A full-stack QR Code Generator web application built with Node.js, Express, and HTML/CSS/JS.
This app allows users to:
- 🔗 Generate QR codes for any URL
- 📥 Download QR codes as PNG files
- ✉️ Send contact messages via email using Web3Forms
- 🌗 Toggle between Light/Dark mode
QR-Code-Generator/ ├── public/ # Frontend (HTML, CSS, JS) │ ├── assets/ # Icons and media │ ├── style.css # Styling │ └── script.js # Frontend JS logic ├── generated_qr/ # Stores generated PNG QR codes (auto-created) ├── .env # Environment variables (e.g., Web3Forms key) ├── .gitignore # Ignores node_modules, .env, etc. ├── package.json # Node dependencies └── server.js # Express backend
git clone https://github.com/alok9064/QR-Code-Generator.git cd QR-Code-Generator npm install
🚀 Run the App Locally node server.js Visit 👉 http://localhost:3000
🛡️ Deployment This project is deployed on Render To Deploy: 1.Log in to Render with your GitHub account 2.Click "New Web Service" 3.Select your repo: QR-Code-Generator 4.Use these settings:
Build Command: npm install
Start Command: node server.js
Environment: Node
Root Directory: (leave blank unless your server is in a subfolder) Ensure the generated_qr/ folder is tracked using a .gitkeep file Click Deploy
📬 Contact Form Integration Using Web3Forms, this app securely handles form submissions via API using an access key.
🔐 Don't worry — Web3Forms keys are public-safe!
🤝 Contributing Contributions are welcome! Feel free to fork this repo, make changes, and submit a pull request.
🧑💻 Author Tanmoy Paul GitHub Profile
📄 License This project is licensed under the MIT License
Thank you for visiting and using the QR Code Generator!