The fourth FOSSCOMM took place at the University of Patras on May 7–8, 2011 and was co-organized by the department's Laboratory for Computing and the Patras Linux Users Group.
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The third conference of free and open source software communities, FOSSCOMM 2010, took place on April 24–25, 2010 in Thessaloniki.
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The event was held at the Aristotle University of Thessaloniki, and consisted of 41 presentations, and 12 workshops.