JSON Formatter

Input

Output

🚀 Powerful JSON Processing

Supports various non-standard formats, making JSON processing more flexible and convenient

🏷️

Allow Unquoted Keys

Supports JavaScript object literal format without requiring quotes for keys.

Input:
{name: "John", age: 30}
Output:
{"name": "John", "age": 30}
❝

Allow Single Quotes

Automatically converts single-quoted strings to standard double-quote format with smart escape handling.

Input:
{"name": 'Alice'}
Output:
{"name": "Alice"}
🔚

Allow Trailing Commas

Supports trailing commas and automatically cleans up unnecessary commas.

Input:
{"name": "Bob",}
Output:
{"name": "Bob"}

🎯 Full Feature Example

Input (Supported Format)

{
  name: 'JSON Formatter',
  age: 30,
  profile: {
    job: 'Developer',
    skills: ['JavaScript', 'Python', 'Go',],
    experience: {
      years: 5,
      companies: ['A', 'B',],
    },
  },
  hobbies: ['Programming', 'Reading', 'Traveling',],
  active: true,
}

Output (Standard JSON)

{
  "name": "JSON Formatter",
  "age": 30,
  "profile": {
    "job": "Developer",
    "skills": ["JavaScript", "Python", "Go"],
    "experience": {
      "years": 5,
      "companies": ["A", "B"]
    }
  },
  "hobbies": ["Programming", "Reading", "Traveling"],
  "active": true
}
🛠️

Development & Debug

Direct copy-paste of JavaScript object code

⚙️

Config File Conversion

Convert JS config-like format to JSON

🧹

Code Cleanup

Remove unnecessary trailing commas

📝

Format Standardization

Unify mixed quote formats to standard JSON

💡 Technical Features

✅

Smart Processing Order

Trailing commas → Single quotes → Unquoted keys

✅

Safe Parsing

Avoids processing special characters within string content

✅

Full Integration

Supports all function modules (format, compress, validate, convert)

✅

Real-time Response

Automatically reprocesses when any checkbox state changes

✅

Comprehensive Error Messages

Includes usage instructions for all new features

✅

Backward Compatible

Does not affect existing standard JSON processing