Michal Slepko

RS Remote Site Manager allows you to manage multiple WordPress sites from a single dashboard as https://wp-admin.online. Monitor your WordPress versions, plugins, themes, and log in with one click.
Features:
<ul>
<li>Centralized dashboard for all your WordPress sites</li>
<li>Track WordPress core version</li>
<li>Monitor installed plugins and themes</li>
<li>Get notified about available updates</li>
<li>One-click login to wp-admin</li>
<li>Automatic daily sync</li>
</ul>
<h3>Third-Party Service</h3>
This plugin connects to the <a href="https://wp-admin.online" rel="nofollow ugc">Rootscope Remote Site Manager</a> service to provide centralized WordPress site management. The following data is sent to the Rootscope Remote Site Manager API (<code>https://wp-admin.online/api/v1</code>): 
* WordPress version and PHP version 
* List of installed plugins and themes (names, versions, active status) 
* Administrator usernames and display names (for one-click login)
Data is transmitted over HTTPS and authenticated using HMAC signatures. No data is sent until you configure your API credentials.
<ul>
<li><a href="https://wp-admin.online/terms" rel="nofollow ugc">Terms of Service</a></li>
<li><a href="https://wp-admin.online/privacy" rel="nofollow ugc">Privacy Policy</a></li>
</ul>

RS Remote Site Manager

Connect your WordPress site to wp-admin.online remote Site Manager for centralized management.

RS Remote Site Manager vs UpStream: a Project Management Plugin for WordPress