QR Code Generator

Tired of using platforms to create QR codes and sign up? There's now a solution. This QR Code generator helps you make QR Codes for any site.

A modern, production-ready QR Code generator CLI built with TypeScript and Node.js. Generate QR codes from any text or URL directly from your terminal.

Features

• Generate QR codes from any text or URL
• Outputs high-quality PNG files
• Clean CLI interface with helpful error messages
• Written entirely in TypeScript with strict type checking
• ESLint and Prettier for code quality
• Lightweight with minimal dependencies

Cloning the Repository

git clone https://github.com/vortexsinclair/qrcode_gen

Installation

npm

npm install

pnpm

pnpm install

Usage

Generate a QR Code

npm run generate https://example.com

or

pnpm run generate https://example.com

Examples

npm run generate https://openai.com
pnpm run generate https://github.com
npm run generate "Hello World"

Example Output

✔ QR code generated successfully!
Saved to qrcode_example.com.png

Generated QR codes are saved in the project root with a name derived from the input:

Command	Output File
npm run generate https://example.com	qrcode_example.com.png
npm run generate https://github.com	qrcode_github.com.png
npm run generate "Hello World"	qrcode_Hello_World.png

Development

Build

npm run build

Lint

npm run lint

Format

npm run format

Tech Stack

• Language: TypeScript
• Runtime: Node.js
• QR Library: qrcode
• Linting: ESLint with TypeScript plugin
• Formatting: Prettier
• Package Manager: npm / pnpm

License

MIT License. See LICENSE for details.

Contributing

Contributions are welcome! Feel free to open issues or submit pull requests.

1. Fork the repository
2. Create a feature branch (git checkout -b feature/my-feature)
3. Commit your changes (git commit -m "Add my feature")
4. Push to the branch (git push origin feature/my-feature)
5. Open a Pull Request

Credits

• qrcode — QR code generation library