kevin-wayne/algs4 vs yunaiv/yudao-cloud
Both showing Mixed signals — pick on fit, not health
As of September 2026, algs4 and yudao-cloud both show mixed maintenance signals. algs4 last saw a commit 8 months ago with 3+ active contributors, while yudao-cloud was committed to 1 week ago with 2+ active contributors. algs4 is GPL-3.0-licensed while yudao-cloud 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.
kevin-wayne/algs4
Slowing — last commit 4mo ago
copyleft license (GPL-3.0) — review compatibility; top contributor handles 98% of recent commits…
No blocking repository signals were found — inspect the evidence before forking.
Documented and popular — useful reference codebase to read through.
CI evidence incomplete; dependency CVE scan unavailable
- ⚠Slowing — last commit 4mo ago
- ⚠Small team — 3 contributors active in recent commits
- ⚠Single-maintainer risk — top contributor 98% of recent commits
- ⚠GPL-3.0 is copyleft — check downstream compatibility
- ✓Last commit 4mo ago
- ✓3 active contributors
- ✓GPL-3.0 licensed
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
yunaiv/yudao-cloud
Single-maintainer risk — review before adopting
top contributor handles 98% of recent commits; 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
- ⚠Small team — 2 contributors active in recent commits
- ⚠Single-maintainer risk — top contributor 98% of recent commits
- ⚠Scorecard: default branch unprotected (0/10)
- ✓Last commit 3d ago
- ✓2 active contributors
- ✓MIT licensed
- ✓CI configured
- ✓Tests present
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests, cross-checked against OpenSSF Scorecard
Signal-by-signal breakdown
| algs4 | yudao-cloud | |
|---|---|---|
| Stars | 7,523 | 19,486 |
| Last commit | 8mo ago | 13d ago |
| License | GPL-3.0 | MIT |
| Open issues | 25 | 1 |
| Has tests | Unknown | ✓ |
| Has CI | Unknown | ✓ |
| Test coverage | 0% | 21% |
| Dependency CVEs | No CVEs | No CVEs |
| Architecture grade | — | C |
| Cycles | — | 0 |
| Bottom-line | Mixed signals | Mixed signals |
Want the full analysis? kevin-wayne/algs4 · yunaiv/yudao-cloud
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