JSON Formatter

Format, beautify and validate JSON with 2-space, 4-space or tab indentation — errors pinpointed instantly. Free, instant, and private — everything runs in your browser.

Shortcuts: / search · R randomize · T theme

How to use the json formatter

  1. Adjust the controls — every change updates the live preview instantly.
  2. Fine-tune until the result matches what you need.
  3. Copy the output with one click, or use the download/export buttons where available.

Frequently asked questions

What does the json formatter do?

Format, beautify and validate JSON with 2-space, 4-space or tab indentation — errors pinpointed instantly.

Is the json formatter free to use?

Yes — every Yexla tool is completely free with no signup, no limits and no watermarks. Everything you generate is yours for personal and commercial use.

Is my data uploaded anywhere?

No. All processing happens locally in your browser using standard web APIs — your text, colors, code and images never leave your device.