Arka Roy

<p>This plugin enables you to automatically generate QR Codes for your pages, posts and custom post types. The generated QR Code will have embeded url of the post, page.</p>
<p>The plugin provides following features:</p>
<ul>
<li>Easy installation and integration.</li>
<li>Easy-to-use user interface.</li>
<li>Generate QR Codes automatically with the url of the current page or post.</li>
<li>Option to embed the permalink or the shortlink of the page/post.</li>
<li>Use shortcode <code>[wpqr-code]</code> to generate QR Code with current url or use <code>[wpqr-code id=10]</code> with the id of the page/post to generate url for.</li>
</ul>
<h4>Update in 1.1.0</h4>
<ul>
<li>Added feature to generate QR code for any (custom) URL.</li>
</ul>


WP QR Code Auto Generator

Automatically generate QR Code for pages, posts and custom post types with permalink or shortlink. You can embed QR Code with shortcode.

Dennis

<p>The QR Code Tag plugin creates QRCodes for your blog.</p>
<p>Features:</p>
<ul>
<li>Choose your QR Code generator: Google Chart API (online connection required) or QR Code Lib (included)</li>
<li>Uses cURL if <code>allow_url_fopen</code> is disabled (Google Chart API)  </li>
<li>GIF, PNG or JPEG image output</li>
<li>All QR Code images are cached</li>
<li>Use as a Sidebar Widget</li>
<li>Use the Shortcode <code>[qrcodetag]content[/qrcodetag]</code> within your posts</li>
<li>Use the Tooltip mode <code>[qrcodetag tooltip="content"]some text[/qrcodetag]</code> within your posts</li>
<li>Use the PHP function inside your own template</li>
<li>“Best Read Mode” for optimized QR Code image size</li>
<li>Works with PHP 5.3 as well</li>
<li>Works on symlinked plugin folders</li>
<li>Available plugin admin interface languages: English, German</li>
</ul>
<h3>Demo</h3>
<p>See <a href="http://www.spreendigital.de/blog/2009/09/18/essential-android-applications/" rel="nofollow ugc">this blog entry</a> for a tooltip mode demo.<br />
Move your mouse over the application links.</p>
<h3>Acknowledgements</h3>
<p>This WordPress QR Code Tag Plugin is partly based on <a href="https://wordpress.org/extend/plugins/super-cool-qrcode/" rel="ugc">Super Cool QRCode Widget</a> by <a href="http://www.incerteza.org/blog/" rel="nofollow ugc">Matias S.</a>.</p>
<p>It uses:</p>
<ul>
<li><a href="http://code.google.com/intl/de/apis/chart/" rel="nofollow ugc">Google Chart API</a> for online code creation</li>
<li>Y. Swetakes <a href="http://www.swetake.com/qr/index-e.html" rel="nofollow ugc">QR Code Library</a> for code offline creation</li>
<li>J. Zaefferers <a href="http://docs.jquery.com/Plugins/Tooltip" rel="nofollow ugc">jQuery Tooltip Plugin</a></li>
</ul>


QR Code Tag

Uncaught TypeError: $(...).tooltip is not a function

creates lots of errors with new wp

Use QR Codes (Google API or QR Code Lib) anywhere in your blog, as a Widget, Shortcode, Tooltip or with a PHP function.

WP QR Code Auto Generator vs QR Code Tag