Browser Extension
Turn YouTube Comments into Live Danmaku
Watch comments scroll across your video like a live stream. Works on YouTube and YouTube Music — available for Chrome and Firefox.
Features
Everything you need for comment danmaku
Powerful features that make watching YouTube more engaging and fun.
Danmaku Overlay
Comments scroll across the video in real time, synchronized with playback. Just like Nico Nico Douga or Bilibili.
Smart Comment Extraction
Scrapes comments from the page DOM and loads hidden iframe comments automatically. No configuration needed.
One-click Translation
Translate comments instantly via Google Translate with auto language detection. Read any language, any comment.
Customizable Display
Adjust opacity, speed, font size, and display area to match your preference. Full control via the control panel.
Small Window Player
Keep watching in a floating window while scrolling down to comments. Multitask without missing any moment.
Playback Memory
Resume videos right where you left off, across sessions. Never lose your place again.
Install
Get started in seconds
Available for Chrome and Firefox. No account required.
Chrome
Coming SoonChrome Web Store listing is being reviewed. Manual installation available now.
See Manual InstallFirefox
Coming SoonFirefox Add-ons listing is being reviewed. Manual installation available now.
See Manual InstallManual Install
ActiveWorks with Chrome, Firefox, and any Chromium-based browser.
youtube-danmaku.zip
from the download link provided
chrome://extensions
(Chrome) or
about:debugging
(Firefox)
Tech Stack
Built with modern web tech
Multi-language
Supports 10 languages
English, Chinese, Japanese, Korean, French, German, Spanish, Portuguese, Russian, Italian