# Apache Airflow 1.5.1 — Release & Upgrade Intelligence
- **Product:** Apache Airflow (https://airflow.apache.org)
- **Version:** 1.5.1
- **Released:** Sep 04, 2015
- **Impact Score:** 2/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/airflow/updates/1.5.1/

## Executive Summary (TL;DR)
Apache Airflow 1.5.1 is published, but the available notes are too limited to assess upgrade impact. Review the official source before upgrading.