This year's FrOSCon conference has officially opened their Call for Papers for this year's event. It's happening August 20th and 21st at the University of Bonn-Rhein-Sieg.

The sixth Free and Open Source Software Conference in Sankt Augustin, near Bonn, will take place on August, 20th and 21st 2011. We are looking for submissions in order to again have a comprehensive and interesting program. You can find all you need to know at http://www.froscon.de/en/program/call-for-papers.html. You can find the interface for submitting talks here. This year, we test a new system for the submissions. [...] The deadline for submissions is May, 23rd 2011.

They're looking for sessions that cover a wide range of free and open source software topics such as: operating systems, development, security, legal issues and education. They're particularly interested in topics surrounding devops, desktop innovation and how projects are "finding new blood" to help them thrive.