Is this a full TOML spec implementation?

No, it covers the common subset used in config files: tables, strings, numbers, booleans, and arrays.

Are dotted table paths supported?

Yes, sections like [owner.contact] create nested objects.

Can I convert JSON back to TOML?

Yes, use the Swap direction button to switch modes.

TOML to JSON Converter

Convert TOML configuration files to JSON and back.

Works Offline

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No API

TOML Input

JSON Output

{
  "title": "Example",
  "version": 1,
  "active": true,
  "tags": [
    "alpha",
    "beta"
  ],
  "owner": {
    "name": "Ada",
    "age": 28
  }
}

About the TOML to JSON Converter

Parse a practical subset of TOML — tables, strings, numbers, booleans, and arrays — into JSON, or serialize a JSON object back into TOML syntax.

Examples

Simple TOML

title = "Example"

Output

{
  "title": "Example"
}

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Frequently asked questions

Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser