YT Subtitle Downloader 作者： Top_jim

YouTube Subtitle Downloader is a clean, lightweight, and high-performance browser extension that lets you download YouTube subtitles and closed captions (CC) as standard .srt files with just one click.

✨ Key Features:
- 1-Click Download: Instantly converts and saves subtitles into clean, standard .srt format.
- Native On-Page Button: Integrates seamlessly right beside the YouTube Subscribe button without interfering with video controls, titles, or descriptions.
- Toolbar Quick Popup: Click the extension icon in your browser toolbar anytime to view all detected languages and download directly.
- Full Multi-Language & Auto-Generated Support: Works flawlessly with both creator-uploaded captions and YouTube's auto-generated (ASR) captions.
- Dynamic SPA Navigation Ready: Automatically syncs when navigating between videos on YouTube without stale subtitle caches.
- 100% Client-Side & Private: Runs entirely within your browser. Zero tracking, zero analytics, and no external servers involved.

🚀 How to Use:
1. Open any YouTube video with subtitles/CC available.
3. Click this plugin icon once if you don't see below download buton next to Subscribe button.
3. Click the blue "📥 下载字幕" (Download Subtitles) button next to the Subscribe button.
4. Your .srt subtitle file will be saved directly to your Downloads folder!