TooloraOnline Tools

JSON Formatter

Format, validate, minify, and explore JSON with collapsible objects and arrays.

DeveloperRuns in your browserjson formatterjson validatorjson minifier

How to use

  1. 1

    Paste raw JSON

  2. 2

    Click Format or Minify

  3. 3

    Expand/collapse nodes, then copy

FAQ

Is my JSON uploaded?

No. Formatting runs fully in your browser.

Can it validate invalid JSON?

Yes. It shows parse errors and leaves input untouched.

Can I collapse nested objects?

Yes. Use Tree view to hide/show objects and arrays, or Expand all / Collapse all.

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