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.

patrol220

Air Quality Plugin shows air quality data from closest detector of localization which you will give in settings of plugin. In plugin settings localization must be provided to determine which detector will be chosen. You can set Google Maps API key in settings to make that thing easier. After giving Google Maps Api key you will get new input field where you can specify your localization. It can be name of the city, but in your city there can be multiple air quality detectors so for more accurate results you should put name of the street. 
Plugin is using waqi.info JSON API to get data about air quality.
In settings administrator have option to let every user to set localization from Settings -> AQP Settings what they want.
Plugin additionaly displays some info about weather from detector if there is any given. You can disable it from administrator options.

Air Quality Plugin

This plugin was made mainly to display air quality from closest air pollution detector

WP Health Check vs Air Quality Plugin