Tools / JSON to CSV Converter

JSON to CSV Converter

Convert JSON arrays to CSV format for spreadsheets. Handles nested objects, escapes special characters, and supports download.

6,500 AI Tokens Used
Feb 2, 2026 Created
developerdata
Categories

How It Works

  • Input must be a JSON array of objects
  • All object keys become CSV column headers
  • Values with commas or quotes are properly escaped
  • Nested objects are converted to JSON strings

How This Tool Was Built

This tool was created entirely by AI. Here's the exact prompt used to generate it:

Prompt Used 
Create a JSON to CSV Converter tool with these features:

1. Input textarea for JSON
2. Load example button
3. Parse and validate JSON (must be array of objects)
4. Show row and column count
5. Display CSV output with proper escaping
6. Copy CSV button
7. Download CSV button
8. Handle nested objects by stringifying
9. Show errors for invalid JSON
10. Info section explaining the conversion

Make it clean with green as the accent color.
AI
Claude AI Model
#
6,500 Tokens Used
100%
AI-Generated Code Origin