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TOML to JSON Converter

Convert TOML configuration such as Cargo.toml or pyproject.toml to JSON, with dates as ISO 8601 strings.

Runs in your browserTOML → JSON
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Example

Input
title = "App"

[server]
port = 8080
tags = ["web", "api"]
Output
{
  "title": "App",
  "server": {
    "port": 8080,
    "tags": [
      "web",
      "api"
    ]
  }
}

How to use the TOML to JSON Converter

  1. Paste or type your TOML into the input area, or open a file from your device.
  2. Adjust the options above the editor if the tool offers any.
  3. Review the JSON result, then copy it or download it as a file.

Privacy and limitations

  • Your data is processed on your device and is not uploaded to any server.
  • Integers beyond ±2^53 cannot be represented exactly in JSON and are rejected.

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