Sahana is a Free and Open Source Disaster Management system. It is a web based collaboration tool that addresses the common coordination problems during a disaster from finding missing people, managing aid, managing volunteers, tracking camps effectively between Government groups, the civil society (NGOs) and the victims themselves.
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TriSano is an open source, citizen-focused surveillance and outbreak management system for infectious disease, environmental hazards, and bioterrorism attacks. It allows local, state and federal entities to track, control and ultimately prevent illness and death.