Reddit Enhancement Suite
Reddit Enhancement Suite (RES) is a suite of tools to enhance your Reddit browsing experience.
276,728 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
138,056 users
EPUBReader
Read ePub files right in Firefox. No additional software needed!
134,943 users
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
77,213 users
CanvasBlocker
Alters some JS APIs to prevent fingerprinting.
25,796 users
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
73,218 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
32,695 users
Vue.js devtools
DevTools extension for debugging Vue.js applications.
89,065 users
Download Manager (S3)
View and manage downloads from a tidy status bar.
60,175 users
Language: English (US)
Firefox Language Pack for English (US) (en-US)
2,302,465 users
YouTube Video and Audio Downloader (WebEx)
Download YouTube videos in all available formats and extract the original audio files
138,853 users
Google Translator for Firefox
With this addon you can translate any text to your own language with one click or hot-key. You can either translate the selected text, this way the translated text will overwrite the original selected text, or you can translate the full page too.
231,328 users
Audio Equalizer
Stylish audio equalizer in toolbar popup.
36,721 users
Auto Refresh Page
Refresh web pages automatically. Auto-refresh and page monitor with specified time intervals.
27,945 users
YouTube mp3
The YouTube-mp3 Add-on generates a "MP3" button on YouTube. Convert YouTube to mp3 and download the file to your device.
35,667 users
AVG Online Security
AVG Browser Security and Web Reputation Plugin. Offering protection against known phishing and malware sites, improving your browsing overall browsing experience with crowd sourced web reputation rating.
72,174 users
Dark Mode
Dark theme and night shift mode for every website. Care your eyes, use Dark Mode for night and daily web browsing.
28,948 users
Video Download
Download video effortless directly from your favorite sites: YouTube, Twitter, Pinterest, Soundcloud & Twitch!
13,975 users
SubWallet - Polkadot Wallet
SubWallet is the comprehensive non-custodial wallet solution for Polkadot, Substrate & Ethereum ecosystems.
2,559 users
My IP Hider VPN
My IP Hider VPN is number one tool for hiding your IP and unblocking any web site! If your Firefox version is less then 55 please install older My IP Hider VPN from "Version History" (https://goo.gl/7ZQQjZ)
14,275 users
Flash Player
Flash Player runs and saves any flash file across the web. The Addon allows you to add any flash file into the app's playlist and access them on any website by simply clicking an extension icon.
56,746 users
网课小工具
一个 大学生网课 学习工具,火狐,谷歌,油猴支持.全自动任务,视频倍速
14,734 users
Keeper® Password Manager & Digital Vault
Protect and autofill passwords with the world's most trusted and #1 downloaded secure password manager and digital vault.
49,988 users
YouTube Redux
Replicate old YouTube look and features within the modern layout!
5,441 users
Video Downloader
Download video from your favorite sites with just one click!
9,877 users