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Fast. Private. Useful.

JSON Utility Toolkit

JSON Tools

JSON input

From

To

JSON B (diff against JSON A)

Output format

TypeScript Zod

Name for your data (optional)

Used as the root type name (TypeScript) or NameSchema (Zod). The default Root is fine—leave it if you are not sure.

Query path

Try:

Try:

Result

Size— Depth— Keys— Objects— Arrays—

Validate syntax, format output, and run lint checks in one tab.

Private by design. Formatting, validation, and conversion happen on your device. NeoNema never sees what you paste.

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