musicalbigfoot

This plugin connects your site to Google Calendar and allows events to be displayed on various pages using shortcodes.
Included shortcodes:
<ul>
<li>[gecko_google_calendar]: Displays a barebones calendar with an event summary window.</li>
<li>[gecko_upcoming_events count=”X”]: Displays the next X upcoming events in agenda view. (Default count is 5)</li>
</ul>
The Agenda view shortcode has a template override available, see the Help tab for more details.

Gecko Google Calendar

Trusted Developer, quality plugin that easily integrates google calendar with wordpress.   

Best Google Calendar Out There!

Gecko Google Calendar connects your site to Google Calendar and allows events to be displayed on pages using shortcodes.

Mario Peshev

DevriX

This is a fully-functional sample skeleton plugin for plugin developers.
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/FfQpGD_MUbk?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox"></iframe>
It serves as a startup code providing reference and working codebase for:
<ul>
<li>defining custom post types and taxonomies</li>
<li>creating admin pages</li>
<li>sample code of the Settings API implementation for admin pages</li>
<li>registration of activate/deactivate hooks</li>
<li>adding metaboxes on pages</li>
<li>creating sample shortcode</li>
<li>creating sample widget</li>
<li>creating AJAX requests storing sample data in the database</li>
<li>creating AJAX requests for fetching remote data with the HTTP API</li>
<li>adding frontend styles/scripts the right way</li>
<li>adding admin styles/scripts the right way</li>
<li>defining common constants for further use</li>
</ul>
and more. Use it freely as your plugin startup snippet.
Take the code as is for test and learning or use it when creating plugins for a solid base. To be extended with 
widget and shortcode samples.

DX Plugin Base

Startup plugin code for new plugin, including the archetype of standard features, admin and core functions to be used in new plugins.

Gecko Google Calendar vs DX Plugin Base