JSON to YAML Converter
Convert JSON to YAML and YAML to JSON in your browser. Perfect for config files, Kubernetes, CI pipelines, and Docker Compose. Private, no signup.
About This Free Online JSON to YAML Converter
Our free JSON ⇄ YAML Converter switches data and configuration between JSON and YAML. Paste JSON and get clean, properly indented YAML; paste YAML and get valid JSON. It is exactly what you need when working with config files for Kubernetes, Docker Compose, GitHub Actions and other CI pipelines, or any tool that prefers one format over the other. Conversion is powered by a standard YAML parser, so nested objects, arrays, and multi-line values are handled correctly. Everything runs in your browser, so your config is never uploaded — no signup and nothing leaves your device.
Features of Our JSON to YAML Converter
- JSON → clean, indented YAML
- YAML → valid JSON
- Handles nested objects and arrays
- Switch direction with one click
- Copy or download the result
- 100% private — runs in your browser
How to Use the JSON to YAML Converter
The JSON to YAML Converter works right in your browser — no signup, no installation. Follow these steps:
- Paste your JSON (or YAML) into the input.
- Choose the direction: JSON → YAML or YAML → JSON.
- The converted output appears instantly.
- Copy or download the result for your config file.
Frequently Asked Questions About JSON to YAML Converter
Why convert between JSON and YAML?
They represent the same data, but tools differ in preference: Kubernetes, Docker Compose, and many CI systems use YAML, while APIs and JavaScript use JSON. Converting lets you reuse the same data in either.
Does it handle nested data and arrays?
Yes. A standard YAML parser handles nested objects, arrays, and multi-line strings in both directions, preserving the structure.
Is the YAML output valid and indented?
Yes — the output is properly indented, standards-compliant YAML you can paste straight into a config file.
Is my config uploaded?
No. The conversion runs entirely in your browser. Nothing is sent to a server and there is no signup.
Why Choose the JSON to YAML Converter?
Developers and power users need tools that are exact and private. The JSON to YAML Converter runs its logic locally in your browser, returns results instantly, and never transmits your input — handy when you are working with keys, hashes, or data you would rather not paste into a remote service.