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AFTER CERTAINTY

Concept

Hexagonal Architecture

Hexagonal architecture is used in a software engineering sense. Hexagonal architecture (also called ports and adapters) is a boundary pattern that keeps domain logic insulated from external technologies by routing integration concerns through explicit interface ports and adapter implementations.

Related books

Book

Coupling

Cohesion, Consequence, and the Architecture of Responsibility

A practical framework for seeing where systems are tightly joined, where they drift apart, and how those coupling choices shape accountability over time.

Neighboring terrain