YAML ↔ JSON Converter

Convert between YAML and JSON instantly. Perfect for Kubernetes configs, Docker Compose, CI/CD pipelines, and API payloads.

Paste content to convert
YAML Input
JSON Output
Examples

Why developers use this converter

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Bidirectional

Convert YAML to JSON or JSON to YAML. One click to swap direction. Works both ways seamlessly.

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Live conversion

Output updates as you type. No need to click a convert button — just paste and go.

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Error detection

Pinpoints YAML and JSON syntax errors with line numbers. Fix parsing issues before they break your pipeline.

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5 templates

Pre-built examples: Kubernetes Pod, Docker Compose, GitHub Actions, Ansible Playbook, and app config.

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Clean formatting

JSON output uses 2-space indentation. YAML output is clean and properly formatted.

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100% client-side

Uses js-yaml library in your browser. Your configs and secrets never leave your machine.