d2l-ai/d2l-zh vs sjmoran/yc-ai-cohort-analysis
Both showing Mixed signals — pick on fit, not health
As of June 2026, d2l-zh and yc-ai-cohort-analysis both show mixed maintenance signals. d2l-zh last saw a commit 1 year ago with 17+ active contributors, while yc-ai-cohort-analysis last saw a commit 2 months ago with 1+ active contributor. d2l-zh is Apache-2.0-licensed while yc-ai-cohort-analysis is MIT-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.
d2l-ai/d2l-zh →
Stale — last commit 2y ago
last commit was 2y ago; 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.
- ⚠Stale — last commit 2y ago
- ⚠Concentrated ownership — top contributor handles 61% of recent commits
- ⚠No test directory detected
- ✓17 active contributors
- ✓Apache-2.0 licensed
- ✓CI configured
What would improve this?
- →Use as dependency Mixed → Healthy if: 1 commit in the last 365 days
Maintenance signals: commit recency, contributor breadth, bus factor, license, CI, tests
sjmoran/yc-ai-cohort-analysis →
Solo project — review before adopting
single-maintainer (no co-maintainers visible); no tests detected…
Has a license, tests, and CI — clean foundation to fork and modify.
Documented and popular — useful reference codebase to read through.
Scorecard "Branch-Protection" is 0/10; no CI workflows detected
- ⚠Solo or near-solo (1 contributor active in recent commits)
- ⚠No CI workflows detected
- ⚠No test directory detected
- ⚠Scorecard: default branch unprotected (0/10)
- ✓Last commit 4w ago
- ✓MIT licensed
What would improve this?
- →Use as dependency Mixed → Healthy if: onboard a second core maintainer; add a test suite
- →Deploy as-is Mixed → Healthy if: bring "Branch-Protection" to ≥3/10 (see scorecard report)
Maintenance signals: commit recency, contributor breadth, bus factor, license, CI, tests + OpenSSF Scorecard
Signal-by-signal breakdown
| d2l-zh | yc-ai-cohort-analysis | |
|---|---|---|
| Stars | 77,727 | 0 |
| Last commit | 1y ago | 2mo ago |
| License | Apache-2.0 | MIT |
| Open issues | 126 | 0 |
| Has tests | — | — |
| Has CI | ✓ | — |
| Test coverage | 0% | 0% |
| Dependency CVEs | No CVEs | No CVEs |
| Architecture grade | — | A |
| Cycles | — | 0 |
| Bottom-line | Mixed signals | Mixed signals |
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