plainware

A lightweight event calendar. Simply add your events and publish them on a page using the shortcode or the Gutenberg block.
<ul>
<li>Create your events.</li>
<li>Use the shortcode or the block to publish events on any page or post.</li>
<li>You can reschedule, delete, or add more events.</li>
</ul>
<h3>Support</h3>
Please contact us at https://www.plainware.com/
Author: Plainware 
Author URI: https://www.plainware.com

Plain Event Calendar

Simple event calendar plugin to manage your events and publish them with a shortcode or a block.

rosariosis

WordPress plugin helper to connect to the RosarioSIS REST API. Connect to RosarioSIS through the REST API to send / retrieve your students, or any data that fits in your SIS. 
This plugin has got no interface. You will only get notified in case the RosarioSIS API is not correctly configured from the WordPress admin “Plugins” screen. 
This plugin provides a simple tool for developers to use in their own plugin to connect to the RosarioSIS REST API.

RosarioSIS REST API

Plugin helper to connect to the RosarioSIS (free Student Information System) REST API.

Plain Event Calendar vs RosarioSIS REST API