Availity - Health Plans, Revenue Cycle Solutions, Healthcare Claims Clearinghouse - Availity
Castor EDC - Castor offers you a user-friendly and fully featured application for electronic data collection.
drchrono - An EHR built for your specialty:
GNU Health - GNU Health is a Free/Libre project for health practitioners, health institutions and governments.
SkillSurvey Credential OnDemand - Credential OnDemand automates candidate referencing and privileging
OpenClinica - OpenClinica is an open source clinical trials software.