TOGAF® 9.1 was released on 1 December 2011. It contains a set of corrections to address the feedback submitted since the introduction of TOGAF® 9 in 2009. This new version has addressed over 400 of the comments received, resulting in over 450 changes to the standard. The changes are upwards compatible adding clarification, consistency and additional detail where needed. Some of the most significant updates include:
The SOA chapter (Part III, Chapter 22, Using TOGAF® to Define & Govern SOAs) has been updated to include the latest Open Group SOA Work Group output providing guidance on adapting the ADM phases for SOA
ADM Phases E and F (Part II, Chapters 13 and 14) have been reworked to match the level of detail in other phases, and the uses of terminology for Transition Architecture, Roadmap, and Implementation Strategy clarified and made consistent
Corrections have been applied to aspects of the Content Metamodel (Part IV, Chapter 34, The Content Metamodel) including the metamodel diagrams
The concepts of levels, iterations and partitions have been clarified and made consistent. This includes a reorganization of material in Part III, Chapter 19, Applying Iteration to the ADM and Chapter 20, Applying the ADM across the Architecture Landscape, and also Part V, Chapter 40, Architecture Partitioning
The terms “artifact” versus “viewpoint” have been clarified and made consistent. This includes a restructuring of Part IV, Chapter 35, Architectural Artifacts
Changes have been made to improve general usability including:
The artifacts for each phase are now listed in the phase descriptions
Duplicate text in several places has been replaced with an appropriate reference
The “Objectives” sections of the phases have been reworked
Some artifacts have been renamed to better reflect their usage
