JSON Formatter

Format, validate, and minify JSON in the browser.

Paste JSON to prettify it, minify it for payloads, or quickly verify whether the structure is valid.

Input

Options

Output

None

How to use JSON Formatter

  1. 1Paste raw JSON into the input panel.
  2. 2Choose 2 or 4 spaces if you want formatted output.
  3. 3Run format, minify, or validate and copy the result when needed.

Use Cases

Clean up API payloads before sharing them in tickets or pull requests.
Validate JSON snippets quickly while debugging client-server integration issues.

FAQ

Does JSON Formatter send my data to a server?

No. Formatting and validation run locally in the browser for this tool.

Can it point out invalid JSON?

Yes. The tool surfaces parse errors so you can fix malformed input quickly.

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JSON Formatter | ToolForge AI