This page contains links to the various OMG Unified Modeling Language revisions, starting with UML v. 1.1, which was first adopted by the OMG in November 1997.

UML 2.x Specifications

• OMG UML 2.3
  • OMG UML 2.3 Superstructure Specification - (OMG doc# formal/10-05-05). Yet another minor revision.
  • OMG UML 2.3 Infrastructure Specification - (OMG doc# formal/10-05-03). Yet another minor revision.
• OMG UML 2.2 Superstructure Specification - (OMG doc# formal/09-02-02). Yet another minor revision.
• OMG UML 2.1.2 Superstructure Specification - (OMG doc# formal/07-11-02). Yet another "dot-dot" revision.
• OMG UML 2.1.1 Superstructure Specification - (OMG doc# formal/07-02-05). A "dot-dot" revision.
• OMG UML 2.1 Superstructure Specification - (OMG doc# ptc/06-04-02). Minor revision to UML 2.0 that consists of minor corrections and consistency improvements.
• OMG UML 2.0 Superstructure Specification - (OMG doc# formal/05-07-04). Major revision that defines a major new diagram type (Composite Structures), includes many enhancements to Activity and Sequence diagrams, and fully integrates Action Semantics with UML.
• Unified Modeling Language: Superstructure v. 2.0 - (OMG doc# ad/03-01-01). Major revision to UML 1.x proposed by the U2 Partners language design team on 10 April 2003, subsequently adopted by the OMG.

UML 2.X PROFILES

The following are selected profiles (customizations) of UML 2.x:

• UML Testing Profile v. 1.0 - (OMG doc# formal/05-07-07).
  Profile for testing systems that is based on UML 2.x.

UML 1.x Specifications

• OMG UML Specification v. 1.5 - (OMG doc# formal/03-03-01).
  Minor revision that includes Action Semantics for executable models.
• OMG UML Specification v. 1.4 - (OMG doc# formal/01-09-67).
  Minor revision that includes improvements to Components and Stereotypes.
• OMG UML Specification v. 1.3 - (OMG doc# formal/00-03-01).
  Minor revision that fixes various bugs with UML v. 1.1.
• OMG UML Specification v. 1.2 - (OMG doc# ad/98-12-02).
  Editorial cleanup revision, which reformatted the specification and corrected typographical errors and logical inconsistencies, but did not make significant technical revisions.
• OMG UML Specification v. 1.1 - (OMG document ad/97-08-11).
  UML Partners' final proposal to the OMG. This is the first version of UML that was adopted by the OMG.