michielve

If you update to version 20230111, please note that:
<ul>
<li>The theming has slightly been changed. Now there is distinction between bundled and custom themes.</li>
<li>The previously bundled dark and light themes have been renamed. So if you used these themes, you now have to manually update these themes to the new pgc-dark and pgc-light themes.</li>
<li>The popup theme has been removed. This can now be set in your custom theme.</li>
</ul>
See for details about this release: https://blog.michielvaneerd.nl/wordpress-plugins/private-google-calendars/version-20230111-details/
This plugin can display multiple private and public Google calendars with a shortcode, Gutenberg block or as a widget.
See the <a href="https://blog.michielvaneerd.nl/wordpress-plugins/private-google-calendars/" rel="nofollow ugc">webpage</a> for more information.
<h4>Features</h4>
<ul>
<li>Access to private (and public) calendars by using OAuth2 or an API key.</li>
<li>Adjustable caching – this can greatly improve the performance.</li>
<li>It uses the <a href="https://fullcalendar.io/" rel="nofollow ugc">FullCalendar</a> library to show the calendar and can be fully customized within the Gutenberg block, shorcode attributes and the widget settings.</li>
<li>Calendar filtering.</li>
</ul>

Private Google Calendars

Display private and public Google Calendars on your Wordpress website.

ircf

This plugin provides the following features :
<ul>
<li>A [fullcalendar] shortcode with custom parameters to be inserted in your pages/posts</li>
<li>An admin page where you can define a custom HEAD and BODY template for the [fullcalendar] shortcode</li>
<li>By default FullCalendar 3.4.0 JS+CSS is loaded locally, your can change the version and/or load from cdnjs by setting the HEAD template (WARNING : Setting the HEAD template will remove the default FullCalendar JS+CSS loading)</li>
<li>A default BODY template to display a Google Calendar (just fill in your API KEY and your Google Calendar ID)</li>
</ul>

FullCalendar

Display and customize one or many Google calendars. A non-official WordPress plugin for the (https://fullcalendar.io/) Open Source project.

Private Google Calendars vs FullCalendar