JSON minifier without number rounding

  1. Input
  2. Result

Up to 2 million characters. One BOM character (U+FEFF) is accepted at the start. Duplicate JSON keys are preserved, but programs may interpret them differently.

Only insignificant whitespace outside strings is removed. No sorting, number conversion, comment removal or automatic repair.

Quick start

Compact JSON without rewriting numbers or string contents.

  1. Enter JSON up to the displayed limit
  2. Run validation and minification
  3. Inspect byte savings and download the result

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