Type-safe diagrams from plain text.

Define your domain logic with engineering precision. Generate high-fidelity architectural blueprints automatically.

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Monospace First

Designed for engineers who think in code. Every interaction respects the precision of a technical IDE.

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Semantic Logic

Beyond boxes and arrows. typeDiagram understands your data structures and suggests architectural patterns.

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Instant Blueprints

No manual dragging. Our auto-layout engine handles the geometry while you focus on the architecture.

Engineered for Scale

Complex diagrams, simplified by code.

Stop fighting with drag-and-drop tools. typeDiagram treats your architecture as a living document, versionable and strictly typed.