Does it validate my JSON too?

Yes, if the JSON is invalid it shows a clear error instead of silently failing.

Does JSON Formatter upload my files to a server?

No. JSON Formatter runs entirely in your browser using on-device processing, your files never leave your device.

Format, validate and minify JSON.

See it in action

MinifiedFormatted

JSON input

File Converter

Convert data files between CSV, JSON and TSV.

Base64 Converter

Encode or decode text and files as Base64.

URL Encoder/Decoder

Encode or decode URLs and query strings.

Hash Generator

Generate SHA-1, SHA-256 and SHA-512 hashes from text or a file.