Open-source alternatives to Astronomer

Astronomer in the Data & BI category. These are the open alternatives we recommend looking at.

Apache Airflow

Platform for scheduling and monitoring workflows written in Python, widely used for data pipelines.

Apache-2.0Permissive

SaaS: YesClosed product: Yes

GitHub stars
47k
Deployment
Docker
Login/SSO
OIDC, LDAP

Prefect

Python framework for orchestrating data pipelines with retries, scheduling and monitoring.

Apache-2.0Permissive

SaaS: YesClosed product: Yes

GitHub stars
24k
Deployment
Docker

Dagster

Orchestration platform centred on data assets, showing how data is built, tested and monitored.

Apache-2.0Permissive

SaaS: YesClosed product: Yes

GitHub stars
16.2k
Deployment
Docker

Mage

Tool for building, running and managing data pipelines in a notebook-like editor.

Apache-2.0Permissive

SaaS: YesClosed product: Yes

GitHub stars
8.8k
Deployment
Docker

This is guidance, not legal advice (inte juridisk rådgivning). Check with a lawyer before deciding.

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