This document provides an agenda and details for an event on open data across Europe. The event will explore opportunities and challenges of open data for governments and businesses, and examples of how open data has been used. Speakers will discuss open data initiatives in the UK, EU projects on linked open data, standards for open data, and examples of open data applications from Ghent and Norway. There will also be a marketplace for participants to discuss open data projects and ideas. The goal is to demonstrate what can be done with open data and the skills needed to use it.