All of this code has been released under the terms of the General Public License (GPL) Version 2 a copy of which is included here for your convenience.

The original version of OpenEMR was developed and copyrighted (2002-2003) by Synitech, Incorporated.
Further Modifications to the code base have been made and copyrighted (2003-2004) by Pennington Firm.
All previous existing files have been altered and/or modified and copyrighted (2007-2022) by EMRgence, LLC.
Additional modifications to the code have been made by:

Andres Paglayan
Project Admin, developer
andres at paglayan dot com

GATMAN
Project Admin, Developer

James Buchmiller
Developer

Rod Roark of Sunset Systems
Project ADmn, Developer
www.sunsetsystems.com

Tekkno Genius
Project Admin, Developer
tekknogenius at yahoo dot com

Additional technical and logistical support has been provided by:

Open Source Medical Software
www.openmedsoftware.org
1470 9th Ave. Dr. NE; Hickory, NC 28601
1-828-325-0950

Emily Killian, OSMS Manager and Grant Writer
emilykillian at charter dot net

Nikolai Vitsyn, OSMS Systems Analyst and Programmer
nvitsyn at yahoo dot com

Samuel T. Bowen, MD, OSMS Grantor
drbowen at charter dot net