This document describes the EzSiteBuilderBundle, which enables Webfactory features in eZ Platform. The bundle provides an interface to generate site models, customers, and sites based on models. It aims to help customers deploy multiple sites based on the same model(s). Potential users include infrastructures with multiple business units that want each unit to deploy their own sites respecting common themes and functionality. A customer represents a content/media root structure and roles/policies, and can generate multiple sites. A model defines a site architecture as a content structure and Symfony bundle, acting as a demo for customers. Sites are generated by copying a model, and can optionally extend the model's themes and functionality. The roadmap includes final