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Identifier and Title (a statement of the decision made)


Draft/Decided/Superseded by ADR-XXX


Why you need to make the decision. Assumptions, constraints, and decision drivers.

Evaluation Criteria

What is important to you in making this decision? Which of your architectural characteristics apply to making this decision? Should any constraints or decision-drivers become a criterion?


Outlines of the options considered against the evaluation criteria (usually using a score or rating), and trade-offs outside of the evaluation criteria. A template for a comparison table is included below.

1. First option

Criteria Score Rationale
Criteria 1 ★★★☆☆ 3/5 Rationale for score 1 with optional link to reference
Criteria 2 ★★★☆☆ 3/5 Rationale for score 2
Criteria 3 ★★★★★ 5/5 Rationale for score 3
Criteria n ★★★★★ 5/5 Rationale for score n
  Total: 16/20 Other Trade-offs
    - Extra tradeoff 1 with optional link to reference
- Extra tradeoff 2
- Extra tradeoff n


The choice that was made and why.


The positive and negative consequences of the decision made.


If taking input from others, they should document it here. Details of those invited to give input can be recorded, whether they provide input or not. Although consultation takes place before a decision, it is documented at the end because it can become long and obscure the decision itself.

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