Chinmoy Biswas

CB QR Code lets you add a customizable QR code to your WordPress content. Visitors can scan or click the QR code to quickly copy the link, making sharing your content effortless. Now with local QR generation for better performance and WordPress.org compliance.
Key Features:
<ul>
<li>Uses endroid/qr-code library for local generation (no external dependencies)</li>
<li>Display QR codes on posts, pages, or custom post types (Media post type excluded)</li>
<li>Choose between permalink or custom URL for the QR code</li>
<li>Customize QR code size, margin, colors, label, and logo</li>
<li>Live preview in the Appearance tab with AJAX updates</li>
<li>Click QR code to copy the link (with visual feedback)</li>
<li>Persistent admin tabs (remembers last active tab)</li>
<li>Developer hooks to add content before/after the QR code</li>
</ul>
Usage:
<ul>
<li>Select which post types should display the QR code</li>
<li>Customize the QR code appearance (size, margin, colors, label, logo, position)</li>
<li>Choose between permalink or custom URL for the QR code</li>
<li>The QR code will automatically appear on the selected post types in the frontend</li>
<li>Admin tabs remember your last selected tab for better user experience</li>
</ul>
<h3>Contribute</h3>
If you want to contribute to this project or just report a bug, you are more than welcome. Please check repository from <a href="https://github.com/chinmoybiswas93/cb-qr-code" rel="nofollow ugc">Github</a>.

CB QR Code

A simple plugin to display a QR code on your WordPress posts, pages, or custom post types for easy link sharing.

yanniks

This is the Shariff for WordPress plugin based on c’t Shariff.
For more information, check out the original <a href="https://github.com/heiseonline/shariff" rel="nofollow ugc">GitHub project</a> and the <a href="http://ct.de/shariff" rel="nofollow ugc">c’t information page</a>.
<blockquote>
Shariff enables website users to share their favorite content without compromising their privacy.
Facebook, Google+ and Twitter supply official sharing code snippets which quietly siphon personal data from all page visitors. Shariff enables visitors to see how popular your page is on Facebook and share your content with others without needless data leaks.
Shariff <code>(/ˈʃɛɹɪf/)</code> is an open-source, low-maintenance, high-privacy solution maintained by German computer magazine c’t and heise online.
</blockquote>
Shariff supports sharing buttons for Facebook, Twitter, Google+, LinkedIn, Pinterest, Reddit, StumbleUpon, XING, WhatsApp and mail. 
Select which color you want, set the button location, select the orientation fitting most to your website and set the TTL just as you want.

Shariff for WordPress

Shariff enables website users to share their favorite content without compromising their privacy.

CB QR Code vs Shariff for WordPress