Advanced QR Code Generator

A lightweight, browser-based tool to generate highly customizable QR codes. This project allows users to create QR codes for URLs or text, customize colors, adjust dimensions, and even add a personalized signature or watermark directly onto the generated image.

🚀 Features

• Real-time Generation: Generate QR codes instantly as you type or adjust settings.
• Custom Colors: Choose specific foreground and background colors to match your branding.
• Adjustable Size: Scale the QR code from 100px to 500px.
• Quiet Zone Control: Adjust the border thickness (modules) around the QR code.
• Custom Signature: Add an optional text signature (like a GitHub username) at the bottom of the QR code.
• High Error Correction: Uses QRCode.CorrectLevel.H to ensure the QR remains readable even with an added signature.
• Downloadable: Save your generated QR code as a PNG image with a single click.
• Responsive Design: Works seamlessly on both desktop and mobile devices.

🛠️ Technologies Used

• HTML5 & CSS3: For structure and modern, responsive styling.
• JavaScript (Vanilla): For logic and DOM manipulation.
• QRCode.js: A cross-browser JavaScript library for generating QR codes.

📖 How to Use

1. Enter Content: Type the URL or text you want to encode in the "Content" field.
2. Customize Appearance:
   • Select your preferred QR Color and Background Color.
   • Use the sliders to adjust the Size and Border.
3. Generate: Click the "Generate QR Code" button to refresh the preview.
4. Download: Once satisfied, click "Download Image" to save the result as qrcode_generato.png.

💻 Local Setup

Since this is a client-side application, you don't need a server.

1. Clone the repository:

   git clone https://github.com/danielelozzi/QR.git

2. Open index.html in your favorite web browser.

📄 License

This project is open-source. Feel free to use and modify it!