Private browser processing. No account required.

JSON formatting & inspection · Transformer

JSON Flatten

JSON Flatten gives you a fast, focused way to flatten nested JSON objects into configurable dot-path keys. Everything runs locally in this tab.

✓ Optimized for transformer tasks✓ Runs locally✓ Clear, copy, or download the result
Runs in your browserLocal files stay on this device · No account
Provide the source required to flatten nested JSON objects into configurable dot-path keys.0 characters
Review the result produced specifically by JSON Flatten before using it elsewhere.Ready
HOW TO USE IT

Get a reliable result in three steps

  1. 1

    Provide the source content requested by this tool.

  2. 2

    Configure only the options relevant to the current operation.

  3. 3

    Run the operation and review the completed result before using it.

What this tool does

JSON Flatten gives you a fast, focused way to flatten nested JSON objects into configurable dot-path keys. Everything runs locally in this tab.

The result is produced only after the input is checked. If the value cannot be processed, the workspace reports a specific error instead of guessing.

Features

  • Local browser processing
  • Purpose-specific input workflow
  • Validated local processing
  • Prepared quick-test example

Input and output

Input
JSON
Output
text
Processing
Local browser

Example

{"user":{"name":"Ada","roles":["admin","editor"]},"active":true}

Limitations

  • Review important output before using it in production.
  • Very large inputs remain subject to browser memory limits.
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