HAZOTA

This plugin publishes a simple endpoint at <code>/kmut.txt</code> on your site to expose your account identifier for seamless integration with KissMyUpTime’s completely free uptime monitoring service.
A <a href="https://kissmyuptime.com" rel="nofollow ugc">KissMyUpTime</a> account is required, and you can create one for free – no personal data required.
KissMyUpTime offers a real-time interface and instant notifications across all your devices, along with precise uptime percentage calculations, an unlimited number of checks, boostable intervals, and multiple nodes around the world.

KissMyUpTime

Helps you easily integrate KissMyUpTime's completely free uptime monitoring service with your WordPress site.

brijeshk89

WP Health Check scans your WordPress installation and reports any security issues with your site. It will also recommend you the solution to ovecome the issues. The purpose of this plugin is to keep your WordPress installation Safe and Secure from hackers.
Features in WP Health Check 1.1 include:
<ul>
<li>Checks if you are using the latest version of WordPress</li>
<li>Checks if you are using the latest version of WordPress Plugins</li>
<li>Checks if you are using the latest version of WordPress Themes</li>
<li>Checks if it is possible to list the contents of the Uploads, Plugins or Themes directory</li>
<li>Checks if you have any inactive plugins which needs to be deleted</li>
<li>Checks if there is any user with the username “admin”</li>
<li>Checks if you are using the database prefix as “wp_”</li>
<li>Completely FREE</li>
<li>Licensed under GNU GPL version 3</li>
<li>Safe & Secure</li>
</ul>

WP Health Check

WP Health Check scans your WordPress installation and reports any security issues with your site.

KissMyUpTime vs WP Health Check