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JSON Minifier

Compress JSON by removing all spaces and line breaks. Also validates that your JSON is correct.

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How to use JSON Minifier

  1. Paste your JSON.
  2. Click Minify.
  3. Copy the compact JSON.

Frequently asked questions

Does it change my data?
No — only whitespace is removed; the data stays identical.
Your privacy is protected

This tool runs entirely inside your browser. No file, text or number you enter is ever sent to our servers, stored, or shared. Close the tab and everything is gone.

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