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JSON→TOML

JSON to TOML

JSON to TOML is a free online document converter for changing JSON files into TOML files. JSON to TOML accepts 1 MIME type, returns application/toml, includes 0 settings, and runs in your browser on the device.

Drop .json file here

or click to choose

Key facts

Input
1 format: JSON (application/json)
Output
TOML (application/toml)
Runtime
your browser on the device
Settings
0 controls; default conversion path
File mode
1 input file creates 1 output file
Cost
$0, no account required

How to use JSON to TOML

  1. 1

    Open your JSON file

    Drop your JSON file onto the page, or click to browse and pick one from your device.

  2. 2

    Choose options

    No options to configure. JSON to TOML uses sensible defaults.

  3. 3

    Convert and download

    Click Convert. Your TOML file is ready to download in seconds.

JSON to TOML details

First, JSON to TOML reads JSON source files and prepares TOML output for the document workflow. Next, JSON to TOML keeps the conversion path simple with no extra controls. Additionally, Files and text stay in the browser session.

Drop in a.json file and download a TOML representation. Nested objects become [section] headers, arrays of objects become [[array-of-tables]], and primitive values are properly formatted with TOML syntax. Runs entirely in your browser; your file never leaves your device.

Common searches

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Frequently asked

What is JSON to TOML?

JSON to TOML is a free online document converter for changing JSON files into TOML files. JSON to TOML accepts 1 MIME type, returns application/toml, includes 0 settings, and runs in your browser on the device.

What files does JSON to TOML accept and create?

JSON to TOML accepts JSON files (application/json) and creates TOML files (application/toml). There are no required settings before conversion.

Do my files and data stay private?

Yes. JSON to TOML runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.

How do I use JSON to TOML?

Open JSON to TOML, drop in your JSON file, choose any options, and click Convert. Your browser does the work locally and produces a TOML file you can save right away.

What is the maximum file size for JSON to TOML?

Because JSON to TOML runs in your browser, the maximum size depends on your device's available memory. Most modern phones and laptops handle files up to a few hundred MB without issues.