16,796 extensions found in Appearance

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Custom Site JS
Run your own (per url or domain) custom JavaScript on sites.
Rated 4.6 out of 5
David Hicken
213 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
212 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
212 users
Mainichi
Learn Japanese each time you open a new tab.
Rated 4.8 out of 5
mainichi
212 users
AliExpress Invoice Generator - AliInvoice™️
AliInvoice™️ Converts AliExpress order details into an invoice ready to print!
Rated 1 out of 5
Sagor
212 users
Page Memo
Provide user to write note in any page.
Rated 4 out of 5
Wildsky
211 users
Cookie manager
Manage cookies for any webpage via an stylish popup window
Rated 4.4 out of 5
Karl
211 users
WinSizeNPosition
Save browser window size and position,restore ones.
Rated 3 out of 5
Susie
211 users
Mouse Pet
A fun extension that adds a small pet snake following your cursor
Rated 3.8 out of 5
Komodo
210 users
Switch Direction
Switch Direction in edits, useful for mixed RTL and LTR texts editing.
Rated 4.7 out of 5
ebraminio
210 users
Last.fm Dark Mode
Turn Last.fm dark with this extension for a sleek, eye-friendly listening experience.
Rated 4.8 out of 5
s4r1n4
209 users
Dr.Maggot
Exterminate the maggots infesting the chat!
Rated 5 out of 5
sakana
209 users
Pixie: Accessibility and Productivity Reader Addon
Text to Speech, Screen Shader, Reading Ruler, Dyslexia fonts (OpenDyslexic), ePub Reader View, Dictionary + more productivity tools
Rated 4.5 out of 5
Oziku Technologies LLC
209 users
YT don't scroll on fullscreen
Simple extension for Firefox that removes scrolling functionality while playing fullscreen YouTube video.
Rated 4.9 out of 5
macciek-k
209 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
209 users
谷歌服务助手
主要用于开发者访问Google 、Android等网站，简单易使用，自由零距离。如果你是一名学者，你也可以用于学术用途访问谷歌学术。值得注意的是这款附加组件并不支持访问搜索结果中的所有网站，非常抱歉。如果你想继续访问，可以尝试通过使用在线代理工具或安装支持全局代理的火狐插件，如Hoxx VPN。插件来源于Chrome拓展商店，联系侵删。
Rated 2.6 out of 5
仰望星空
208 users
Dark Theme for eBay™
A highly customizable dark theme for eBay homepage and search
Rated 1.3 out of 5
Balvin
208 users
Quran Tab - Original
Quran Tab is an Islamic new tab page that will keep you inspired by a verse from the Quran every time you open a new tab.
Rated 4.8 out of 5
Mohamed Abusrea
208 users
Kaomoji Picker
A picker for kaomoji, Japanese emoticons ٩(◕‿◕｡)۶
Rated 5 out of 5
mya
207 users
Hacker News Night Mode
Theme news.ycombinator.com with a darker (night mode) theme
Rated 5 out of 5
jbhamilton
207 users
ForceCopy
Allows you to copy content from sites with copy-protection.
Rated 1.7 out of 5
MrOnlineCoder
207 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
207 users
iHateGrokAI
Cuz we hate AI
Rated 4.9 out of 5
Oko
206 users
Car Racing
Do you like to play in racing? Then the game Car Racing is just for you. Excellent game is always in the browser!
Rated 3.2 out of 5
mr_JSm1th
205 users
Image Info
Shows image resolution and size on mouse hover.
Rated 2.9 out of 5
Firefox user 13483736
205 users