This book covers the proceedings of the International Conference on Renewable Energy Networks and Applications (ARENA-2025) which is a collection of cutting-edge research and transformative ideas presented by global experts at the forefront of renewable energy networks and its applications. This book showcases the convergence of renewable energy networks and applications through real-world applications and theoretical advancements that are shaping the future of our society. The proceedings span around three themes: Renewable Energy Systems and Technologies. Advanced Energy Systems and Applications. AI and Smart Technology Applications. By merging theoretical knowledge with practical applications, this book provides a panoramic view of renewable energy networks and its applications in creating smart, sustainable, and inclusive systems across sectors. It empowers practitioners, policymakers, and enthusiasts to collaboratively address global energy challenges. Moreover, the integration of adaptive learning models, ethical technological practices, and AI-enabled coordination helps optimize renewable energy utilization while ensuring responsible innovation. Together, these developments frame a progressive pathway toward sustainable energy ecosystems and global collaboration for the greater good.