ehang-io/nps vs google/grumpy
Both showing Mixed signals — pick on fit, not health
As of June 2026, nps and grumpy both show mixed maintenance signals. nps last saw a commit 2 years ago with 16+ active contributors, while grumpy last saw a commit 4 years ago with 7+ active contributors. nps is GPL-3.0-licensed while grumpy is Apache-2.0-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.
ehang-io/nps →
Stale — last commit 2y ago
copyleft license (GPL-3.0) — review compatibility; last commit was 2y ago
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 70% of recent commits
- ⚠GPL-3.0 is copyleft — check downstream compatibility
- ✓16 active contributors
- ✓GPL-3.0 licensed
- ✓CI configured
- ✓Tests present
What would improve this?
- →Use as dependency Concerns → 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
google/grumpy →
Stale — last commit 4y ago
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.
last commit was 4y ago; Scorecard "Branch-Protection" is 0/10
- ⚠Stale — last commit 4y ago
- ⚠Scorecard: marked unmaintained (0/10)
- ⚠Scorecard: default branch unprotected (0/10)
- ✓7 active contributors
- ✓Distributed ownership (top contributor 45% of recent commits)
- ✓Apache-2.0 licensed
- ✓CI configured
- ✓Tests present
What would improve this?
- →Deploy as-is Mixed → Healthy if: 1 commit in the last 180 days
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests, cross-checked against OpenSSF Scorecard
Signal-by-signal breakdown
| nps | grumpy | |
|---|---|---|
| Stars | 34,053 | 10,505 |
| Last commit | 2y ago | 4y ago |
| License | GPL-3.0 | Apache-2.0 |
| Open issues | 525 | 80 |
| Has tests | ✓ | ✓ |
| Has CI | ✓ | ✓ |
| Test coverage | 3% | 30% |
| Dependency CVEs | No CVEs | No CVEs |
| Architecture grade | — | — |
| Cycles | — | — |
| Bottom-line | Mixed signals | Mixed signals |
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