astral-sh/ruff vs schniz/fnm
Both showing Healthy signals — pick on fit, not health
As of September 2026, ruff and fnm both show healthy maintenance signals. ruff was committed to 1 week ago with 22+ active contributors, while fnm last saw a commit 5 months ago with 23+ active contributors. ruff is MIT-licensed while fnm is GPL-3.0-licensed. 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.
astral-sh/ruff
Strong maintenance signals
dependency CVE scan unavailable
No blocking repository signals were found — inspect the evidence before forking.
Documented and popular — useful reference codebase to read through.
Scorecard "Branch-Protection" is 0/10; dependency CVE scan unavailable
- ⚠Scorecard: default branch unprotected (0/10)
- ✓Last commit today
- ✓22+ active contributors
- ✓Distributed ownership (top contributor 26% of recent commits)
- ✓MIT licensed
- ✓CI configured
- ✓Tests present
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests, cross-checked against OpenSSF Scorecard
schniz/fnm
Strong maintenance signals
copyleft license (GPL-3.0) — review compatibility; dependency CVE scan unavailable
No blocking repository signals were found — inspect the evidence before forking.
Documented and popular — useful reference codebase to read through.
dependency CVE scan unavailable
- ⚠GPL-3.0 is copyleft — check downstream compatibility
- ✓Last commit 3w ago
- ✓23+ active contributors
- ✓Distributed ownership (top contributor 49% of recent commits)
- ✓GPL-3.0 licensed
- ✓CI configured
- ✓Tests present
What would improve this?
- •Use as dependency Concerns to Mixed if: relicense under MIT/Apache-2.0 (rare for established libs)
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests
Signal-by-signal breakdown
| ruff | fnm | |
|---|---|---|
| Stars | 49,540 | 25,417 |
| Last commit | 9d ago | 5mo ago |
| License | MIT | GPL-3.0 |
| Open issues | 2,174 | 214 |
| Has tests | ✓ | ✓ |
| Has CI | ✓ | ✓ |
| Test coverage | 100% | 9% |
| Dependency CVEs | No CVEs | No CVEs |
| Architecture grade | B | — |
| Cycles | 0 | — |
| Bottom-line | Healthy signals | Healthy signals |
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