Rahat contributes to the OSS ecosystem by offering an open-source platform for financial access, enabling transparent and accountable aid distribution through blockchain. Its highly configurable cash voucher assistance module empowers developers and humanitarian organizations to adapt and build solutions tailored to their needs, fostering collaboration and innovation. Expanding into humanitarian aid, Rahat introduces an anticipatory action framework for flood relief, using real-time weather forecast data to drive proactive response. This innovative application highlights how blockchain can serve impactful real-world use cases beyond cryptocurrency, especially for vulnerable communities.