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JSON Formatter and Validator / Local

READ JSON CLEARLY.
KEEP DATA PRIVATE.

Format, explore, validate and minify JSON directly in your browser.Your input never leaves this browser.

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Processing… JSON tools

Tool guide / ONLY MY KIT

Explore JSON as a tree

Navigate nested objects and arrays without sending structured data to an external viewer.

01

What you can do

  • Nested objects and arrays can be expanded without changing the source text.
  • Use Tree for navigating deeply nested data.
  • The source stays unchanged and the result is created as a new file.
02

How to use it

  1. Paste valid JSON text.
  2. Open the tree view after parsing.
  3. Expand objects and arrays to inspect nested values.
  4. Return to the source text when an edit is needed.
FAQ

Frequently asked questions

When should I use this tool?

Use Tree for navigating deeply nested data.

Is the source sent to a processing server?

No. Supported conversion for this tool runs in the current browser.