# Qr

> Qr is an Agent Skill for documents published in the x-cmd/x-cmd repository on GitHub: a SKILL.md instruction file an AI agent can load to do this task.

QR code generation — terminal display, PNG output, pure shell encoding. Zero barrier — use with x-cmd, Python qrcode, or any QR library. Use for "qr", "qrcode", "barcode", "encode".

- Skill name: `qr`
- Category: [Documents](https://www.openparable.com/skill/documents/1)
- Source: https://github.com/x-cmd/x-cmd/blob/HEAD/mod/skill0/lib/skill0/skills/qr/SKILL.md
- Repository: x-cmd/x-cmd (4,524 GitHub stars when collected)

## SKILL.md

# qr — skill0

Generate QR codes from text or URLs. Terminal display, PNG output, or pure shell encoding.

## Quick Start

```bash
# With x-cmd
x qr "Hello World"                   # Terminal QR code
x qr "https://example.com"           # URL to QR

# Without x-cmd — use Python
pip install qrcode
python3 -c "import qrcode; qrcode.make('Hello').save('qr.png')"

# Or use online API
curl -s "https://api.qrserver.com/v1/create-qr-code/?size=200x200&data=Hello" -o qr.png
```

## What's Available

| Mode | Description |
|------|-------------|
| Terminal | Display QR in terminal |
| PNG | Generate PNG file |
| Pure shell | AWK-based encoding (no deps) |

## This skill0 grows

Starting with the essentials. Will add:
- QR encoding algorithms
- Error correction levels
- WiFi QR format

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Source: https://www.openparable.com/skill/documents/qr (OpenParable). Cite the canonical URL above.