Sites leveraging social and community concepts...
Full featured CMS
Calibre
A corporate website that provides an objective analysis of every area of a business, Calibre Business Integration provides B2B services to the Australian market. The website was designed and created by the PowerfulCMS team in Drupal V6. The CMS is so easy to edit/add/modify and delete that the team at Calibre are doing it themselves now! Features of this site includes video, flash based banner and PDF downloads.
Torani
This was a Drupal migration from V5 to V6. The migration included the removal of many Drupal v5 core hacks that were built in to the core and modified according to Drupal standards. This site is a very complex site with many AJAX and data driven elements.
Incipi
This is an online B2B collaboration tool for business owners to offer Platform as a Service (PaaS). This was created by the integration of Open Atrium with Aegir.