Dagster vs Watchtower
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?
Dagster
Data orchestrator for the full development lifecycle
VS
Watchtower
Automatically update running Docker containers to new images
| Feature | Dagster | Watchtower |
|---|---|---|
| Category | Automation & Workflows | Automation & Workflows |
| License | Apache-2.0 | Apache-2.0 |
| Language | Python | Go |
| Setup difficulty | Medium | Easy |
| Min. RAM | 2,048 MB | 64 MB |
| Deployment | docker, kubernetes, helm | docker |
| GitHub stars | ★ 15,943 | ★ 24,695 |
| First released | 2019 | 2017 |
| Replaces | AWS Step Functions, Azure Data Factory | Renovate |
Why pick each one
Frequently asked questions
Is Dagster or Watchtower better?
Watchtower is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Dagster if its specific feature set fits your needs better.
Are Dagster and Watchtower free and open-source?
Yes. Dagster is licensed under Apache-2.0 and Watchtower under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Dagster and Watchtower with Docker?
Dagster: yes. Watchtower: yes.