GNU Health - GNU Health is a Free/Libre project for health practitioners, health institutions and governments.
CorsixTH - Open-source game engine recreation of Theme Hospital.
OpenMRS - OpenMRS is a community-developed, open source, enterprise electronic medical record system platform.
Healthgrades - Online resource for comprehensive information about physicians and hospitals
drchrono - An EHR built for your specialty:
Opencare - Find the right dentist for you and get the care you deserve.