TOML Formatter & JSON Converter
TOML ↔ JSON
Format TOML configuration files and convert seamlessly between TOML and JSON formats.
About this tool
About TOML Formatter & JSON Converter
TOML Formatter & JSON Converter is a free, browser-based tool that lets you format TOML configuration files and convert seamlessly between TOML and JSON formats. It supports TOML ↔ JSON. Everything runs locally on your device, so your files are never uploaded to a server. There's no sign-up, no watermark, and no limit — just open TOML Formatter & JSON Converter, add your input, and get results instantly.
How to use TOML Formatter & JSON Converter
1
Input TOML / JSON
Paste TOML or JSON text.
2
Convert Format
Convert between TOML and JSON.
Key features
Cargo & Pyproject Configs
Format Rust Cargo.toml and Python pyproject.toml files easily.
100% Private
TOML Formatter & JSON Converter processes your data locally in the browser. Nothing is uploaded, tracked, or stored u2014 your files never leave your device.
Completely Free
Use TOML Formatter & JSON Converter as much as you want with no fees, no watermarks, and no hidden limits.
No Installation
TOML Formatter & JSON Converter runs in any modern browser. There's nothing to download, install, or configure.
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