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JSON → TOML

Convert JSON data to TOML format with proper formatting and structure

Input
Output
JSON to TOML Conversion
JSON is a data format based on JavaScript object syntax, while TOML (Tom's Obvious, Minimal Language) is a configuration file format. Format comparison: JSON: Uses braces and brackets, key-value pairs separated by colons TOML: Uses sections and key-value pairs, supports comments, cleaner syntax Conversion includes: • Converting JSON objects to TOML section structures • Handling array conversion to TOML array format • Maintaining data type consistency • Generating TOML-compliant configuration files

Key Features

Section structure conversionArray format handlingData type preservationTOML specification complianceConfiguration file generation

Learn More

TOML Official DocsTOML WikipediaTOML GitHub

Frequently Asked Questions

Recommended Reading

For detailed technical information and practical usage of JSON, check out our comprehensive articles in the blog.

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TOML Conversion Examples
Basic Object

Input JSON

{
  "database": {
    "host": "localhost",
    "port": 5432,
    "name": "myapp"
  },
  "server": {
    "port": 3000,
    "env": "production"
  }
}

Output Format

[database]
host = "localhost"
port = 5432
name = "myapp"

[server]
port = 3000
env = "production"
JSON vs TOML Comparison
Feature
JSON
TOML
SyntaxBraces & BracketsSections & Key-Value
CommentsNot SupportedSupported
ReadabilityCompactHuman Readable
Use CaseData ExchangeConfig Files
Data TypesBasic TypesRich Types
ParsingStrictFlexible
TOML Use Cases

TOML is optimized for configuration files and is commonly used in the following scenarios.

Config Files

Used for application configuration files

Rust Cargo.tomlPython pip.confNode.js package.json

Deployment Configs

Deployment and CI/CD configurations

Docker ComposeKubernetesCI/CD Configs

Project documentation settings

README FilesProject DocsAPI Docs