JSON → TOML

Paste a JSON object and get TOML, ready for Cargo.toml, pyproject.toml and other configs.

Input · JSON

Open file

Output · TOML

Waiting for input

Runs in this tab. The text is not sent anywhere.

Questions

Why is null an error?

TOML has no null value. The converter names the key so you can remove it or give it a value instead of losing it silently.