Dark Reader
黑色主題,適用於任何網站。關愛眼睛,使用Dark Reader進行夜間和日間瀏覽。
1,161,889 位使用者
AdGuard 廣告封鎖器
防備廣告和彈出式視窗之無與倫比的廣告封鎖擴充功能。封鎖於 Facebook、YouTube 和所有其它的網站上之廣告。
1,056,180 位使用者
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
659,486 位使用者
Simple Translate
Quickly translate selected or typed text on web pages. Supports Google Translate and DeepL API.
313,409 位使用者
YouTube High Definition
YouTube High Definition 是一個強大的工具,可自動以高畫質撥放 YouTube 上的影片。
162,752 位使用者
EPUBReader
有了EPUBReader,您可以在Firefox中閱讀ePub檔案,不再需要額外的軟體。
132,896 位使用者
Simple Tab Groups
Create, modify, and quickly change tab groups
79,267 位使用者
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
72,865 位使用者
LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
68,918 位使用者
RoboForm Password Manager
RoboForm, the #1 ranked Password Manager makes your life easier by remembering passwords and logging you into websites automatically
63,269 位使用者
Dictionary Anywhere
View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.
41,792 位使用者
Tomato Clock
Tomato Clock is a simple browser extension that helps with online time management.
36,517 位使用者
SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
34,022 位使用者
Foxy Gestures
Mouse gestures for Firefox. A web extension alternative to FireGestures created by a long time FireGestures user.
21,815 位使用者
Link Gopher
Extracts all links from web page, sorts them, removes duplicates, and displays them in a new tab for inspection or copy and paste into other systems.
16,018 位使用者
Default Bookmark Folder
Allows you to choose the default bookmark location folder and quickly bookmark pages via a dedicated icon.
14,134 位使用者
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
10,892 位使用者
Tabby - Window & Tab Manager
Tabby helps you manage a lot of windows and tabs easily; it can help you open, close, move, pin, and do many other things on tabs and windows quickly. With Tabby, you can even save all you windows and tabs for later with just one click!
8,552 位使用者
Cisco Webex Extension
使用 Firefox ™ 加入 Webex 會議
959,240 位使用者
Grammarly: AI Writing and Grammar Checker App
Improve your writing with Grammarly's assistance. Get spell check, grammar check, and punctuation check in one tool. Real-time suggestions for improving tone and clarity help ensure your writing makes the impression you want.
795,273 位使用者
Tampermonkey
Tampermonkey is the world's most popular userscript manager.
692,000 位使用者
Malwarebytes Browser Guard
The fastest and safest web browsing experience. Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
514,606 位使用者
MetaMask
Ethereum Browser Extension
478,472 位使用者