Free online TOML to JSON converter. Supports standard TOML syntax including tables, arrays, inline tables, multi-line strings, and more. Convert TOML config files to JSON format instantly. Pure frontend, no data upload.
It supports all core TOML v1.0 syntax including key-value pairs, strings, numbers, booleans, datetime, arrays, tables, inline tables, table arrays, and dotted keys.
TOML prioritizes human readability with comment support, ideal for configuration files. JSON is a stricter data interchange format with broader cross-language support.
Yes. You can configure indentation size (2/4 spaces or Tab) and sorting options (alphabetical or preserve original order). Compact mode is also available.
Offset datetimes are converted to ISO 8601 strings. Local datetimes, local dates, and local times are each converted to their corresponding string format.
Absolutely. This tool runs 100% in your browser. Your data is processed locally in memory and is never uploaded to any server. The data is cleared immediately after processing.
Help us improve this tool. Share your suggestions, bug reports, or feature requests.
Submit Feedback