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Docker Compose YAML / JSON Conversion

Convert docker-compose.yml to JSON for inspection, or back to YAML after programmatic edits.

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Docker Compose tips

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Docker Compose officially uses YAML, but the underlying schema is identical to JSON. Conversion is purely a syntax shift.

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When using docker-compose programmatically (e.g., generating multiple environments), JSON is easier to manipulate, then convert back to YAML for deployment.

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Some CI/CD systems output Compose configs as JSON via `docker compose config --format json`. Convert to YAML here to commit a clean version-controlled file.

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YAML's ability to use anchors and aliases (`&` and `*`) doesn't survive JSON conversion β€” JSON has no anchor concept. The output will be fully expanded.

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Frequently Asked Questions