An application developed and deployed by the Florida Department of Health’s Bureau of STD is Public Health’s entry into the Open Source effort. Licensed under the GPL, the Patient Reporting, Investigation, Surveillance Manager or PRISM application an application designed for the management, surveillance, and reporting of infectious diseases aligned with the efforts of most public health programs. Its design to use automated work flows, business logic, external tools like Electronic Lab Reporting, are all part of the efficiencies and cost savings that are critical in a modern public health program.