tomljson
TOML to JSON Converter
Convert TOML to JSON instantly. Runs locally — your data is never uploaded.
To convert TOML to JSON, paste your TOML into the editor above and the JSON output appears immediately. Parsing and serialisation happen in your browser, so API payloads, secrets and config files never leave your device.
Runs in your browserAbout converting TOML to JSON
TOML is designed for configuration and maps cleanly onto a hash table. It is used by Cargo, Poetry and many Rust and Python projects. JSON is the default interchange format for web APIs. It has no comments and no trailing commas.
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