YouTube Live Alert Pro
Get notified when your favorite YouTube channels go live—only during the hours you care about.
8 users
YouTube Speed Keys
Change YouTube playback speed instantly using the keyboard. Press , to slow down and . to speed up — no need to use menus or the player settings.
8 users
Block It Out - Hide Shorts, Reels & Feeds
Focus enhancement suite for Instagram and YouTube. Features distraction-free modes, time management, and ad acceleration.
8 users
Anti-Ad-Ad-Killer
Blocks ads everywhere. Shorts/Side-bar recs toggle-able in widget, custom CSS "LIST" button for playlists. removes 'are you still watching?' window.
8 users
RevoSub for Firefox
Inject custom .ass and .ytt subtitles into YouTube videos with color and style support
8 users
YouTube Tab Time
This Addon calculates the total watch time of all YouTube tabs and shows you the exact time when you will have finished watching them
8 users
YouTube Subtitle Word Translator
Click any word in YouTube subtitles to see an instant translation. Supports Google Translate, DeepL, LibreTranslate, or your own custom translation server.
8 users
langKey-在Youtube上学习多国语言
LangKey 是一款专为语言学习者设计的浏览器插件，利用 YouTube 字幕 提供沉浸式学习体验。 📌 核心功能： 实时字幕打字练习 – 自动获取视频字幕，用户逐句输入，强化拼写和听力记忆。 生词收藏与翻译 – 一键保存陌生词汇并翻译，随时复习个人词汇库。 精准播放控制 – 逐句播放字幕，同步音频与文本，实现“听-读-写”高效学习。 多语言支持 – 适配中文、英语、日语、韩语，德语，俄语，阿拉伯语等，兼容 YouTube 自动生成字幕。
8 users
Youtube Summary Free
A free, open-source YouTube sidebar add-on that uses your Google Gemini AI Studio key to instantly deliver video summaries, transcripts, and chat answers without leaving the watch page.
8 users
Simple Media Controller
Control audio and video from all your tabs using a simple popup. Play, pause, adjust volume, or jump to the tab all from one place
8 users
Volume Scroller for YouTube™
Control YouTube volume with your mouse scroll wheel. Works on YouTube videos, Shorts, YouTube Music, and embedded players.
8 users
Vidiioz Video Downloader - Download Social Media S
Instantly extract & download social media video streams. Vidiioz Video Downloader detects links automatically for fast, secure, one-click downloads via Vidiioz API.
8 users
Text Formatting Shortcuts for YouTube Comments
Add bold, italic, and strikethrough text to YouTube comments without needing to remember what symbols to use.
7 users
Advanced Volume Control
Boost audio volume up to 600% with EQ presets, per-tab controls, and audio effects.
7 users
Your YouTube Shorts
Redirects the shorts player to the regular video player, and disables shorts on the home page. Both features optional.
7 users
![Loading Animation ,Spinner Blocker [beta]](https://addons.mozilla.org/user-media/addon_icons/3014/3014440-64.png?modified=71303033)
Loading Animation ,Spinner Blocker [beta]
Block loading animation from the screen The content itself is displayed, not hidden For a stress-free and streamlined design.
7 users
Dance Monkey
An extension to help with learning dances from YouTube. Can customize the mirroring, looping, and speed of the video. PLEASE POST ERRORS ON THE SUPPORT PAGE AS WELL. Thanks! :)
7 users
