dagster-io/dagster vs prefecthq/prefect
Both showing Healthy signals — pick on fit, not health
As of September 2026, dagster and prefect both show healthy maintenance signals. dagster was committed to 3 weeks ago with 16+ active contributors, while prefect was committed to 3 weeks ago with 25+ active contributors. Both use the Apache-2.0 license. Neither has known critical or high-severity CVEs in its dependency tree.
Informational only. RepoPilot summarises public signals at the time of analysis. Not professional, security, or legal advice.
dagster-io/dagster
Healthy across all four use cases
No blocking maintenance, license, or known-CVE signals were found; still verify the package version and fit.
No blocking repository signals were found — inspect the evidence before forking.
Documented and popular — useful reference codebase to read through.
No blocking repository-level signals were found; deployment review is still required.
- ✓Last commit today
- ✓16 active contributors
- ✓Distributed ownership (top contributor 20% of recent commits)
- ✓Apache-2.0 licensed
- ✓CI configured
- ✓Tests present
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests, cross-checked against dependency CVEs from deps.dev and OpenSSF Scorecard
prefecthq/prefect
Healthy across all four use cases
No blocking maintenance, license, or known-CVE signals were found; still verify the package version and fit.
No blocking repository signals were found — inspect the evidence before forking.
Documented and popular — useful reference codebase to read through.
No blocking repository-level signals were found; deployment review is still required.
- ✓Last commit today
- ✓25+ active contributors
- ✓Distributed ownership (top contributor 34% of recent commits)
- ✓Apache-2.0 licensed
- ✓CI configured
- ✓Tests present
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests, cross-checked against dependency CVEs from deps.dev and OpenSSF Scorecard
Signal-by-signal breakdown
| dagster | prefect | |
|---|---|---|
| Stars | 16,059 | 23,671 |
| Last commit | 23d ago | 23d ago |
| License | Apache-2.0 | Apache-2.0 |
| Open issues | 2,585 | 862 |
| Has tests | ✓ | ✓ |
| Has CI | ✓ | ✓ |
| Test coverage | 30% | 52% |
| Dependency CVEs | No CVEs | No CVEs |
| Architecture grade | — | — |
| Cycles | — | — |
| Bottom-line | Healthy signals | Healthy signals |
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