Paste any JSON data and get a beautiful, interactive flowchart instantly. Understand nested structures, edit live, and share with your team.
Features
A complete toolkit for visualizing, formatting, validating, and exploring JSON data — all in your browser.
Transform raw JSON into a beautiful interactive node graph in milliseconds. Handles deeply nested structures effortlessly.
One-click formatting to clean up messy or minified JSON. Perfect indentation and structure, every time.
Instantly check if your JSON is valid with clear error messages pinpointing exactly what's wrong.
Compress JSON to a single line for production use. Reduce file size without losing any data.
Alphabetically sort all keys across every level of your JSON for consistent, predictable structure.
Download your visualization as a high-resolution PNG image. Perfect for docs, presentations, and sharing.
Drag and drop or upload .json files directly. No copy-pasting needed — just load and visualize.
Objects, arrays, strings, numbers, booleans, null — handles every valid JSON structure of any size.
Built with React Flow and optimized rendering. Smooth panning, zooming, and interaction even with thousands of nodes.
No sign-up required. Free and open source.
All processing happens in your browser — your data never leaves your device.