DevConvertor

JSON Beautifier

A focused pretty-printer for JSON: pick 2, 4, 8 spaces or a tab, and get consistently indented output ready to paste back into your code or docs.

Formats as you type

ReadyJSON ToolsFree · No account required

Related tools

JSON FormatterPretty-print and validate JSON with configurable indentation.JSON ValidatorCheck whether JSON is valid, with a precise error location.JSON MinifierStrip whitespace from JSON and see the size reduction.

Features

  • Choice of 2, 4, 8-space, or tab indentation
  • Live output as you type, with clear error reporting if the input isn't valid JSON
  • Copy or download the beautified result

How to use

  1. Paste minified or inconsistently formatted JSON.
  2. Choose your preferred indentation.
  3. Copy the beautified output or download it as a file.

Example

A common case — minified JSON from an API response:

{"status":"ok","data":{"count":2,"items":[1,2]}}