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TOML to JSON

Parse a TOML document and convert it into nested JSON you can copy.

Convert TOML to JSON

Top level keys: — · Status: —
Parsing runs locally in your browser. Date and time literals are kept as strings because JSON has no date type.

How to use the TOML to JSON

  1. Paste your TOML document into the input box.
  2. Press Convert to JSON to parse the configuration.
  3. Copy the JSON output for use in your code.

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Frequently Asked Questions

Common questions about the free online toml to json.

Paste your TOML document into the input box and press Convert to JSON. The result appears immediately in the output box.
Tables, arrays of tables, dotted and quoted keys, inline tables, inline arrays, strings, integers, floats and booleans.
Date and time literals are kept as plain strings in the JSON output, because JSON has no date type of its own.
Yes. Lines starting with a hash, and hash characters inside strings, are handled correctly and left out of the JSON result.
Triple quoted basic and literal strings are supported, including escaped line endings inside multi-line basic strings.
Each table in the array becomes an object inside a JSON array, so repeated blocks turn into a list of records.
The later value replaces the earlier one, which matches how most TOML readers behave when a key is repeated.
No. Everything is parsed locally in your browser, so your configuration never leaves your device.
Yes. Feeding the JSON output into the JSON to TOML tool returns an equivalent document for the supported subset.
Yes. The converter is completely free, unlimited and works in any modern browser without an account.

Last updated: October 10, 2026