Proceedings of the 13th International Conference on Cloud Computing and Services Science Acronym: CLOSER 2023 Event held on: April 26-28, 2023, in Prague, Czech Republic Editors: Maarten van Steen 1 and Claus Pahl 2 Affiliations: 1 University of Twente, Netherlands , 2 Free University of Bozen-Bolzano, Italy ISBN: 978-989-758-650-7