QR Code Generator using JavaScript

📱 Project Alert: QR Code Generator Web App

In today’s challenge, I built a QR Code Generator using HTML, CSS, and JavaScript. This application allows users to generate QR codes in real time, customize the size, and download them instantly as PNG images.

This project helped me improve my understanding of DOM manipulation, event handling, and third-party library integration.

🔍 Project Features

✍️ User Input – Generate QR codes from text or URLs

📐 Size Selection – Choose QR sizes from 100×100 to 1000×1000

⚡ Real-Time Generation – QR updates instantly on input

⬇️ Download Option – Save QR code as a PNG image

📱 Responsive Design – Works smoothly on all devices

🛠️ Technologies Used

🧱 HTML – Structure

🎨 CSS – Styling & responsive layout (Flexbox + Grid)

📜 JavaScript – Logic, events, and dynamic rendering

🔗 QRCode.js – Third-party library for QR generation

💡 What I Learned

Integrating third-party JavaScript libraries

Handling real-time UI updates using events

Implementing image download functionality

Improving layout responsiveness using Flexbox & Grid

Writing clean, reusable frontend logic


💬 I’d love to hear your feedback or suggestions in the comments!

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🔖 Hashtags

#JavaScript #WebDevelopment #QRCodeGenerator #Day6Challenge #HTML #CSS #FrontendDevelopment #DOMManipulation #CodingJourney #JSProjects