Ushahidi – This project allowed people to report human rights violations anonymously and has been adapted for things like earthquake response and mapping radiation in the wake of the Fukishima disaster.
OpenMRS – Software that helps medical professionals track disease outbreaks to curb the spread of epidemics.
Mifos – An application that helps impoverished populations get access to banking services without the need for a central banking institution.
Martus – A programs designed to record human rights violations and that stores them in an encrypted folder that is backed up off-site.
Akvo – Software designed to make project management, reporting, and data transparency easier for international organizations to help identify waste and fraud in humanitarian efforts.