This book constitutes the refereed post proceedings of the 20th International Conference on Smart Business Technologies, ICSBT 2023, held in Rome, Italy, during July 11-13, 2023. The 9 full papers included in this book were carefully reviewed and selected from 30 submissions. The scope of the conference covers technology-related topics, such as technology platforms, internet of things and web services, but also business-relevant topics, such as business processes, business intelligence, value setting and business strategy. Furthermore, it covers different approaches to address these issues and different possible applications with their own specific business needs and requirements on technology.