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Effortless QR Code Generator is a WordPress plugin that allows you to create QR codes using a simple shortcode. It supports both client-side JavaScript rendering and server-side PHP rendering.
<h4>Features</h4>
<ul>
<li>Simple shortcode: Use <code>[effortless_qrcode url="https://example.com"]</code> to generate QR codes</li>
<li>Dual rendering modes: Client-side (JavaScript) or server-side (PHP/PNG)</li>
<li>Developer API: Generate QR codes programmatically from your plugins/themes</li>
<li>Customizable size: Control QR code dimensions (100-500 pixels)</li>
<li>Custom colors: Set dark and light colors for the QR code</li>
<li>Error correction levels: Choose L, M, Q, or H</li>
<li>Cached PNG images: Server-rendered QR codes are cached in the uploads folder</li>
<li>Responsive design: QR codes adapt to different screen sizes</li>
<li>No external dependencies: All code is bundled locally</li>
<li>Privacy-friendly: No data sent to external services</li>
<li>Accessibility ready: Proper alt text support</li>
<li>Performance optimized: Scripts load only when needed</li>
</ul>
<h4>Shortcode Parameters</h4>
<ul>
<li><code>url</code> – The URL to encode (required)</li>
<li><code>size</code> – Size in pixels (default: 150, min: 100, max: 500)</li>
<li><code>color_dark</code> – Dark color in hex format (default: #000000)</li>
<li><code>color_light</code> – Light color in hex format (default: #ffffff)</li>
<li><code>render</code> – Rendering mode: “client” or “server” (default: client)</li>
<li><code>ecc</code> – Error correction level: L, M, Q, H (default: M)</li>
<li><code>alt</code> – Alt text for accessibility (server rendering only)</li>
<li><code>class</code> – Additional CSS class (server rendering only)</li>
<li><code>data</code> – Arbitrary data to encode (plain text, WiFi, vCard, etc.). When set, overrides <code>url</code> and disables <code>link</code></li>
<li><code>link</code> – Wrap QR code in a clickable link: “yes” or “no” (default: no). Only works with URL content, ignored when <code>data</code> is used</li>
<li><code>title</code> – Tooltip text shown on hover</li>
<li><code>target</code> – Link target attribute: “_blank”, “_self”, etc. (default: _blank)</li>
</ul>
<h4>Usage Examples</h4>
Basic usage (client-side): 
 [effortless_qrcode url=”https://example.com”]
Server-side rendering: 
 [effortless_qrcode url=”https://example.com” render=”server”]
With custom size and colors: 
 [effortless_qrcode url=”https://example.com” size=”200″ color_dark=”#0073aa”]
Server-side with high error correction: 
 [effortless_qrcode url=”https://example.com” render=”server” ecc=”H” alt=”Scan me”]
<h4>PHP API for Developers</h4>
Third-party plugins and themes can generate QR codes programmatically using the <code>Effortless_QRCode_Native</code> class.
Basic Usage:
<pre><code><?php
// Make sure the plugin is active
if ( class_exists( 'Effortless_QRCode_Native' ) ) {

 // Generate a QR code PNG
 $result = Effortless_QRCode_Native::generate_png( 'https://example.com' );

 if ( $result ) {
 echo '<img src="' . esc_url( $result['url'] ) . '" alt="QR Code">';
 }
}
?>
</code></pre>
With Custom Options:
<pre><code><?php
$result = Effortless_QRCode_Native::generate_png(
 'https://example.com', // Data to encode (required)
 200, // Size in pixels (default: 150)
 '#0073aa', // Dark color (default: #000000)
 '#ffffff', // Light color (default: #ffffff)
 'H', // ECC level: L, M, Q, H (default: M)
 4 // Margin in modules (default: 4)
);

if ( $result ) {
 // $result['url'] - Public URL to the PNG image
 // $result['path'] - Server filesystem path to the PNG file
 // $result['debug'] - Debug information string
}
?>
</code></pre>
Display in a Template:
<pre><code><?php
if ( class_exists( 'Effortless_QRCode_Native' ) ) {
 $result = Effortless_QRCode_Native::generate_png( get_permalink() );

 if ( $result ) : ?>
 <div class="my-qr-code">
 <img src="<?php echo esc_url( $result['url'] ); ?>"
 alt="<?php esc_attr_e( 'Scan to visit this page', 'my-theme' ); ?>"
 width="150"
 height="150">
 </div>
 <?php endif;
}
?>
</code></pre>
<h4>API Reference</h4>
Effortless_QRCode_Native::generate_png( $data, $size, $color_dark, $color_light, $ecc, $margin )
Generates a QR code PNG image and saves it to the WordPress uploads folder.
Parameters:
<ul>
<li><code>$data</code> (string) – Required. The data to encode (URL, text, etc.)</li>
<li><code>$size</code> (int) – Optional. Image size in pixels. Default: 150</li>
<li><code>$color_dark</code> (string) – Optional. Hex color for dark modules. Default: ‘#000000’</li>
<li><code>$color_light</code> (string) – Optional. Hex color for light modules. Default: ‘#ffffff’</li>
<li><code>$ecc</code> (string) – Optional. Error correction level (L, M, Q, H). Default: ‘M’</li>
<li><code>$margin</code> (int) – Optional. Quiet zone margin in modules. Default: 4</li>
</ul>
Returns:
Array on success with keys: 
* <code>url</code> – Public URL to the generated PNG image 
* <code>path</code> – Server filesystem path to the PNG file 
* <code>debug</code> – Debug information string
Returns <code>false</code> on failure.
Notes:
<ul>
<li>Images are cached based on all parameters (same input = same file)</li>
<li>Files are stored in <code>wp-content/uploads/effortless-qrcodes/</code></li>
<li>Requires GD library for PNG generation</li>
</ul>
<h4>Error Correction Levels</h4>
<ul>
<li>L – 7% recovery capacity (smallest QR code)</li>
<li>M – 15% recovery capacity (default, good balance)</li>
<li>Q – 25% recovery capacity</li>
<li>H – 30% recovery capacity (largest QR code, best for print)</li>
</ul>
Higher error correction allows the QR code to be read even if partially damaged or obscured.
<h4>Privacy</h4>
This plugin does not collect, store, or transmit any personal data. QR codes are generated locally (either in the browser or on your server).
<h4>Requirements</h4>
<ul>
<li>PHP 7.4+ with GD library (for server-side PNG generation)</li>
<li>WordPress 5.0+</li>
<li>JavaScript enabled (for client-side rendering only)</li>
</ul>

EffortLess QR Code Generator

Generate QR codes easily with a simple shortcode. Supports client-side (JavaScript) and server-side (PHP/PNG) rendering with a developer API.

Sharabindu

QR Code Composer lets you generate QR codes in seconds—without any complicated setup.
Just install, activate, and start creating QR codes for URLs, text, WiFi, email, phone numbers, and more. 
Perfect for business owners, marketers, developers, and WooCommerce stores.
Whether you need a simple QR code or advanced customization, QR Code Composer gives you a fast and reliable solution.
👉<a href="https://wordpressqrcode.com/qr-codes-everything-you-need-to-know" rel="nofollow ugc">Demo for Page QR Code</a>
👉<a href="https://wordpressqrcode.com/what-is-a-qr-code" rel="nofollow ugc">Demo for Post QR Code</a>
👉<a href="https://wordpressqrcode.com/product/cap" rel="nofollow ugc">Demo for Product QR Code</a>
<h3>Why Choose QR Code Composer?</h3>
<ul>
<li>Instant QR code generation</li>
<li>Beginner-friendly interface</li>
<li>Mobile-friendly QR output</li>
<li>Works with posts, pages & WooCommerce</li>
<li>Lightweight, clean & secure code</li>
<li>Actively maintained</li>
</ul>
<h3>Features</h3>
<ul>
<li>Generate QR codes for:
<ul>
<li>URLs</li>
<li>Text</li>
<li>Phone numbers</li>
<li>Email addresses</li>
<li>WiFi credentials</li>
</ul>
</li>
<li>Download high-quality QR images</li>
<li>Shortcode support</li>
<li>Gutenberg & Classic Editor compatible</li>
<li>WooCommerce ready</li>
<li>Developer-friendly and extensible</li>
</ul>
<blockquote>
Need advanced features like dynamic QR codes, scan tracking, or customization? 
 Upgrade to QR Code Composer Pro(https://sharabindu.com/plugins/wordpress-qr-code-generator/) anytime.
</blockquote>
<h3>Why QR Code Composer Is the Best WordPress QR Code Plugin</h3>
QR Code Composer gives you complete freedom to design, customize, and auto-generate QR codes for any WordPress page, post, WooCommerce product, or custom content. With beautiful shape designs, shortcode flexibility, deep WooCommerce integration. it’s the most complete QR code solution for WordPress.
<h3>Features in Details (Free Version)</h3>
🎨 Create Beautiful QR Codes with Unique Shape Designs
Stand out from ordinary QR codes! 
Generate Circular QR Codes and Square QR Codes with modern, eye-catching styles. Customize colors, shapes, and design elements to match your brand identity.
⚡ Automatic QR Code Generation
The plugin instantly auto-creates QR codes for:
<ul>
<li>
All WordPress pages
</li>
<li>
Blog posts
</li>
<li>
WooCommerce products
</li>
<li>
Custom post types
</li>
<li>
Perfect for automatic content sharing and easy scanning.
</li>
</ul>
Custom QR Code Generator
Generate custom QR codes instantly for:
<ul>
<li>
URLs & custom links
</li>
<li>
Simple text
</li>
<li>
Numbers
</li>
<li>
Email addresses
</li>
<li>
Phone numbers
</li>
<li>
WhatsApp contact 
…all via powerful shortcodes.
</li>
</ul>
Shortcode Support Anywhere 
Use built-in shortcodes to display QR codes in posts, pages, widgets, popups, product pages, or templates.
🛒 WooCommerce QR Code Support
Show QR codes on product pages and customer dashboards, with up to 4 display positions. Increase product sharing, easy access, and customer convenience.
Email Address to QR Code
Automatically convert an email address into a scannable QR code.
Phone Number QR Code
Create QR codes for phone/mobile numbers for instant contact sharing.
WhatsApp QR Code Generator
Create a WhatsApp contact QR code that allows users to quickly add or message contacts on WhatsApp.
vCard QR Code Generator
Turn contact details into a digital QR-based business card (vCard). Share your full contact profile with one scan.
WordPress User Profile QR Code
Automatically generate QR codes from each author’s user bio and display it on their dashboard.
vCard for WooCommerce Customers
Every WooCommerce customer gets an auto-generated vCard QR code on the My Account dashboard page.
<h3>QR Code Appearance Options</h3>
Popup QR Code Display
Show QR codes in a popup instead of directly on the page.
Download-Only Mode
Hide the QR code and show only a Download QR Code button for a cleaner design.
🔹 Display with Shortcodes
Place QR codes anywhere using shortcodes:
<ul>
<li>
Current URL QR Code → [qrc_code_composer]
</li>
<li>
Custom Link/Text QR Code → [qr_link_composer]
</li>
<li>
Phone Number QR Code → [qrc_phonenumber]
</li>
<li>
WhatsApp QR Code → [qr_whatsapp_composer]
</li>
<li>
vCard QR Code → [qrc_vcard_single]
</li>
</ul>
🔹 QR Code in Meta Box
Easily access auto-generated QR codes inside:
<ul>
<li>
Post editor meta boxes
</li>
<li>
Page editor meta boxes
</li>
<li>
Product meta boxes
</li>
<li>
Custom post type meta boxes
</li>
</ul>
The QR code updates instantly if the URL changes.
<h3>Elementor Page Builder Support</h3>
QR Code Composer includes a built-in Elementor QR Code Widget, allowing you to generate:
<ul>
<li>
Current page QR code
</li>
<li>
Custom QR codes
</li>
<li>
Styled, branded QR codes 
…directly inside the Elementor editor.
</li>
</ul>
<h3>🚀 Premium Features – Unlock the Full Power of QR Code</h3>
Upgrade to QR Code Composer Pro for professional-grade customization, advanced QR types, and WooCommerce automation.
👉<a href="https://wordpressqrcode.com/" title="Pro Demo QR code Composer" rel="nofollow ugc">View Pro Demo</a> | 👉<a href="https://sharabindu.com/plugins/wordpress-qr-code-generator/" rel="nofollow ugc">Upgrade to PRO</a> |👉 <a href="https://wordpressqrcode.com/docs/introduction/" title="Documents" rel="nofollow ugc">Documents</a>
<h3>🎨 Advanced QR Code Design & Branding Tools**</h3>
🔸 Fully Customizable Borders
Change:
<ul>
<li>
Border thickness
</li>
<li>
Dasharray patterns (dotted, dashed, solid)
</li>
<li>
Border colors
</li>
</ul>
🔸 Add Custom Labels (Top & Bottom)
Add titles, instructions, or call-to-action text above and below your QR codes.
🔸 Custom Dot Shapes
Choose from:
<ul>
<li>
Square
</li>
<li>
Dot
</li>
<li>
Round
</li>
<li>
Extra-round
</li>
<li>
Sub-round
</li>
<li>Supports gradient colors.</li>
</ul>
🔸 Eye Frame Customization
Includes:
<ul>
<li>
Square
</li>
<li>
Circle
</li>
<li>
Classy
</li>
<li>
Classy round
</li>
<li>Gradient enabled.</li>
</ul>
🔸 Eyeball Shape Customization
Available shapes:
<ul>
<li>
Square
</li>
<li>
Circle
</li>
<li>
Classy
</li>
<li>Gradient supported.</li>
</ul>
Logo Integration
Add your brand or business logo to the center of the QR code for a premium branded look.
🛒 WooCommerce Pro Integrations
<ul>
<li>
Auto-generate WooCommerce order QR codes
</li>
<li>
Show order QR codes in customer dashboard
</li>
<li>
Include QR codes in order emails
</li>
<li>
Display QR codes on invoices & packing slips
</li>
<li>
Perfect for order tracking, verification, and store automation.
</li>
</ul>
<h3>vCard, Event, WiFi & Advanced QR Types</h3>
Bulk vCard QR Code Generator for CPTs
Generate vCards for custom post types (e.g., “Developers”).
Event QR Codes
Include event title, date, time & location.
WiFi QR Codes
Instantly generate WiFi access QR codes (SSID, password, encryption type).
<h3>Google Maps & Elementor Pro Tools</h3>
Google Maps Location QR Codes
Create QR codes from any Google Maps location link.
Elementor Advanced QR Code Widget
Generate:
<ul>
<li>
URLs
</li>
<li>
Text
</li>
<li>
Numbers
</li>
<li>
vCards
</li>
<li>
Events
</li>
<li>
Logos 
…and apply full styling within Elementor.
</li>
</ul>
<h3>Plugin Compatibility</h3>
Works perfectly with:
<ul>
<li>
WooCommerce PDF Invoices & Packing Slips
</li>
<li>
Print Invoice & Delivery Notes
</li>
<li>
WebToffee PDF Invoices
</li>
<li>
BBPress user profiles
</li>
<li>
BuddyPress member profiles
</li>
<li>
Dokan vendor pages & vendor vCards
</li>
</ul>
<h3>Bulk Tools & Widgets</h3>
<ul>
<li>
Bulk Print QR Codes
</li>
<li>
Bulk Download (Posts, Pages, Products, CPTs)
</li>
<li>
Bulk vCard QR Code Download
</li>
<li>
WordPress Widget support
</li>
<li>
QR Code Shortcode Generator Tool
</li>
</ul>
<h4>Credits</h4>
This plugin includes a modified version of the QRCode for JavaScript by Kazuhiko Arase, which is licensed under the MIT license.
<h4>Privacy</h4>
This plugin:
<ul>
<li>
Does NOT connect to any third-party services
</li>
<li>
Does NOT store user data
</li>
<li>
ONLY generates QR code images locally
</li>
</ul>
<h4>⭐ We Value Your Feedback</h4>
Your feedback helps us grow! 
If you enjoy QR Code Composer, please share your experience and leave a rating. It means a lot.
<h4>How to add QR codes to a WordPress website</h4>
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/5m0W-1mkydE?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox"></iframe>

QR Code Composer – QR Code Generator

Generate QR codes for URLs, text, WiFi, email & more in seconds. No setup needed.

EffortLess QR Code Generator vs QR Code Composer – QR Code Generator