Cerner - Cerner's health information and EHR technologies connect people, information and systems around the world. Serving the technology, clinical, financial and operational needs of health care organizations of every size.

GNU Health - GNU Health is a Free/Libre project for health practitioners, health institutions and governments.

eClinicalWorks - eClinicalWorks - the largest Cloud EHR in the nation. Make the switch to eClinicalWorks

OpenMRS - OpenMRS is a community-developed, open source, enterprise electronic medical record system platform.

WebPT - WebPT is a completely legit and reliable physical therapy automation software platform that allows rehabilitation centers to streamline their business operations.

drchrono - An EHR built for your specialty: