Bring Your Own Design

Bring your own domain, whiteboard prompt, or architecture idea and model it from scratch.

Brainstorming scratchpad

Practice studio

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Start with the data model, then layer system context

Use entities and relationships for the real ERD. Add notes, containers, or curated cloud shapes only when they sharpen the story you are architecting.

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AI review panel

Validate the ERD objects to inspect keys, names, and cardinality coverage.