Schema-Aware Diagram Engine

Turn JSON intoVisual Diagrams

A renderer-agnostic engine that validates, enriches, and transforms JSON into interactive graphs. Built with semantic checks and adapter-based rendering.

jsonflow.app/web

Real-time JSON editing with instant visual feedback

Built for Developers

Everything you need to visualize structured data

Schema Validation

Zod-powered validation ensures your JSON matches the expected structure before rendering.

Semantic Checks

Detect unreachable nodes, invalid edge references, and cyclic dependencies automatically.

Adapter Pattern

Renderer-agnostic engine output. Swap Cytoscape for any renderer without changing your data.

Node Shapes

Customize node appearances with built-in shapes: ellipse, rectangle, diamond, hexagon, and more.

Real-time Preview

Monaco-powered editor with instant visual feedback. See changes as you type.