Groundworx

Groundworx GTM is a lightweight plugin that cleanly adds Google Tag Manager (GTM) to your WordPress site.
It uses core WordPress hooks like <code>wp_head</code> and <code>wp_body_open</code>, ensuring compatibility and avoiding messy theme edits.
Features: 
* Injects GTM scripts in the proper locations (<code><head></code> and after <code><body></code>) 
* Option to disable tracking for logged-in users, by user role 
* No ads, no tracking — just works
<h3>License</h3>
GPLv2 or later

Groundworx GTM – Simple Insert for Google Tag Manager

Cleanly inject Google Tag Manager (GTM) into your site using WordPress-native hooks. No tracking for selected user roles.

Blake Jones

A simple plugin to add Google Tag Manager to your site.
<h3>External Services</h3>
Google Tag Manager
This plugin uses Google Tag Manager to manage and deploy marketing and analytics tags (such as tracking and analytics scripts) across your website.
<ul>
<li>What it is used for: Google Tag Manager helps in managing JavaScript and HTML tags used for tracking and analytics without having to modify the code after deployment.</li>
<li>What data is sent and when:
<ul>
<li>The plugin sends data to Google Tag Manager servers whenever a page or post is loaded on your site. </li>
<li>This includes:</li>
<li>Page URL: To identify which page is being viewed.</li>
<li>User interactions: Clicks, form submissions, or other events if set up in the Tag Manager.</li>
<li>Client ID: A unique identifier for tracking user sessions.</li>
<li>Data is sent automatically each time a page loads where the GTM script is included.</li>
</ul>
</li>
<li>Links to terms of service and privacy policy:
<ul>
<li><a href="https://marketingplatform.google.com/about/analytics/terms/us/" rel="nofollow ugc">Google Tag Manager Terms of Service</a></li>
<li><a href="https://policies.google.com/privacy" rel="nofollow ugc">Google Privacy Policy</a></li>
</ul>
</li>
</ul>
By using Google Tag Manager, you are also agreeing to allow Google to process data about your site visitors according to their privacy policies. Users should be aware that this might involve data collection across multiple websites for ad personalization, analytics, and other services provided by Google.

Only GTM

A simple plugin to add Google Tag Manager to your site.

Groundworx GTM – Simple Insert for Google Tag Manager vs Only GTM