Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1,085,892 users
Turn Off the Lights for Firefox
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. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
40,353 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.
29,779 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
20,595 users
Malwarebytes Browser Guard
The fastest and safest web browsing experience. Secure your privacy by blocking trackers, blocking ads, and blocking malicious content.
515,725 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。
61,172 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.
55,983 users
Auto Refresh Page
Refresh web pages automatically. Auto-refresh and page monitor with specified time intervals.
24,010 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
19,533 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.
10,955 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.
8,604 users
Old Twitter Layout (2023)
An extension that returns old Twitter's look from 2015 or 2018. WORKS IN 2023!
8,445 users
