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Tips & tricks
How to format JSON online

How to format JSON online

Pretty-print and validate JSON locally in your browser.

Readable JSON saves debugging time. Format, minify and validate without sending payloads to a server.

Steps

Open JSON Formatter in JSON Workbench.
Paste minified or messy JSON into the editor.
Click format — syntax errors highlight inline.
Copy pretty output or minify for production.

Try it here

Interactive preview — runs in your browser.

Open in studio

Continue in the immersive workspace — your guide mode opens in the sidebar.

Try the tool landing

Related guides

Format JSON online — free validator & pretty print
CSV to JSON — convert table data