JSON, YAML, TOML & INI Converter

Paste a config file and convert it to JSON, YAML, TOML or INI.

Private by design

Your inputs stay on your device and are not sent to our servers. Optional usage analytics does not receive your files or tool inputs.

JSON, YAML, TOML & INI Converter

Convert config formats and check them for errors

Input (JSON, YAML, TOML or INI)

Result

The result appears here.

Preparing tool

How to use JSON, YAML, TOML & INI Converter

Paste your JSON, YAML, TOML or INI, or open a file.
Pick the format to convert to; the input format is detected.
Copy the result or download it. Errors show the line and column.

Read the detailed guide →

What are the limits of JSON, YAML, TOML & INI Converter?

YAML comments and anchors are not kept. TOML has no null and needs an object at the top; INI only holds one level of sections and treats every value as text. Dates in TOML become text in JSON. Your data stays on your device.