TOML Playground

Edit TOML with live JSON preview and validation.

Data
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TOML → JSON

{
  "package": {
    "name": "my-crate",
    "version": "0.1.0",
    "edition": "2024"
  },
  "dependencies": {
    "serde": {
      "version": "1",
      "features": [
        "derive"
      ]
    },
    "tokio": {
      "version": "1",
      "features": [
        "full"
      ]
    }
  },
  "bin": [
    {
      "name": "my-crate",
      "path": "src/main.rs"
    }
  ]
}

About this playground

A live TOML editor with two-way TOML ↔ JSON conversion, syntax validation and pretty output. Perfect for Cargo.toml, pyproject.toml, and Rust/Python config files.

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