Offline engine (processed locally)JSON v1.0.0 Spec

TOML to JSON

v1.0.0

Easily convert your TOML configuration files into structured JSON. This free online tool preserves arrays, nested tables, and inline objects, making it perfect for migrating configs between Rust, Python, and JavaScript ecosystems. Fast, client-side, and requires no installation or sign-up.

Live sync—ms

TOMLInput (TOML)Invalid

lines: 2chars: 30Size: 30 BUTF-8

JSONOutput (JSON)

Auto-generated

Converted output will appear here

lines: 0chars: 0Size: 0 BUTF-8

Size change: -100.00%TOML compliant: v1.0.0

Tool guide

Accurate conversion

Input is processed by this tool’s dedicated converter.

Local processing

Your input is processed in your browser and is not uploaded.

Ready-to-use output

Copy the result or save it as a file.