2
UML 1.4 (May)
2001
UML 2.0 proposals under evaluation (4 parts)
2002
UML 1.3
1999
UML 1.2
1998
UML 1.1 adopted by OMG as a language for OO analysis/design
1997
Diagram interchange
OCL
Superstructure
Infrastructure
UML 2.0