astral-sh/ruff vs pauljuliusmartinez/jless
astral-sh/ruff shows stronger signals overall
As of June 2026, ruff shows healthier maintenance signals than jless. ruff rates Healthy overall while jless rates Mixed. ruff was committed to today with 21+ active contributors, while jless last saw a commit 1 month ago with 7+ active contributors. Both use the MIT 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.
astral-sh/ruff →
Healthy across the board
Permissive license, no critical CVEs, actively maintained — safe to depend on.
Has a license, tests, and CI — clean foundation to fork and modify.
Documented and popular — useful reference codebase to read through.
No critical CVEs, sane security posture — runnable as-is.
- ✓Last commit today
- ✓21+ active contributors
- ✓Distributed ownership (top contributor 35% 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
pauljuliusmartinez/jless →
Single-maintainer risk — review before adopting
top contributor handles 93% of recent commits; no tests detected
Has a license, tests, and CI — clean foundation to fork and modify.
Documented and popular — useful reference codebase to read through.
No critical CVEs, sane security posture — runnable as-is.
- ⚠Single-maintainer risk — top contributor 93% of recent commits
- ⚠No test directory detected
- ✓Last commit 3d ago
- ✓7 active contributors
- ✓MIT licensed
- ✓CI configured
What would improve this?
- →Use as dependency Mixed → Healthy if: diversify commit ownership (top <90%)
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests
Signal-by-signal breakdown
| ruff | jless | |
|---|---|---|
| Stars | 48,249 | 5,394 |
| Last commit | today | 1mo ago |
| License | MIT | MIT |
| Open issues | 2,036 | 94 |
| Has tests | ✓ | — |
| Has CI | ✓ | ✓ |
| Test coverage | 100% | 0% |
| Dependency CVEs | No CVEs | No CVEs |
| Architecture grade | — | — |
| Cycles | — | — |
| Bottom-line | Healthy signals | Mixed signals |
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