QR Code Generator for Godot

Generate QR Codes directly in Godot with ease. Includes a ready-to-use UI node and a flexible backend class for full control.

Features

• 🖼️ QRCodeRect drop-in node that auto-updates and renders the QR Code
• ⚙️ QRCode generate QR codes via code with full customization
• 💬 Supports all encoding modes: Numeric, Alphanumeric, Byte, Kanji
• 🌐 ECI (Extended Channel Interpretation) support: Shift JIS, UTF-8, ISO 8859-1, and more
• 🎨 Customizable colors, sizes, and quiet zone settings
• 🧩 Optimized performance for dynamic updates

Usage

Using QRCodeRect (UI Node)

1. Add a QRCodeRect node to your scene.
2. Set the data property to your content.

$QRCodeRect.data = "https://godotengine.org"

It will update the texture automatically based on the data.

Using QRCode (Code-based)

For more control or manual usage:

var qr = QRCode.new()
qr.put_byte("Hello from Godot!".to_utf8_buffer())
var image = qr.generate_image(4)

You can control the version, error correction level, mask pattern, ECI mode, and more.

Documentation & Examples

Full API documentation is available here.