The 11th FOSDEM took place on 5-6 February 2011 at the Campus Solbosch of the Université Libre de Bruxelles (ULB) in Brussels, Belgium. About 4000 people participated the free and non-commercial event organized by the community for the community. Its goal is to provide Free Software and Open Source developers and communities a place to meet to get in touch with other developers, teams and projects, to be informed about the latest developments in the Free Software and Open Source world and to attend interesting talks and presentations by Free Software and Open Source project leaders and committers on various topics.