Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1,186,341 users
Enhancer for YouTube™
Take control of YouTube and boost your user experience!
584,037 users
Block Site
A customizable, password-protected website blocker and redirector.
73,641 users
Turn Off the Lights for YouTube™
The entire page will be fading to dark, so you can watch the video as if you were in the cinema.The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube™ and Beyond.
43,675 users
Dark Background and Light Text
Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.
41,121 users
'Improve YouTube!' 🎧 (For YouTube & Video)
Youtube Extension. Powerful but lightweight. Enrich your Youtube & content selection. Make YouTube tidy&smart! Layout Filters Shortcuts Adblocker Playlist
33,117 users
3,629 users
461 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience. Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
530,191 users
Firefox Color
Build, save and share beautiful Firefox themes.
121,623 users
Cookie-Editor
Cookie-Editor lets you efficiently create, edit and delete a cookie for the current tab. Perfect for developing, quickly testing or even manually managing your cookies for your privacy.
64,273 users
划词翻译
一站式划词 / 截图 / 网页全文 / 音视频翻译扩展,支持谷歌、DeepL、ChatGPT、百度等 9 个国内外主流翻译服务,均可用于全文翻译。能在 PDF 里使用。支持辅助键、快捷键、悬浮取词。
63,425 users
DocsAfterDark - Google Docs Dark Mode
Modern, dark mode for Google Docs
34,996 users
Auto Refresh Page
Refresh web pages automatically. Auto-refresh and page monitor with specified time intervals.
28,821 users
28,350 users
Raindrop.io
All-in-one bookmark manager
22,354 users
ModHeader
Add and modify the HTTP request headers and response headers. Use ModHeader to: - Add / modify request and response headers - Add / modify cookies - Multi-profile support - Filtering based on URL, tab, or window - Export and share profiles
21,352 users
YouTube Search Fixer
Remove ALL distracting search results, redirect shorts back to legacy page and try little visual changes suited for low resolution screens.
16,188 users
Yandex Evolution
Popular Russian search engine by Yandex (Яndex, Яндекс)
12,764 users
Better Canvas
Best dark mode for Canvas, plus other features
9,993 users
9,830 users
Privacy | Protect Your Payments
Privacy's Firefox add-on allows you to generate a new virtual card number with 1-click on any checkout page. Keep your payment info safe from data breaches, shady merchants, and sneaky subscription billing.
8,863 users
8,761 users
8,508 users
Dark Mode for Wikipedia
Dark mode for English Wikipedia.
8,460 users