Time

UTC Epoch Cron

Text & DataJSON Toolkit

JSON Toolkit Column to List Mermaid Preview Word/Token Counter

Encoding

Base64 URL Encode JWT Decoder

Network & Security

RevealIP Password

Generators

Dice QR Code

Files

Gerber to SVG

Play

Sensitivity Reaction Time Click Speed Refresh Rate

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 and run lint checks, or prettify and minify the JSON on its own.

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

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