This book constitutes revised selected papers from the 8th Brazilian Workshop on Agile Methods, WBMA 2017, held in Bele?m, Brazil, in September 2017. The 10 full and 2 short papers presented in this volume were carefully reviewed and selected from 19 submissions. The papers present empirical studies on agile values and principles; agile practices; agile adoption; agile testing and quality; metrics; conceptual studies; cultural aspects of agile business; organizational transformation and future trends.