Marquez

Reference Marquez backend for OpenLineage.

Definition

Marquez ingests JSON OpenLineage events, stores in Postgres, exposes REST API + Web UI (React). Lineage graph visualisation by job/dataset. Stable v0.50+ (2024). Apache 2.0 license. Maintained by LF AI & Data Foundation.

Origin

Launched by WeWork (Astronomer) 2018 ; LF AI Foundation 2020.

Example in context

A dev opens Marquez UI, visualises Airflow → Spark job → Snowflake table lineage DAG.

Related terms

• OpenLineage — frontend standard.