Oracle Service Bus (abbreviated OSB) is an enterprise service bus used by Oracle Corporation.
Formerly named AquaLogic Service Bus, Oracle acquired this technology when it bought BEA Systems.
[1][2][3] Message Format Language (MFL) is a BEA proprietary language describing the layout of binary data, which defines rules to transform the formatted binary data into XML data.
[4] It is a subset of XML.
[4] MFL can be used by the Oracle Service Bus (OSB) to assist in the creation of service types as part of service-oriented architecture (SOA) implementations.