- Object Management Group (OMG) standards
- Meta-Object Facility (MOF)
- Unified Modeling Language (UML) and UML Profiles not falling within the scope of other projects
- Model-Driven Architecture (MDA) related specifications
- Query, View, Transformation (QVT)
- MOF to Text (MOF2T)
- Diagram Interchange Specification (DIS)
- XML Metadata Interchange (XMI)
- Business Process Modeling Notation (BPMN)
- Business Process Definition Metamodel (BPDM)
- XML Schema Infoset Model (XSD)