data-processing

SKILL.md

Query, filter, and transform structured data (JSON, YAML, TOML) efficiently from the command line.

| jq | jq '.key' file.json | JSON processing | | yq | yq '.key' file.yaml | YAML/TOML processing |

| Get field | jq '.key' | yq '.key' | | Array element | jq '.[0]' | yq '.[0]' | | Filter array | jq '.[] \| select(.x)' | yq '.[] \| select(.x)' | | Transform | jq 'map(.x)' | yq 'map(.x)' | | Count | jq 'length' | yq 'length' | | Keys | jq 'keys' | yq 'keys' | | Pretty print | jq '.' | yq '.' | | Compact | jq -c | yq -o json -I0 |

Process JSON with jq and YAML/TOML with yq. Filter, transform, query structured data efficiently. Triggers on: parse JSON, extract from YAML, query config, Docker Compose, K8s manifests, GitHub Actions workflows, package.json, filter data. Source: 0xdarkmatter/claude-mods.

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