Transforming one or more of a collection of electronic data interchange (EDI) transactions. A type of EDI transactions is identified to be transformed from a source format to a destination format. The collection of the EDI transactions is received according to the source format. A particular one or more of the collection of the EDI transactions is identified corresponding to the identified type of EDI transactions. A transformation map is defined to transform the identified particular one or more of the transactions from the source format to the destination format. The identified particular one or more transactions is transformed according to the defined transformation map.