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Selected:Lean CanvasLean StartupArchitecture Communication CanvasARID (Active Reviews for Intermediate Designs)
| Criterion |  Product Strategy Lean Canvas |  Innovation Lean Startup |  Architecture Architecture Communication Canvas |  Architecture ARID (Active Reviews for Intermediate Designs) |
|---|---|---|---|---|
Purposedifferent | When an early product bet still has too many open points, it brings target group, problem, and assumptions into a single view. It condenses the idea so core risks become nameable. | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. | ARID examines how well developers can work with a technical design. It focuses on a part of the system that can still be revised, between the architecture overview and the detailed specification. |
Complexitysame | Medium | Medium | Medium | Medium |
Timedifferent | 45-90 min | Wochen bis Monate je Lernzyklus | 60-120 min | 2–4 h review as a planning range; preparation and evaluation additional |
Participantsdifferent | 1-6 | 2-8 | 2-8 | Designers, developers as users, and facilitation |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Lean Canvas, Core Assumptions, Experiment Backlog | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Communication Canvas, Stakeholder Messages, Architecture Communication Plan | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions |
Tagsno overlap | StartupLeanAssumptionsBusiness model | LeanStartupValidationMVP | ArchitectureCommunicationStakeholdersCanvas | ArchitectureEngineeringFeedbackValidationTasks |