SEFViewer is a utility that allow the developer to view the structure of the EDI SEF standard description file. Currently SEFViewer supports following EDI standards: X12, UN/EDIFACT, EANCOM, ODETTE, UCS, VICS as well as EDI envelope description. SEFViewer is fully compatible with current EDI SEF standard provided by the Foresight Corporation (current version 1.6) and may read any SEF file.