Research Track -- CEESys: A Cloud-Edge-End System for Data Acquisition, Transmission and Processing Based on HiSilicon and OpenHarmony -- YOLO-IMF: An Improved YOLOv8 Algorithm for Surface Defect Detection in Industrial Manufacturing Field -- The Path Analysis of Applying VR Technology to University Ideological and Political Theory Courses -- Application of the Metaverse in Product Engineering - A Workshop for Identification of Potential Field of Action -- Application and Industry Track -- Carbon Neutrality in Smart Tech-Parks: Leveraging Metaverse and Energy Management Application -- Research on the Construction of Teaching Evaluation Model Based on Big Data -- Short Paper Track -- CBDC - an Alternative to Cryptocurrency in the Metaverse an Indian Perspective -- Research on the Application of Metaverse Technology in the Field of Intelligent Transportation -- Metaverse Applications for Construction of Educational Digital Resources.

This book constitutes the refereed proceedings of the 19th International Conference on Metaverse, METAVERSE 2023, held in Honolulu, HI, USA, during September 23-26, 2023. The 9 full papers and 3 short papers included in this book were carefully reviewed and selected from 15 submissions. They were organized in topical sections as follows: answer set programming; metaverse engineering foundations and applications, with a focus on novel approaches for engineering requirements, design and architectures, testing, maintenance and evolution, model-driven development, software processes, metrics, quality assurance and new software economics models, search-based software engineering, benefiting day-to-day services sectors and derived through experiences, with appreciation to scale, pragmatism, transparency, compliance and/or dependability.