As the world faces numerous challenges such as health crisis, Russia-Ukraine conflicts and other geopolitical events, the poverty is one of the problems of many emerging economies. Those economies are constantly looking for other alternatives to reduce the severity levels of the poverty. Similarly, the Muslim world is also searching some historical products of Islamic social finance such as waqf (voluntary religious payment), zakat (compulsory payment), sadaqah, cash waqf and among others. Therefore, there are many research concern about the fundamentals, economic contributions and modern applications of those instruments. There is a rising research trend in the case of modern applications of Islamic social finance such as integration with financial technology, sukuk issuing, the role in environmental, Social, and Governance (ESG) projects, etc. Therefore, this edited book will have significant impact on academia, regulators, NGO administrators, financial technologists, sukuk issuers and among others.