Javascript
Hands-on JavaScript projects and guides for building interactive websites.
QR codes are widely used today for sharing links, contact details, and other information quickly. In this mini project, we build a QR Code Generator web app using HTML, Tailwind CSS, and JavaScript.
This project is beginner-friendly and focuses on understanding how to work with JavaScript libraries and modern UI styling.
Watch the full step-by-step video tutorial on YouTube: https://youtu.be/pJCOEYGlkCE?si=pTdH43NNFp67itXK
Project Overview
The QR Code Generator allows users to:
Enter any text or URL
Generate a QR code instantly
Download the QR code as a PNG image
The entire project runs on the client side, which means no backend or database is required.
Technologies Used
This project is built using simple and modern web technologies:
HTML – For the structure of the app
Tailwind CSS – For clean, responsive, and modern UI design
JavaScript – For handling user input and generating QR codes
QRCode.js – A lightweight JavaScript library used to generate QR codes
How the QR Code Generator Works
The user enters a text or URL in the input field.
JavaScript reads the input and passes it to the QR code library.
A QR code is generated dynamically on the page.
Once generated, a download button appears.
The user can download the QR code as a PNG image.
A small loading indicator is added to improve the user experience and make the app feel more polished.
Why This Is a Good Beginner Project
This project is perfect for beginners because it helps you learn:
JavaScript event handling
Working with third-party JavaScript libraries
Using Tailwind CSS utility classes
Creating interactive UI without complex logic
Building real-world mini projects
It’s also a great addition to your portfolio.
Full Video Tutorial
This blog post gives you a quick overview of the project.
For a complete explanation, live coding, and step-by-step walkthrough, watch the full tutorial on YouTube.
👉 Watch the full video here: https://youtu.be/pJCOEYGlkCE?si=pTdH43NNFp67itXK
The video covers:
Project setup
Tailwind CSS configuration
UI design
JavaScript logic
QR code generation
Download functionality
Source Code
The complete source code for this project is available on GitHub.
👉 GitHub Repository: https://github.com/azgar0053/qrcode_generator
You can download, modify, and use this project for learning or personal use.
Final Thoughts
This QR Code Generator is a small but practical project that helps you strengthen your fundamentals in HTML, CSS, and JavaScript. Building mini projects like this is one of the best ways to grow as a developer.
If you enjoyed this project, make sure to:
Watch the full video tutorial
Try building the project yourself
Experiment with new features like custom colors or sizes
Happy coding! 🚀
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