On PHP.ug you can find an overview of all PHP-Usergroups known to the maintainers. It's also the source of the usergoup-list on php.net/ug.php

Added Securing PHP: Core Concepts by Chris Cornutt to the book list.

Fix typo

The one provided is fork of https://github.com/mathiasverraes/money

:)

Including a deployment category and starting it off with Pomander.