lakrisgubben

<p>This plugin uses BuddyPress’s notification system to let users subscribe to all new posts on a site (or many sites if you run Multisite). When a new post is published all users subscribed to the site gets a notification and optionally an email (can be turned off in their BuddyPress email settings).</p>
<h4>Requires</h4>
<ul>
<li>BuddyPress 2.3 or later</li>
<li>WordPress 4.3 or later</li>
</ul>


BP Site Subscriber

This plugin uses BuddyPress's notification system to let users subscribe to all new posts on a site (or many sites if you run Multisite).

Slava Abakumov

<p>Plugin will record all changes in user blog roles (wp_x_capabalities usermeta) across an entire WordPress installation.</p>
<p>Visit <a href="http://teleogistic.net/2012/03/record-user-role-changes-across-a-wordpress-network-for-troubleshooting/" rel="nofollow ugc">Boone’s page</a> for more information about this plugin.</p>


BBG Record Blog Roles Changes

Plugin will record all changes in user blog roles (wp_x_capabalities usermeta) across an entire WordPress installation.

BP Site Subscriber vs BBG Record Blog Roles Changes