DHIS2 (District Health Information Software 2) is an open-source health management data platform widely used for collecting, analyzing, and visualizing health data. It supports national health systems by enabling real-time reporting, disease surveillance, and decision-making at various levels of healthcare management. DHIS2 is highly customizable and can be integrated with other health information systems, making it a powerful tool for monitoring public health trends, improving service delivery, and strengthening healthcare infrastructure globally.