TOML Validator / Formatter
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Status
Idle
What is a TOML Validator / Formatter?
A TOML validator helps you check whether TOML configuration files are syntactically valid.
A TOML formatter makes configuration files easier to read and inspect. This is useful for apps, tooling, build systems, and config files.
How to use the TOML Validator / Formatter
- Paste your TOML into the input field.
- Click Validate to check syntax.
- Click Format to normalize and reprint the TOML.
- Use TOML → JSON if you want to inspect the parsed structure.
Tips
- TOML is commonly used for configuration files.
- Keys, tables, arrays, booleans, and numbers must follow TOML syntax rules.
- Converting TOML to JSON is useful for debugging config structure.
- Formatting makes large config files much easier to review.
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TOML Validator / Formatter FAQ
Can this tool validate TOML syntax?
Yes. It checks whether the TOML input can be parsed correctly.
Can it convert TOML to JSON?
Yes. The tool can parse TOML and show the equivalent JSON structure.
Can I download the formatted result?
Yes. You can download both the TOML output and the parsed JSON.
Is my TOML stored?
No. It is only processed in your browser session.