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| Criterion |  Knowledge Modeling IBIS |  Architecture arc42 |  Agile Acceptance Criteria Workshop |
|---|---|---|---|
Purposedifferent | IBIS structures thinking about complex questions as a sequence of issues, ideas, and arguments. The method keeps discussions open without forcing them into premature consensus. | arc42 structures architecture knowledge so teams can document system, decisions, and risks consistently. The template builds a living understanding of the architecture instead of scattered notes. | When a story needs clear checkpoints before implementation, it sharpens expectation and scope together. It sorts work by value, risk, and delivery ability. The result is captured as Acceptance Criteria and a Story Update. |
Complexitydifferent | Medium | Low | Low |
Timedifferent | 1-3 h | 1-2 Tage | 20-40 min pro Story |
Participantsdifferent | 2-8 | 1-4 | 3-6 |
Formatdifferent | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Issue Map, Positions, Argument Notes | Architecture Document, Context View, Runtime View, Deployment View | Acceptance Criteria, Story Update |
Tagsno overlap | RationaleKnowledgeDecision | ArchitectureDocumentationCommunication | AgileRequirementsRefinementBehavior-Driven Development |
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