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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

Minify JSON for transport

Remove formatting whitespace from valid JSON and copy or download the compact result.

01

What you can do

  • Formatting whitespace is removed while parsed values stay the same.
  • Use Minify when transport size or a single-line value matters.
  • The source stays unchanged and the result is created as a new file.
02

How to use it

  1. Paste valid JSON text.
  2. Run minification.
  3. Confirm that the compact result keeps the expected values.
  4. Copy or download the single-line JSON.
FAQ

Frequently asked questions

When should I use this tool?

Use Minify when transport size or a single-line value matters.

Is the source sent to a processing server?

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