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...
11.580 usuaris
Color Picker
Search for the perfect color via an stylish color picker in a popup.
11.383 usuaris
YouTube MP4
View YouTube videos in raw MP4 format. Get notifications about available videos and formats.
11.148 usuaris
Search by Image on Google
Right click on an image to search Google for related images or versions in different sizes.
10.674 usuaris
Pixiv Toolkit
Convert ugoira to gif or/and webm, pack manga for downloading and download novel on Pixiv.
10.629 usuaris
新同文堂
繁體簡體中文轉換工具
10.613 usuaris
Google Search Maps Button
Adds back the Maps button to Google search pages and makes the map images clickable again for seamless navigation.
10.533 usuaris
Modify Header Value
Add, modify or remove a header for any request on desired domains.
10.350 usuaris
New Tab Tools
Customizes the new tab page. Add more tiles. Have a background image. Set new tile images and titles. See recently closed tabs. And more...
10.179 usuaris
Midnight Lizard
Custom color schemes for all websites: night mode, dark themes, blue light filter, screen shader, high contrast, grayscale, etc.
10.137 usuaris
Auto Fullscreen
Auto Fullscreen for Firefox Quantum
10.057 usuaris
Always on Top
Sets "Always on Top" style for your Firefox window
9.585 usuaris
Clickbait Remover for Youtube
Replaces thumbnails and modifies titles of videos on youtube.com and m.youtube.com
9.421 usuaris
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.
9.356 usuaris
Open Link with New Tab
Open the link in a new tab depending on the setting.
9.327 usuaris
WhatRuns
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
9.114 usuaris
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.
8.978 usuaris
Tab Counter
Add a badge to the toolbar that shows the number of currently open tabs in a window or all windows.
8.718 usuaris
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.
8.690 usuaris
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
8.564 usuaris
Refined GitHub
Simplifies the GitHub interface and adds many useful features.
8.529 usuaris
Dark Mode for Wikipedia
Dark mode for English Wikipedia.
8.449 usuaris
Better Canvas
Best dark mode for Canvas, plus other features
8.350 usuaris
Markdown Viewer Webext
Displays markdown documents beautified in your browser.
8.297 usuaris
Tab Rotator
The Tab Rotator automatically switches between the open tabs of a browser window after a certain amount of time.
8.223 usuaris