Allan Bruford

Get notified when any of the following events occur:
<ul>
<li>A PHP error or warning occurs (monitors E_ERROR | E_PARSE | E_CORE_ERROR [see http://php.net/manual/en/errorfunc.constants.php for more information])</li>
<li>Plugin is either activated or deactivated (along with the user who performed the action)</li>
</ul>
Created by <a href="http://allanbruford.com/" rel="nofollow ugc">Allan Bruford</a> – Software Engineer at <a href="http://quickenloans.com" rel="nofollow ugc">Quicken Loans</a>, Detroit, MI

WP Activity Logger

WP Activity Logger is a plugin that monitors and notifies of certain events that take place on your site.

kkarpieszuk

This plugin is for you if you don’t look inside of your Admin Panel every day (for example you have tens of wordpress installations) but still want to have wordpress up to date. After installation plugin will check every day if newer version of wordpress is available and if yes, will send email to blog’s admin with notification.

Upgrade Notification by Email

Sends daily notofication at admins' email if installation of Wordpress is out of date

WP Activity Logger vs Upgrade Notification by Email