JSON Auto-Fix Tool

Automatically detect and fix common JSON syntax errors. Fix trailing commas, missing quotes, and bracket mismatches.

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Fixed & Formatted JSON
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JSON Auto-Fix Features

Common Issues We Fix

  • • Trailing commas in objects and arrays
  • • Missing commas between properties
  • • Unquoted property names
  • • Unquoted string values
  • • Missing closing braces and brackets
  • • Malformed JSON structure

How It Works

  • • Analyzes JSON syntax errors
  • • Applies common fixes automatically
  • • Validates the result
  • • Shows what changes were made
  • • Preserves original data structure
  • • Handles complex nested objects

Example: Before and After

❌ Broken JSON

{
  name: "John Doe",
  age: 30,
  email: "john@example.com"
  active: true,
}

✅ Fixed JSON

{
  "name": "John Doe",
  "age": 30,
  "email": "john@example.com",
  "active": true
}