Mage vs Prefect
A side-by-side comparison of two self-hosted automation & workflows options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Mage | Prefect |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 88 · Excellent | 97 · Excellent |
| Category | Automation & Workflows | Automation & Workflows |
| License | Apache-2.0 | Apache-2.0 |
| Language | Python | Python |
| Setup difficulty | Medium | Medium |
| Min. RAM | 2,048 MB | 1,024 MB |
| Deployment | docker, kubernetes, helm | docker, kubernetes, helm |
| GitHub stars | ★ 8,826 | ★ 23,913 |
| First released | 2022 | 2018 |
| Replaces | Azure Data Factory, Apache Airflow | AWS Step Functions, Azure Data Factory |
What are Mage and Prefect?
Mage
Mage is an open-source tool for building and running data pipelines that combine the ease of notebooks with engineering best practices. It can be self-hosted to schedule and monitor data workflows.
- Notebook-style pipeline building
- Built-in scheduling and monitoring
- Data integration connectors
- Modern web UI
Prefect
Prefect is a workflow orchestration tool that turns Python functions into observable, schedulable pipelines. The open-source server can be self-hosted to coordinate and monitor flow runs.
- Pythonic flow and task definitions
- Dynamic, event-driven workflows
- Self-hostable orchestration server
- Rich observability dashboard
Mage vs Prefect: key differences
Both projects are written in Python. Prefect is the lighter option, starting around 1,024 MB of RAM against 2,048 MB for Mage. Prefect is the more established project (first released 2018), while Mage arrived in 2022. Prefect has the considerably larger community, at 23,913 GitHub stars versus 8,826.
Why pick each one
Choose Mage if…
- Friendly for data scientists
- Quick to get started
Watch out for
- Younger than Airflow
Choose Prefect if…
- Pleasant developer experience
- Flexible dynamic workflows
Watch out for
- Some features tied to Prefect Cloud
Frequently asked questions
Is Mage or Prefect better?
Neither is universally better. Prefect has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Mage and Prefect free and open-source?
Yes. Mage is licensed under Apache-2.0 and Prefect under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Mage and Prefect with Docker?
Mage: yes. Prefect: yes.
Which is lighter on resources, Mage or Prefect?
Prefect has the smaller minimum footprint at 1,024 MB of RAM, compared to about 2,048 MB for Mage. Real-world usage depends on library size, user count, and enabled features.