Apache Airflow vs Actions Runner Controller
A side-by-side comparison of two self-hosted automation & workflows options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Apache Airflow
Programmatically author, schedule and monitor workflows
VS
Actions Runner Controller
Run self-hosted GitHub Actions runners on Kubernetes
| Feature | Apache Airflow | Actions Runner Controller |
|---|---|---|
| Category | Automation & Workflows | Automation & Workflows |
| License | Apache-2.0 | Apache-2.0 |
| Language | Python | Go |
| Setup difficulty | Hard | Hard |
| Min. RAM | 4,096 MB | 512 MB |
| Deployment | docker, kubernetes, helm | kubernetes, helm |
| GitHub stars | ★ 46,409 | ★ 6,422 |
| First released | 2015 | 2020 |
| Replaces | AWS Step Functions, Azure Data Factory | GitHub-hosted runners |
Why pick each one
Choose Actions Runner Controller if…
- Elastic CI capacity
- Keeps builds in your cluster
Frequently asked questions
Is Apache Airflow or Actions Runner Controller better?
Neither is universally better. Apache Airflow has the larger community; both share a hard setup difficulty, so the decision comes down to features and licensing.
Are Apache Airflow and Actions Runner Controller free and open-source?
Yes. Apache Airflow is licensed under Apache-2.0 and Actions Runner Controller under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Apache Airflow and Actions Runner Controller with Docker?
Apache Airflow: yes. Actions Runner Controller: check the project docs for container support.