INI ↔ JSON Converter — Free Online Tool
Convert .ini configuration files to JSON or JSON objects to .ini format. Supports sections ([section]), key=value pairs, inline comments (# and ;), and quoted values. No external library — pure JavaScript parser.
100% client-side. No uploads. Your data never leaves your browser.
How to use INI ↔ JSON Converter
- Paste an INI file or JSON into the input.
- The tool auto-detects the format.
- Click the mode toggle to switch between INI→JSON and JSON→INI.
- Copy or download the output.
Frequently Asked Questions
What INI features are supported?
Sections ([section]), key=value pairs, comment lines (# or ;), and quoted string values. Arrays and multi-value keys are not supported.
What is an INI file?
A simple text-based configuration file format used by Windows apps, PHP, Python, and many others. Sections group related keys.
Can I convert nested JSON to INI?
Yes, one level deep. Top-level objects become INI sections. Primitive top-level values appear before sections.
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