JSON Beautifier - Format & Validate JSON Online

Complete JSON toolkit for developers. Format, validate, and compare JSON data with professional-grade tools. Now featuring AI-powered auto-correction for malformed JSON.

🔍 JSON Beautifier

Format and validate JSON with syntax highlighting, error detection, and tree view navigation for complex structures.

🤖 AI Auto-Correction

Fix malformed JSON automatically using advanced AI. Corrects common syntax errors, missing quotes, and formatting issues.

🔄 JSON Diff Tool

Compare two JSON files side-by-side with detailed difference highlighting and comprehensive change analysis.

Professional JSON Processing Made Simple

Choose Your Tool

Select JSON Beautifier to format and validate, or JSON Diff to compare two JSON files and identify differences.

Input Your Data

Paste JSON from APIs, config files, or databases. Use AI Auto-Correct for malformed JSON data.

Process & Analyze

Get instant results with syntax highlighting, error detection, difference analysis, and easy-to-use navigation controls.

JSON Tools Overview

Choose the right tool for your JSON processing needs. Both tools offer professional-grade functionality with intuitive interfaces.

JSON Beautifier

Perfect for formatting, validating, and exploring JSON data with syntax highlighting and tree view navigation.

✓ Instant JSON validation and error detection
✓ Beautiful syntax highlighting
✓ Tree view for complex structures
✓ AI-powered auto-correction
✓ One-click copy functionality

JSON Diff

Compare two JSON files side-by-side to identify differences, additions, deletions, and modifications.

✓ Side-by-side JSON comparison
✓ Color-coded difference highlighting
✓ Deep nested object analysis
✓ Comprehensive change summary

How to Use JSON Beautifier with AI

Step 1: Paste Your JSON Data

Copy your JSON code from your application, API response, or configuration file. Paste it into the input text area - even if it contains syntax errors.

Step 2: Use AI Auto-Correction (Optional)

If your JSON has syntax errors, click "AI Correct" to automatically fix common issues like missing quotes, trailing commas, or unescaped characters.

Step 3: Format Your JSON

Click "Format JSON" to beautify and validate your data. The tool will display formatted output with syntax highlighting.

Step 4: Explore with Tree View

Switch to Tree View for hierarchical navigation, use Expand/Collapse All for large JSON files, or copy the formatted output.

JSON Beautifier - Format & Validate JSON Online

🔍 JSON Beautifier

🤖 AI Auto-Correction

🔄 JSON Diff Tool

Professional JSON Processing Made Simple

Choose Your Tool

Input Your Data

Process & Analyze

JSON Tools Overview

JSON Beautifier

JSON Diff

Input

Output

JSON 1 (Left)

JSON 2 (Right)

Differences

JSON 1

JSON 2

Step 1: Paste Your JSON Data

Step 2: Use AI Auto-Correction (Optional)

Step 3: Format Your JSON

Step 4: Explore with Tree View