YAML to TOML Converter

Convert YAML configuration files to TOML format preserving data types and nested structures.

YAML to TOML

YAML: 0 lines | TOML: 0 lines

How to Use

  1. Paste YAML — Paste or type YAML configuration in the input area.
  2. Auto-convert — The TOML output updates automatically. Data types and nested structures are preserved.
  3. Copy result — Click the Copy button to copy the TOML output to your clipboard.

Frequently Asked Questions

Is my data sent to a server?

No. All processing happens 100% client-side in your browser using js-yaml for parsing. Your data never leaves your device.

What YAML features are supported?

All standard YAML data types are supported: strings, numbers, booleans, null values, arrays, nested objects, and multi-line strings.

What is TOML?

TOML (Tom's Obvious, Minimal Language) is a configuration file format designed to be easy to read and write, with unambiguous mapping to hash tables. It's commonly used in Rust and Python projects.

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Last updated: 1 Jul 2026