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| Criterion |  Decision Making Assumption Surfacing |  Decision Making Constraint Analysis |  Architecture arc42 |  Architecture Architecture Communication Canvas |
|---|---|---|---|---|
Purposedifferent | Plans often contain assumptions that were never openly stated and remain dangerous precisely because of that. Assumption Surfacing makes these silent premises visible and prioritizes which of them carry the initiative or could sink it. | When an initiative stalls, the limit often lies not in the idea but in hard or soft boundary conditions. Constraint Analysis separates these limits and shows which of them can actually be shaped. | 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. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. |
Complexitydifferent | Low | Low | Low | Medium |
Timedifferent | 45-90 min | 30-90 min | 1-2 Tage | 60-120 min |
Participantsdifferent | 2-8 | 2-8 | 1-4 | 2-8 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Assumption List, Critical Assumptions, Learning Plan | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Architecture Document, Context View, Runtime View, Deployment View | Communication Canvas, Stakeholder Messages, Architecture Communication Plan |
Tagsno overlap | AssumptionsRiskDecisionDiscovery | ConstraintsDecisionPlanningOptions | ArchitectureDocumentationCommunication | ArchitectureCommunicationStakeholdersCanvas |