JSON Formatter

Part of Developer Tools

The JSON Formatter takes raw, unformatted, or minified JSON text and converts it into a clean, human-readable hierarchy with nested indentations, collapsible sections, and direct validation syntax checking.

INPUT JSON STRING
Tab Size:

How to Use JSON Formatter

  1. Paste your raw JSON into the large input field.
  2. Select your preferred tab spacing (2 spaces or 4 spaces).
  3. Click 'Format JSON' to clean up formatting, or 'Minify' to strip all optional white spaces.
  4. Review validation logs if any errors are caught.

Practical Calculation Examples

Example Scenario

{"user":{"id":1,"profile":{"name":"Alex","tags":["dev","admin"]}}}

{ "user": { "id": 1, "profile": { "name": "Alex", "tags": [ "dev", "admin" ] } } }

Indentation establishes strict visual relationships, speeding up manual data audits.

Frequently Asked Questions (FAQ)

Is my JSON data sent to a server?
Absolutely not. All JSON parsing, linting, formatting, and minifying actions happen exclusively inside your browser locally using vanilla JavaScript. This guarantees complete confidentiality for system configurations and logs.