ToolCubbyJSON Formatter & Validator
Pretty-print or minify your JSON and instantly see formatting errors — privately, in your browser.
How to use
- Paste your JSON into the left box.
- Choose Pretty print or Minify.
- Click Format to parse and format.
- Copy the result or clear to start again.
FAQ
How do I format JSON?
Paste your JSON, choose Pretty or Minify and click Format. It is parsed and re-formatted, or a clear error is shown if invalid.
Why do I get an error?
The validator points out invalid JSON, such as trailing commas, missing quotes or unescaped characters.
Does it send my JSON anywhere?
No — formatting runs entirely in your browser.
Is it free?
Yes, free and unlimited with no signup.
More FAQs
Are the text tools free?
Yes, free and unlimited with no signup.
Is my text stored anywhere?
No. Everything runs in your browser and nothing is uploaded or stored.
Related searches
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