OPODIS is an open forum for the exchange of state-of-the-art knowledge on distributed computing and distributed computer systems. All aspects of distributed systems are within the scope of OPODIS. All aspects of distributed systems are within the scope of OPODIS, including theory, specification, design, performance, and system building. With strong roots in the theory of distributed systems, OPODIS covers nowadays the whole range between the theoretical aspects and practical implementations of distributed systems, as well as experimentation and quantitative assessments.