Medsphere Systems Corporation, the leading provider of Open Source healthcare IT solutions, today announced the Open Source release of OpenVista Clinical Information System (CIS) version 1.0 Beta and OpenVista Server version 1.5.86. Available for immediate download at www.medsphere.org, these applications compose Medsphere’s Open Source electronic health record (EHR) system. OpenVista CIS provides a multi-platform (Linux and Windows), user-friendly and intuitive client interface through which clinicians can enter and view patient information.