RepoPilot

gunnarmorling/1brc vs jakewharton/butterknife

Both showing Healthy signals — pick on fit, not health

As of June 2026, 1brc and butterknife both show healthy maintenance signals. 1brc last saw a commit 1 year ago with 47+ active contributors, while butterknife last saw a commit 2 years ago with 17+ active contributors. Both use the Apache-2.0 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.

gunnarmorling/1brc

Healthy

Healthy across all four use cases

HealthyDependency

Permissive license, no critical CVEs, actively maintained — safe to depend on.

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.

  • Stale — last commit 2y ago
  • 47+ active contributors
  • Distributed ownership (top contributor 38% of recent commits)
  • Apache-2.0 licensed
  • CI configured
  • Tests present

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

jakewharton/butterknife

Healthy

Healthy across all four use cases

HealthyDependency

Permissive license, no critical CVEs, actively maintained — safe to depend on.

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.

  • Stale — last commit 3y ago
  • Concentrated ownership — top contributor handles 75% of recent commits
  • 17 active contributors
  • Apache-2.0 licensed
  • CI configured
  • Tests present

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

Signal-by-signal breakdown

1brcbutterknife
Stars8,02025,377
Last commit1y ago2y ago
LicenseApache-2.0Apache-2.0
Open issues40119
Has tests
Has CI
Test coverage17%57%
Dependency CVEsNo CVEsNo CVEs
Architecture grade
Cycles
Bottom-lineHealthy signalsHealthy signals

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