Open Source Days is a conference that focuses on a variety of open source possibilities - such as Linux, *BSD, Apache, Samba and many other programs and systems. Open Source Days 2011 - Community Edition is a joint venture with Copenhagen Business School and Rasmus Ulslev Pedersen, Associate Professor, Embedded Software Laboratory, Institute for IT Management/Department of Informatics. Open Source Days is controlled by the Open Source Days ApS with strong support from the open source community in Denmark in the form of a fantastic team of helpers and enthusiasts.

Link: http://www.opensourcedays.org/