JSON Flatten Tool

Flatten nested JSON structures into single-level objects. Simplify complex JSON hierarchies for easier processing and analysis.

Input JSON

Paste your nested JSON object
🔧 All JSON Tools

Flattened JSON

Your flattened JSON object

Features

  • 🗂️ Flatten nested JSON objects into single-level structure
  • 🎯 Multiple separator options (dot, underscore, slash)
  • 📊 Handle arrays and complex nested structures
  • 🔄 Preserve data types and values
  • 📋 Copy flattened JSON to clipboard
  • 💾 Download flattened JSON as file
  • 🔒 Privacy-focused: no data sent to servers
  • ⚡ Instant flattening processing