RepoPilot

imputnet/helium vs tencent/ncnn

Both showing Mixed signals — pick on fit, not health

As of June 2026, helium and ncnn both show mixed maintenance signals. helium last saw a commit 1 month ago with 4+ active contributors, while ncnn last saw a commit 1 month ago with 18+ active contributors. helium is GPL-3.0-licensed while ncnn is Other-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.

imputnet/helium

Mixed

Mixed signals — read the receipts

ConcernsDependency

copyleft license (GPL-3.0) — review compatibility

HealthyFork & modify

Has a license, tests, and CI — clean foundation to fork and modify.

HealthyLearn from

Documented and popular — useful reference codebase to read through.

HealthyDeploy as-is

No critical CVEs, sane security posture — runnable as-is.

  • Small team — 4 contributors active in recent commits
  • Concentrated ownership — top contributor handles 51% of recent commits
  • GPL-3.0 is copyleft — check downstream compatibility
  • Last commit today
  • 4 active contributors
  • GPL-3.0 licensed
  • CI configured
  • Tests present

What would improve this?

  • Use as dependency ConcernsMixed if: relicense under MIT/Apache-2.0 (rare for established libs)

Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests

tencent/ncnn

Mixed

Mixed signals — read the receipts

ConcernsDependency

non-standard license (Other)

HealthyFork & modify

Has a license, tests, and CI — clean foundation to fork and modify.

HealthyLearn from

Documented and popular — useful reference codebase to read through.

HealthyDeploy as-is

No critical CVEs, sane security posture — runnable as-is.

  • Concentrated ownership — top contributor handles 59% of recent commits
  • Non-standard license (Other) — review terms
  • Last commit today
  • 18 active contributors
  • Other licensed
  • CI configured
  • Tests present

What would improve this?

  • Use as dependency ConcernsMixed if: clarify license terms

Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests

Signal-by-signal breakdown

heliumncnn
Stars15,56423,199
Last commit1mo ago1mo ago
LicenseGPL-3.0Other
Open issues4081,186
Has tests
Has CI
Test coverage18%7%
Dependency CVEsNo CVEsNo CVEs
Architecture grade
Cycles
Bottom-lineMixed signalsMixed signals

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