David Herrera

<p>Checks whether the Maintenance Mode of the <a href="https://wordpress.org/extend/plugins/wp-maintenance-mode/" rel="ugc">WP Maintenance Mode</a><br />
plugin is on and, if so, adds an alert to that effect in your Admin<br />
Bar.</p>
<p>Note that WP Maintenance Mode includes an admin bar alert as of<br />
version 1.6.0, making this plugin redundant for those who use that<br />
version or above.</p>


WP Maintenance Mode Admin Bar Alert

Checks whether the Maintenance Mode of the WP Maintenance Mode plugin is on and, if so, adds an alert to that effect in your Admin Bar.

Johannes

<p>Slim Maintenance Mode is a lightweight solution for scheduled maintenance. Simply activate the plugin and only administrators can see the website.</p>
<h4>Features</h4>
<ul>
<li>No extra settings, just activate it, do maintenance work, deactivate it.</li>
<li>Alert message in the backend, when the plugin is active.</li>
<li>Works with any theme.</li>
<li>Support for the following cache plugins: Cachify, LiteSpeed Cache, Super Cache, WP Rocket, WP Fastest Cache and W3 Total Cache.</li>
<li>Sends HTTP response status code <code>503 Service Unavailable</code>, especially relevant for search engines.</li>
</ul>
<h4>Bug reports and Contributions</h4>
<p>Bug reports and other contributions are highly appreciated. Please open an issue in the <a href="https://wordpress.org/support/plugin/slim-maintenance-mode" rel="ugc">support forum</a>.</p>


Slim Maintenance Mode

Excellent


It's always refreshing to find a plugin that embraces simplicity. Perfect.


The best type of plugin

Simple and lightweight solution for scheduled maintenance. No settings page, just activate it and do your maintenance work stress-free.

WP Maintenance Mode Admin Bar Alert vs Slim Maintenance Mode