youtube-audio-download
Download YouTube video audio and convert to MP3. Supports age-restricted videos with cookies.
Best use case
youtube-audio-download is best used when you need a repeatable AI agent workflow instead of a one-off prompt.
Download YouTube video audio and convert to MP3. Supports age-restricted videos with cookies.
Teams using youtube-audio-download should expect a more consistent output, faster repeated execution, less prompt rewriting.
When to use this skill
- You want a reusable workflow that can be run more than once with consistent structure.
When not to use this skill
- You only need a quick one-off answer and do not need a reusable workflow.
- You cannot install or maintain the underlying files, dependencies, or repository context.
Installation
Claude Code / Cursor / Codex
Manual Installation
- Download SKILL.md from GitHub
- Place it in
.claude/skills/youtube-audio-download/SKILL.mdinside your project - Restart your AI agent — it will auto-discover the skill
How youtube-audio-download Compares
| Feature / Agent | youtube-audio-download | Standard Approach |
|---|---|---|
| Platform Support | Not specified | Limited / Varies |
| Context Awareness | High | Baseline |
| Installation Complexity | Unknown | N/A |
Frequently Asked Questions
What does this skill do?
Download YouTube video audio and convert to MP3. Supports age-restricted videos with cookies.
Where can I find the source code?
You can find the source code on GitHub using the link provided at the top of the page.
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SKILL.md Source
# Youtube Audio Download
## Usage
```bash
python scripts/download_audio.py <URL> [--cookies cookies.txt] [--output-dir dir]
```
## Parameters
- `url` (required): YouTube video URL
- `cookies_path` (optional): Path to cookies.txt for age-restricted videos
- `output_dir` (optional): Output directory, default: "works/audio"
## Returns
```json
{
"success": true,
"audio_path": "H:/works/audio/video_title-xxxxx.mp3",
"title": "Video Title",
"duration": 1200,
"file_size_mb": 15.5
}
```
## Tools
## download_audio
Download YouTube audio to MP3
## Workflow Integration
This skill is part of the YouTube translation workflow:
1. **youtube-audio-download**: Download audio from YouTube
2. **doubao-launch**: Launch Doubao translation window
3. **audio-play**: Play the downloaded audio
4. **doubao-capture**: Capture translated subtitles
## Execution
All skills execute on Windows Python via WSL cross-platform call:
```
wsl -> python.exe scripts/download_audio.py ...
```
## Error Handling
All skills return JSON with `success` field:
- `success: true` - Operation completed
- `success: false` - Check `error_code` and `error_message`
## Notes
- Windows GUI automation requires visible desktop (no RDP disconnect)
- Output files are stored in Windows `works/` directory
- WSL accesses Windows files via `/mnt/h/...`Related Skills
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