📝 JSON Formatter & Validator

Format, validate, minify, and fix JSON with real-time syntax checking. Developer-friendly and privacy-focused.

📥 Input JSON

✓ Valid

Enter JSON to format, validate, or minify

114 characters

🌟 JSON Features

🔄

Smart Formatting

Auto-indentation with customizable spacing

🔍

Real-time Validation

Instant syntax checking with detailed errors

📊

Structure Analysis

Detailed statistics about JSON structure

🛠️

Error Fixing

Automatically fix common JSON errors

💾

Export Options

Copy or download formatted/minified JSON

🔒

Privacy Focused

All processing happens in your browser

📜 Format History

0 items
📭

No format history yet

Your JSON operations will appear here

🔤 JSON Data Types

{}
Object
[]
Array
"
String
#
Number
✓✗
Boolean
Null

💼 Common Use Cases

🔄
Format & Minify
Beautiful formatting or compact minification
🔍
Syntax Validation
Real-time JSON validation and error detection
📊
JSON Analysis
Detailed statistics about your JSON structure
🛠️
Error Fixing
Automatically fix common JSON errors
💾
Export Options
Download formatted or minified JSON

Best Practices

  • Always use double quotes for strings
  • No trailing commas in objects/arrays
  • Use 2-space indentation for readability
  • Validate JSON before sending to APIs
  • Minify JSON for production use
🔗

Need Base64 Encoding?

Encode and decode your JSON strings with Base64

Try Base64 Converter