A web application for downloading YouTube videos and extracting audio using yt-dlp.

• Download YouTube videos in highest quality available
• Extract audio from YouTube videos
• Clean, responsive web interface
• Progress tracking for downloads
• Support for YouTube URLs and video IDs

├── backend/
│   ├── index.ts          # Main Hono server
│   ├── routes/
│   │   ├── download.ts   # Download API endpoints
│   │   └── static.ts     # Static file serving
│   └── services/
│       └── youtube.ts    # YouTube download service
├── frontend/
│   ├── index.html        # Main HTML template
│   ├── index.tsx         # React frontend
│   └── components/
│       ├── App.tsx       # Main app component
│       └── DownloadForm.tsx # Download form component
└── shared/
    └── types.ts          # Shared TypeScript types

1. Enter a YouTube URL or video ID
2. Choose download type:
   • Video: Downloads the full video in MP4 format
   • Audio: Downloads video and extracts audio in MP3 format
3. Click download and wait for processing

• Uses yt-dlp for video processing
• Downloads are processed server-side
• Supports highest quality available (up to 720p for reasonable file sizes)
• Audio extraction uses MP3 format for compatibility