This book incorporates the in-depth discussion on Open Access (OA) and Sustainable Development Goals (SDGs) set up by the United Nations and how OA expedites the progress toward the United Nations SDGs. Primary target audience are the scholars, policymakers, practitioners, and supporters, offering valuable insights into using OA to solve global problems. The book starts with basic understanding, explaining the basics of OA, how it connects to the SDGs, and showing examples of successful OA projects. The book highlights the role of open data in fostering innovation for sustainability, including specific instances where openly accessible datasets have stimulated innovation for sustainable development. The book looks at how OA lines up with specific SDGs like quality education, good health, infrastructure, etc. It also looks at the rules and plans needed to get more people using OA and predicts where OA is headed in the future for sustainable development. It also discusses the impact of open educational resources in democratizing learning globally, as well as the role of OA medical research in advancing health equity. The book also investigates how collaborative research platforms contribute to building green technology and bridging gender gaps in knowledge dissemination. Additionally, it discusses how free information exchange enables sustainable agriculture practices and how community-based participatory research archives empower local communities. Book also discusses the role of shared environmental studies and accessibility to legal and policy frameworks in promoting justice and climate action. Each chapter not only gives ideas but also offers practical instructions for using OA to share knowledge, work together across different fields, and make decisions based on facts that things are really important for reaching SDGs. Successful case studies are also presented to understand the benefits and drawback of OA especially by considering the SDGs. The