This document provides an overview of Drupal and previews Drupal 8 features from a presentation given at BarCamp Hong Kong 2013. It introduces Drupal as an open-source CMS, outlines the presentation topics which include popular Drupal modules, a Drupal 7 demo installation, creating a new dummy site, and reviewing new features in Drupal 8. Key new features highlighted for Drupal 8 include Views and configurable being included in the core, improved support for HTML5, configuration management, web services, layouts, and multilingual capabilities.