Edifatto
Tool for parsing, verifying, browsing and converting EDIFACT and X12
'Edifatto' is a tool for parsing, verifying and browsing EDI (EDIFACT and X12) documents. User interfaces are GUI, command line and Java API.
In addition to the core feature set, EDI documents can be expported as and imported from XML documents allowing the integration into XML-based tools and workflows (like anonymization or XSLT-processing).