Convert JSON data to TOML configuration format instantly — supports objects, arrays, strings, numbers, and booleans
Developer Tools
JSON to TOML Converter - Convert JSON Online
How to Use
1Paste your JSON into the input area
2The TOML output appears instantly
3Copy the TOML result with one click
Frequently Asked Questions
The converter handles strings, numbers, booleans, null, arrays, and nested objects. Nested objects become [section] headers in TOML.
TOML is more human-readable for configuration files. If you have a JSON config and want to use it in a Rust project, Hugo site, or any tool that prefers TOML, this converter makes the transition quick.
No. All processing is done entirely in your browser. Your JSON data never leaves your machine.