# data-observability-installer vs prefect

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | data-observability-installer | prefect |
|---|---|---|
| Score | 43/100 | 80/100 ✓ |
| Rank in category | #2 of 3 in Data Engineering | #5 of 32 in Workflow Automation |
| GitHub stars | 143 | 24 094 ✓ |
| Stars, last 30 days | — | +182 |
| Stable releases, 12 months | 1 | 17 ✓ |
| Latest release | latest · 15 May 2026 | 2.20.27 · 23 Oct 2026 ✓ |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | Yes ✓ |
| License | Apache-2.0 | Apache-2.0 |
| Main language | Python | Python |

## Which one should you pick?

prefect scores 80/100 against 43/100 for data-observability-installer, so it is the safer default.

prefect ships more often: 17 stable releases in the past year, against 1 for data-observability-installer.

prefect is growing faster right now (+182 stars in 30 days).

## Details

- [data-observability-installer](https://selfhost.directory/project/data-observability-installer) (markdown: https://selfhost.directory/project/data-observability-installer.md)
- [prefect](https://selfhost.directory/project/prefect) (markdown: https://selfhost.directory/project/prefect.md)

## Related comparisons

- [Kestra vs prefect](https://selfhost.directory/compare/kestra-vs-prefect)

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Source: https://selfhost.directory/compare/data-observability-installer-vs-prefect