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JSON to TOML Converter

Convert JSON to TOML online for configuration files and tools that prefer TOML. Paste a JSON object and generate readable TOML in your browser.

JSON Input

TOML Output

When to use this tool

You need JSON config expressed as TOML.

You are migrating a JSON settings file to TOML.

Input

{
  "name": "Ada",
  "server": { "port": 8080 }
}

Output

name = "Ada"

[server]
port = 8080

Generate TOML from a JSON API settings payload.

Create readable TOML fixtures from JSON test data.

Using a JSON array as the root (TOML root must be a table/object).

Expecting undefined or function values to survive conversion.

Root JSON value must be an object.

Nested objects become TOML tables.

Conversion runs locally in your browser.

Convert TOML configuration to JSON

Convert JSON to YAML format instantly

Convert YAML to JSON format instantly

Format and beautify JSON data

Validate JSON syntax and structure

Paste a JSON object into the input editor. The tool writes equivalent TOML.

No. TOML documents need a table (object) at the root. Wrap arrays under a key first.

Yes. JSON to TOML conversion runs in your browser.