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| Criterion |  Knowledge Modeling IBIS |  Decision Making Red Teaming |  Architecture Architecture Communication Canvas |  Architecture arc42 |
|---|---|---|---|---|
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. | For strategic decisions with high reach, agreement and gut feeling are often not enough. Red teaming brings deliberate opposition into the situation and tests where a plan breaks under real counterarguments. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. | 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. |
Complexitydifferent | Medium | High | Medium | Low |
Timedifferent | 1-3 h | 1-4 h | 60-120 min | 1-2 Tage |
Participantsdifferent | 2-8 | 3-8 | 2-8 | 1-4 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Issue Map, Positions, Argument Notes | Challenge Findings, Risk Register, Mitigation Plan | Communication Canvas, Stakeholder Messages, Architecture Communication Plan | Architecture Document, Context View, Runtime View, Deployment View |
Tagsno overlap | RationaleKnowledgeDecision | RiskDecisionSensemaking | ArchitectureCommunicationStakeholdersCanvas | ArchitectureDocumentationCommunication |