Use this free online TOML Editor to create, format, convert, and download TOML config files
TOML Input
Load a sample TOML configuration
JSON Output
🌟 Benefits of the TOML Editor
Edit TOML files directly in your browser
Live JSON conversion and formatting
Upload TOML/JSON and convert between formats
Copy, download, or load example config files
No account or download needed – it's free!
🛠️ How to Use
Paste or write your TOML in the left editor
Click “Parse TOML” to convert it into JSON
Click “Format” to clean and align TOML code
Use “Download” buttons to save your config
Try the “Load Example” for a ready-made template
âť“ Frequently Asked Questions (FAQ)
What is a TOML file used for?
TOML (Tom's Obvious, Minimal Language) is used to configure tools like Rust, Python's Poetry, and others. It’s a human-readable format with support for nesting and data types.
Can I convert TOML to JSON and back?
Yes! This editor allows two-way conversion between TOML and JSON. It’s great for developers who need both formats.
Does this tool work offline?
Yes, it works entirely in your browser. No data is uploaded or saved remotely.
Is there any file size limit?
There’s no hard limit, but performance may drop with files over ~1MB in size. It’s best suited for editing configuration files.