Open Dental, previously known as Free Dental, is an Open Source Practice Management Software.
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CottageMed is a FileMaker Pro application that is flexible, ruggedly dependable and HIPAA-secure Electronic Medical Records system (EMR) with secure and wireless networking, PDA and multiple-office support, prescription writing and cross-platform."
Based on Filemaker Pro.
WorldVistA EHR is an open source electronic health record (EHR) based on the highly acclaimed VistA system of the United States Department of Veterans Affairs (VA). The foundation for WorldVistA EHR was developed as part of the VistA-Office project, a collaborative effort funded by the Centers for Medicare & Medicaid Services (CMS), an agency of the Department of Health and Human Services (DHHS).