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Selected:Architecture Communication CanvasATAM (Architecture Tradeoff Analysis Method)Pre-Mortemarc42
| Criterion |  Architecture Architecture Communication Canvas |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Decision Making Pre-Mortem |  Architecture arc42 |
|---|---|---|---|---|
Purposedifferent | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. | ATAM helps teams weigh architecture decisions when quality goals compete. The team considers business goals, stakeholder expectations, and technical decisions together. The evaluation shows which risks need further investigation. | In early initiatives with many uncertainties, planning quickly turns too optimistic. A pre-mortem makes the expected failure visible in advance and sharpens the view of causes, gaps, and countermeasures. | 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 | Low | Low |
Timedifferent | 60-120 min | Several meetings plus preparation and analysis; total effort depends on scope | 20–45 min | 1-2 Tage |
Participantsdifferent | 2-8 | Evaluation team, architects, and relevant stakeholders | Small cross-functional group | 1-4 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Communication Canvas, Stakeholder Messages, Architecture Communication Plan | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Risk list, Mitigation plan, Assumption log | Architecture Document, Context View, Runtime View, Deployment View |
Tagsno overlap | ArchitectureCommunicationStakeholdersCanvas | ArchitectureQualityRiskTradeoffsStakeholders | RiskDecisionFailurePlanning | ArchitectureDocumentationCommunication |