Please consult the jRAVEN Installation and User Guides for additional information. jRAVEN displays the MDS Item Sets similar to the paper version of the forms. jRAVEN is a free Java based software application which provides an option for facilities to collect and maintain MDS Assessment data for subsequent submission to the appropriate state and/or national data repository. The Resident Assessment Validation and Entry System (jRAVEN) was developed by the Centers for Medicare & Medicaid Services (CMS).