TOML Formatter & Validator

Parse, format, and validate TOML documents. Supports tables, arrays, inline tables, strings, numbers, booleans, and dates.

Valid TOML

Input

Formatted output

title = "TOML Example"

[owner]
name = "Tom Preston-Werner"
dob = 1979-05-27T07:32:00.000Z

[database]
enabled = true
ports = [8000, 8001, 8002]

[temp_targets]
cpu = 79.5
case = 72

[[data]]
0 = "delta"
1 = "phi"

[[data]]
0 = 3.14

[servers]

[alpha]
ip = "10.0.0.1"
role = "frontend"

[beta]
ip = "10.0.0.2"
role = "backend"

Parsed Structure (JSON)

{
  "title": "TOML Example",
  "owner": {
    "name": "Tom Preston-Werner",
    "dob": "1979-05-27T07:32:00.000Z"
  },
  "database": {
    "enabled": true,
    "ports": [
      8000,
      8001,
      8002
    ],
    "data": [
      [
        "delta",
        "phi"
      ],
      [
        3.14
      ]
    ],
    "temp_targets": {
      "cpu": 79.5,
      "case": 72
    }
  },
  "servers": {
    "alpha": {
      "ip": "10.0.0.1",
      "role": "frontend"
    },
    "beta": {
      "ip": "10.0.0.2",
      "role": "backend"
    }
  }
}

Related tools

SQL FormatterCode

Format and beautify SQL queries with syntax highlighting.

GraphQL FormatterCode

Format and prettify GraphQL queries, mutations, and schema definitions.

HTML FormatterCode

Format/prettify HTML locally in your browser.

JSON Formatter & ValidatorJSON

Format, validate, and prettify JSON in your browser. Fast and free.

JSON Sort KeysJSON

Recursively sort JSON object keys for stable diffs.

Line NumbererText

Add line numbers to text (with options for start/format).