
Adds SciHub links to popular publishing websites to make free access to science even easier.
Rated 5 out of 5
Josias
228 users
Lehen hitza euskaraz
Webgune bat bisitatzean zure nabigatzaileak euskarazko bertsioa lehenetsiko dizu. Modifies the browser's Accept-Language header to request content in the Basque language, if available.
Rated 4 out of 5
Dan Callahan
228 users
AliExpress Invoice Generator - AliInvoice™️
AliInvoice™️ Converts AliExpress order details into an invoice ready to print!
Rated 1 out of 5
Sagor
228 users
Get Styles
Смена тем и оформлений ВКонтакте. После установки в меню вконтакте появится кнопка «Галерея тем» и там можно выбрать и применить любую понравившуюся тему.
Rated 4.4 out of 5
Sergo
227 users
yttwthmode
Twitch-like theater mode for Youtube livestreams and archives.
Rated 5 out of 5
maquinas
227 users
Millennials to Snake People
Replaces the text 'Millennial' with 'Snake People'. Learn the sad, sinister truth behind the mysterious Snake People. Who are they? What do they want?
Rated 5 out of 5
Pam
227 users
JadeShip.com Extension
My Agent Extension - automatically convert all links on reddit and yupoo to your favorite agent; enrich the page with online information, sales statistics and QC pictures. Works with all shopping agents and the Weidian, Taobao and 1688 marketplaces.
Rated 4.7 out of 5
CH Web Development
226 users
YouTube Premium Adblock
Enjoy YouTube without ads!
Rated 3.6 out of 5
youtube.com
226 users
Site Searcher
Adds a "Search this site" button to Firefox' toolbar. When clicked, Google will be opened and search the website you are on.
Rated 4.7 out of 5
Franz Erlendorf
226 users
Switch Direction
Switch Direction in edits, useful for mixed RTL and LTR texts editing.
Rated 5 out of 5
ebraminio
225 users
Booth Searcher
Searches community forums for BOOTH.pm items with watchlist monitoring, notifications, and download link handling
Rated 5 out of 5
CosmoLuv
225 users
Google Forms Auto Filler
Automatically fills google forms by predefined values.
Rated 3.7 out of 5
Murat
224 users
Amazon Cart Hider
Hides the Amazon cart sidebar
Rated 3.7 out of 5
Blitz Tiger
224 users
Turn Off YouTube Autoplay Next & Annotations
Turn off YouTube autoplay next video and/or disable YouTube annotations on videos.
Rated 3.4 out of 5
Unhook
224 users
Close duplicate tabs
Finds and closes duplicate tabs by URL. Will assume that URLs in different contextual identities are not the same URL and will not be closed.
Rated 4.1 out of 5
Andy McKay
223 users