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...
11.641 gebruikers
Color Picker
Search for the perfect color via an stylish color picker in a popup.
11.584 gebruikers
YouTube MP4
View YouTube videos in raw MP4 format. Get notifications about available videos and formats.
11.266 gebruikers
Search by Image on Google
Right click on an image to search Google for related images or versions in different sizes.
10.757 gebruikers
新同文堂
繁體簡體中文轉換工具
10.736 gebruikers
Pixiv Toolkit
Convert ugoira to gif or/and webm, pack manga for downloading and download novel on Pixiv.
10.641 gebruikers
Modify Header Value
Add, modify or remove a header for any request on desired domains.
10.597 gebruikers
Google Search Maps Button
Adds back the Maps button to Google search pages and makes the map images clickable again for seamless navigation.
10.554 gebruikers
New Tab Tools
Maakt de nieuwe tabblad-pagina aanpasbaar. U kunt meer tegels toevoegen, de starter van de Firefox-homepage of een achtergrond. En natuurlijk nieuwe tegels en tegelafbeeldingen.
10.259 gebruikers
Midnight Lizard
Custom color schemes for all websites: night mode, dark themes, blue light filter, screen shader, high contrast, grayscale, etc.
10.246 gebruikers
Auto Fullscreen
Auto Fullscreen for Firefox Quantum
10.185 gebruikers
Always on Top
Sets "Always on Top" style for your Firefox window
9.704 gebruikers
Clickbait Remover for Youtube
Replaces thumbnails and modifies titles of videos on youtube.com and m.youtube.com
9.483 gebruikers
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.
9.420 gebruikers
Open Link with New Tab
Open the link in a new tab depending on the setting.
9.415 gebruikers
WhatRuns
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.
9.243 gebruikers
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.
9.074 gebruikers
Tab Counter
Add a badge to the toolbar that shows the number of currently open tabs in a window or all windows.
8.783 gebruikers
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.
8.753 gebruikers
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
8.649 gebruikers
Refined GitHub
Simplifies the GitHub interface and adds many useful features.
8.645 gebruikers
Dark Mode for Wikipedia
Dark mode for English Wikipedia.
8.488 gebruikers
Better Canvas
Best dark mode for Canvas, plus other features
8.437 gebruikers
Markdown Viewer Webext
Displays markdown documents beautified in your browser.
8.434 gebruikers
Tab Rotator
The Tab Rotator automatically switches between the open tabs of a browser window after a certain amount of time.
8.337 gebruikers