Hacktival 2019 Karlsruhe, Germany rethink hackathon €8,500 in prizes May 10 – 11, 2019 135 participants
IoThon 2018 (past edition) Berlin, Germany IoThon 2018: IoT, blockchain, and ICN. (past edition) €1,000 in prizes Jan 18 – 19, 2018 20 participants
