TL;DR: Submit your FrOSCon proposals to https://www.froscon.de/1/cfp/. Deadline is 23-May 2017
Call for Papers FrOSCon 2017
The Free and Open Source Software Conference (FrOSCon), an annual summer conference for users and developers of FOSS, will be held on the August 19-20 at the University of Applied Sciences Bonn-Rhein-Sieg in Sankt Augustin near Bonn, Germany. It is organized by the University’s Department of Computer Science in collaboration with the student body and the FrOSCon e.V.
As its key feature, volunteer speakers will deliver a comprehensive range of talks and workshops. Additionally, the event offers space and facilities to Free Software developers and projects to organize their own meetings or subconferences. The event also hosts an exhibit hall with booths from both FLOSS projects and companies.