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LineageScope

Static analysis for data pipelines — point it at a repo to discover SQL, dbt, Airflow, Spark, and ODCS contracts. No warehouse or cloud account required.

  • Lineage
  • Quality gates
  • CI-ready JSON

Explore

Getting started Install, first scan, JSON output, and HTML report path. Configuration CLI flags, --exclude, env vars, dbt meta, CODEOWNERS. Analyzers Dead assets, tests, docs, complexity, ownership, contracts, cost hints. CI/CD lineagescope ci, GitHub Action, jq gates, diff. Contributing Dev setup, tests, Ruff, and how to extend the project. Changelog Release history (synced from the repo CHANGELOG.md).

Features

  • Lineage graph (NetworkX) — cycles, orphans, fan-out, critical path.
  • Analyzers — dead assets, test/doc coverage, SQL/graph complexity, ownership (CODEOWNERS / dbt meta.owner / git), ODCS compliance, static cost-pattern hints.
  • Outputs — Rich terminal report, JSON for automation, HTML with D3 lineage and score trends.
  • Workflows — .lineagescope/snapshots/, lineagescope diff vs any git ref, lineagescope ci with thresholds and GitHub Actions annotations.

Repository

Source and issues: github.com/kirannarayanak/lineagescope · Docs are built with MkDocs Material and deploy to GitHub Pages.