Airflow 3

Airflow 3 task isolation and React UI 2025.

Definition

Airflow 3.0 key changes: task isolation via separated task execution environment, native dag versioning (run an old version of a DAG), event-driven scheduling (dataset-based), DAG bundles, pluggable Auth Manager (FAB Auth Manager option), modernized React UI. Backward compatible with Airflow 2.x via migration path.

Origin

Airbnb 2014 (Maxime Beauchemin), Apache Software Foundation Top-Level Project 2019. Airflow 3.0 alpha 2024, GA target 2025.

Usage

Dominant orchestrator for data engineering. Commercial SaaS: Astronomer, AWS MWAA, Google Cloud Composer.

Related terms

• Apache Airflow — fiche socle.
• Dagster+ — concurrent moderne.
• Prefect 3 — concurrent moderne.