João Carmo Pereira

This plugin will add a new copy to clipboard functionality to Gutenberg Code Block. 
It will add a copy button at the top right corner of the block. After clicked, it will select the text, copy to clipboard, and after copy it will deselect the copied text. No markup here.
This plugin makes use of two javascript libraries: 
Clipboard.js and Prism.js

Carmo Copy to Clipboard

This plugin will add a new copy to clipboard functionality to Gutenberg Code Block.

eatransform

Eatransform Copy Guard monitors clipboard copy events across your entire WordPress site — including the homepage, archive pages, and single post pages — and sends email notifications containing the copied text, page URL, IP address, browser information, and referrer.
<h4>Key features</h4>
<ul>
<li>Works on all pages (home, archives, single posts, custom post types, pages)</li>
<li>Four notification modes: immediate, daily digest, weekly digest, monthly digest</li>
<li>Two notification email addresses configurable from the settings screen</li>
<li>Minimum character threshold to filter out accidental short copies</li>
<li>Optional: skip notifications when a logged-in user copies</li>
<li>Optional: fire a GA4 <code>copy_detected</code> event via <code>gtag()</code></li>
<li>No jQuery dependency — uses native browser APIs</li>
<li>Follows WordPress coding standards (escaping, nonces, prefixes)</li>
</ul>
<h3>Privacy</h3>
This plugin collects the following information from visitors when they copy text that meets the configured minimum length:
<ul>
<li>Copied text</li>
<li>Page URL and page title</li>
<li>Referrer</li>
<li>IP address</li>
<li>Browser user agent</li>
<li>Timestamp</li>
</ul>
This data is sent via email to the recipient address(es) configured in Settings → Eatransform Copy Guard. No data is transmitted to any third-party service.
Site owners using this plugin should update their site’s privacy policy to disclose this collection to their visitors.

Eatransform Copy Guard

Detects text copying on any page of your WordPress site and sends email notifications. Supports immediate, daily, weekly, and monthly digest modes.

Carmo Copy to Clipboard vs Eatransform Copy Guard