UltraWideo
The cross-browser extension that manipulates video aspect ratio to fit your entire screen. Take control over cinematic black bars. Netflix | Prime Video | Disney+ | Hulu | ESPN | + Many others...
11,653 个用户
YouTube MP4
View YouTube videos in raw MP4 format. Get notifications about available videos and formats.
11,296 个用户
Color Picker
Search for the perfect color via an stylish color picker in a popup.
11,225 个用户
Search by Image on Google
Right click on an image to search Google for related images or versions in different sizes.
10,790 个用户
Pixiv工具箱
一个用于将P站动图转化成gif或webm格式,将漫画打包下载和下载小说的工具包。
10,633 个用户
新同文堂
繁体简体中文转换工具
10,493 个用户
Midnight Lizard
这个扩展改变了页面的颜色,亮度和对比度,提高了可读性。夜间模式为所有网站开启。
10,456 个用户
New Tab Tools
自定义新标签页。您可以添加更多的磁贴,一个 Firefox 的快速启动栏,以及设置背景图片。您还可以设定新建磁贴的图片和标题。
10,327 个用户
Auto Fullscreen
Auto Fullscreen for Firefox Quantum
10,110 个用户
Modify Header Value
Add, modify or remove a header for any request on desired domains.
9,801 个用户
Better Canvas
Best dark mode for Canvas, plus other features
9,795 个用户
Always on Top
Sets "Always on Top" style for your Firefox window
9,664 个用户
Youtube Ad Auto-skipper
Youtube Ad Skipper is an extension that auto skips ads after youtube provides a skip ad button. It does not block an ad.
9,511 个用户
Clickbait Remover for Youtube
Replaces thumbnails and modifies titles of videos on youtube.com and m.youtube.com
9,381 个用户
Open Link with New Tab
Open the link in a new tab depending on the setting.
9,233 个用户
WhatRuns
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
9,133 个用户
Activate Reader View
This add-on adds a button to the toolbar. Clicking on it activates the Reader View even if the icon in the address bar is not present.
9,120 个用户
Adaware AdBlock
By blocking annoying ads and nosy trackers, Adaware AdBlock nearly doubles your browsing speed! And with the most robust antivirus-level cloud-scanning technology of any ad blocker on the market, you’ll be safe from the latest cyber-threats.
8,669 个用户
Tab Counter
Add a badge to the toolbar that shows the number of currently open tabs in a window or all windows.
8,663 个用户
Refined GitHub
Simplifies the GitHub interface and adds many useful features.
8,521 个用户
Dark Mode for Wikipedia
Dark mode for English Wikipedia.
8,400 个用户
Markdown Viewer Webext
Displays markdown documents beautified in your browser.
8,303 个用户
G App Launcher (Google™ Shortcuts)
Previously known as Google™ Shortcuts.Display all Google services as buttons or as a space-saving dropdown menu next to your address bar. Reach services like Gmail, Google Drive, Maps, Calendar, and many more in a single click from your browser.
8,248 个用户
テキストリンク&Google翻訳
リンクになってないURL文字列をダブルクリックで開けます Google翻訳もできます
8,217 个用户
Tab Rotator
The Tab Rotator automatically switches between the open tabs of a browser window after a certain amount of time.
8,196 个用户