Grübel, AndreHeiß, Hans-UlrichPepper, PeterSchlingloff, HolgerSchneider, Jörg2018-11-272018-11-272011978-88579-286-4https://dl.gi.de/handle/20.500.12116/18828SOA is moving towards Software as a Service (SaaS), which extends known SOA approaches. This article discusses challenges and future directions and how communities can contribute to the paradigm change.enText/Conference Paper1617-5468