Hexagonal vs Clean vs Onion Architecture… It Doesn’t Matter

At its core, Hexagonal, Clean and Onion Architecture are all about one thing: managing coupling. They’re not diagrams or buzzwords but tools to insulate your domain logic from parts of the system that change at different rates—controlling the “blast radius” when things inevitably shift.

This video walks through the purpose, a concrete example, and how cohesion plays into each approach, ending with community comments and a nod to the original Reddit discussion.

Watch on YouTube