This book explores the collaborative design and co-production of urban spaces, emphasizing the importance of inclusive and participatory approaches in urban planning. Drawing on over 15 years of experience, Juliana Canedo examines insurgent practices in urbanism, particularly in informal settlements and marginalized communities in Brazil and Germany. Through case studies, ethical considerations, and practical tools, the book highlights the role of collaborative methods in addressing spatial inequalities and fostering empowered communities. Intended for urban planners, architects, researchers, and policymakers, it aims to inspire transformative practices in city-building amidst global challenges.