This book constitutes the refereed proceedings of the 8th International Conference on Applied Informatics, ICAI 2025, held in Ben Guerir, Morocco, during October 8-11, 2025. The 27 full papers included in this book were carefully reviewed and selected from 106 submissions. They were organized in topical sections as follows: Artificial Intelligence; Data Analysis; Decision Systems; Image Processing; Interdisciplinary Information Studies; Learning Management Systems; Natural Language Processing and Robotic Autonomy.