Developer Tools
Convert JSON into TOML for config files and tooling.
Use this JSON to TOML converter to transform JSON into TOML format for app configs, package files, and developer workflows. It is useful when moving structured JSON data into tools and ecosystems that expect TOML instead of JSON.
Use this JSON to TOML converter to transform JSON into TOML format for app configs, package files, and developer workflows. It is useful when moving structured JSON data into tools and ecosystems that expect TOML instead of JSON.
Use json to toml when you need a fast browser-based result without extra setup. It works well for quick checks, one-off tasks, and routine formatting or calculation work.
Read step-by-step usage guidance, best practices, and common mistakes.
See common questions and answers about input, output, and tool usage.
Review practical input and output examples before running the tool.
Find similar and supporting tools for adjacent actions and follow-up tasks.
Input
{"title":"Demo"} Output
title = "Demo"
Converts a simple JSON object into TOML key-value syntax.
Input
{"server":{"port":3000,"debug":true}} Output
[server] port = 3000 debug = true
Useful for transforming nested config-style JSON into TOML tables.
Fix: Validate and fix the JSON before converting it.
Fix: Simplify or reorganize the JSON if the result needs to behave like a normal config file.
Fix: Remember that conversion focuses on data structure, not custom formatting or comments.
It converts JSON objects into TOML tables, values, arrays, and nested sections for use in configuration files.
Top-level JSON objects work best, especially when the data is meant for configuration-style output.
Simple object-style config data works best, while some complex structures may need manual adjustment afterward.
Yes. It works online in the browser.
TOML is often more useful for config files because it is easier for people to read and edit.