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Home β†’ Source Codes β†’ QR Code Generator Source Code (HTML, CSS & JavaScript)

QR Code Generator Source Code (HTML, CSS & JavaScript)

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Implementation Guide & Details

Overview

Advanced QR Code Generator is a modern web-based application built using HTML, CSS, and JavaScript. It allows users to generate highly customizable QR codes for URLs, WiFi networks, WhatsApp chats, UPI payments, contact cards, emails, phone numbers, locations, and more.

The tool supports logo embedding, custom branding, gradient effects, multiple QR styles, dark mode, and high-resolution exports.


Features Included

βœ” URL QR Code Generator

βœ” Plain Text QR Generator

βœ” WhatsApp QR Generator

βœ” Email QR Generator

βœ” Phone Call QR Generator

βœ” SMS QR Generator

βœ” WiFi QR Generator

βœ” vCard Contact QR Generator

βœ” Location QR Generator

βœ” UPI Payment QR Generator

βœ” Logo Upload Support

βœ” Popular Brand Logos

βœ” Gradient QR Designs

βœ” Multiple QR Styles

βœ” Custom Colors

βœ” Dark & Light Mode

βœ” PNG Download

βœ” JPG Download

βœ” SVG Download

βœ” WebP Download

βœ” Copy QR to Clipboard

βœ” Share QR Code

βœ” Print QR Code

βœ” Responsive Design


Installation Steps

Step 1: Download Source Code

Download and extract the ZIP file to your computer.


Step 2: Open Project Folder

Open the extracted folder using:

  • VS Code
  • Sublime Text
  • Notepad++
  • WebStorm
  • Any Code Editor

Step 3: Run the Project

Simply open:

index.html

inside your browser.

Or use:

  • Live Server Extension (VS Code)
  • XAMPP
  • WAMP
  • Laragon

for local development.


How to Generate QR Codes

Website URL QR

  1. Select "Website URL"
  2. Enter your website URL
  3. QR code will generate automatically

Example:

https://yourwebsite.com

WhatsApp QR

  1. Select WhatsApp
  2. Enter country code
  3. Enter phone number
  4. Add optional message

Example:

Country Code: 91
Phone: 9876543210
Message: Hello

WiFi QR

  1. Select WiFi
  2. Enter SSID
  3. Enter Password
  4. Choose Encryption Type

Users can instantly connect by scanning.


UPI Payment QR

  1. Select UPI
  2. Enter UPI ID
  3. Enter Name
  4. Enter Amount (Optional)

Example:

UPI ID: demo@upi
Name: John Doe
Amount: 100

Contact Card QR

  1. Select vCard
  2. Enter Contact Details
  3. Generate QR

Users can save contact information directly to their device.


Customization Guide

Change QR Color

Navigate to:

Design & Colors Section

Customize:

  • Foreground Color
  • Background Color
  • Gradient Colors

Change QR Style

Choose from:

  • Square
  • Rounded
  • Dots
  • Classy
  • Classy Rounded
  • Extra Rounded

Change Corner Style

Available options:

  • Square
  • Rounded
  • Circular

Logo & Branding

Upload Custom Logo

  1. Open Branding Section
  2. Click Upload Logo
  3. Select PNG/JPG Image
  4. Logo will appear inside QR

Use Popular Brand Logos

Preloaded options include:

  • WhatsApp
  • Telegram
  • Facebook
  • Instagram
  • YouTube
  • LinkedIn
  • TikTok
  • Spotify
  • GitHub
  • Amazon
  • Google
  • Microsoft
  • UPI

Adjust Logo Size

Use the Logo Size Slider to increase or decrease the logo inside the QR code.


Export Options

Available Formats

  • PNG
  • JPG
  • SVG
  • WebP

Resolution Options

  • 500px
  • 1000px HD
  • 2000px Print Quality
  • 3000px Ultra HD

Sharing Options

The tool supports:

Copy QR

Copy generated QR directly to clipboard.

Share QR

Share QR using the device's native sharing options.

Print QR

Print QR codes directly from the browser.


Browser Compatibility

Supported browsers:

  • Google Chrome
  • Microsoft Edge
  • Mozilla Firefox
  • Safari
  • Opera

Deployment Guide

You can deploy the project on:

  • Hostinger
  • cPanel Hosting
  • Namecheap
  • Bluehost
  • Netlify
  • Vercel
  • GitHub Pages

Upload all project files and your QR Code Generator will be live instantly.


Custom Development

Developers can extend the project with:

  • Dynamic QR Codes
  • Scan Analytics
  • QR History
  • User Accounts
  • Database Integration
  • API Support
  • Premium Membership System

Support Notes

  • No installation required.
  • No database required.
  • Beginner-friendly source code.
  • Fully responsive design.
  • Easy customization and branding.
  • Suitable for personal and commercial projects.

This source code is ideal for developers, agencies, startups, digital marketers, and businesses looking to create a professional QR Code Generator tool.

About this code

Advanced QR Code Generator Source Code built with HTML, CSS, and JavaScript. Generate QR codes for URLs, WiFi, WhatsApp, Email, SMS, Phone Numbers, UPI Payments, Locations, and Contact Cards. Includes logo upload, custom branding, gradient colors, dark mode, multiple export formats, and responsive design. Perfect for developers, businesses, and digital marketers.

Features

Technologies Used

HTML5, CSS3, JavaScript

Frequently Asked Questions

What is the Advanced QR Code Generator Source Code?

It is a web-based QR code generator built using HTML, CSS, and JavaScript that allows users to create customized QR codes with logos, colors, gradients, and multiple QR types.

Which QR code types are supported?

The tool supports URL, Text, WhatsApp, Email, Phone, SMS, WiFi, vCard Contact, Location, and UPI Payment QR codes.

Can I add a logo to the QR code?

Yes, users can upload custom logos or select from popular platform logos and place them inside the QR code.

Which file formats are available for download?

Generated QR codes can be downloaded in PNG, JPG, SVG, and WebP formats with high-resolution export support.

Is the QR Code Generator mobile responsive?

Yes, the tool is fully responsive and works smoothly on desktops, tablets, and mobile devices.

Can I customize QR code colors and styles?

Yes, users can customize foreground colors, background colors, gradients, eye styles, body patterns, and branding elements.

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