Is this JSON Formatter free to use?

Yes — completely free and runs in your browser. No signup, no upload, no server.

Can I validate my JSON here?

Absolutely — the tool automatically checks for syntax errors and shows the exact reason your JSON is invalid.

Yes — download the formatted output as .json, .pdf, or Word (.docx) with one click.

No. Everything runs locally in your browser. Your JSON never leaves your device.

Developer Tools

Beautify, minify, validate, and export your JSON — all in your browser. Ships with export to JSON, PDF, and Word.

Upload

INPUT

Wrap

OUTPUT

Syntax color

Formatted output appears here.

Hand-picked utilities you may find useful next.

Crop, resize, and reshape images right in your browser.

Inspect image dimensions and strip EXIF metadata locally.

Sample any pixel color from an uploaded image.

Loading…