PorchlampFind the projects that leave the light on.2026-10-17

What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.

Outside pull requests to bluewave-labs/Checkmate got a first human reply in a median of 21.2 hours (129 pull requests, 18 April to 15 October 2026); 9% got none within 14 days. It ranks 519 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.

Key facts
Rank519 of 3,219
Score59.82
TierB (capped)
Median first reply21.2 hours
14-day no-reply share9%
First-timer rankNot enough evidence to show under this lens.
EcosystemJavaScript
Window18 April to 15 October 2026

Composite

Rank
519 of 3,219
Score
59.82
Tier
B (capped)
Coverage
71% · Ceiling B
Quadrant
Sweet Spot

Coordinates: leverage 55.2 (coverage 68%), friction 34.5 (coverage 80%)

Capped: this tier can go no higher until more of the project's inputs are measured. It reflects how much data there is, not how good the score is.

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness84.980%
Criticality53.735%
Governance50.5100%
Rigor60.9100%
Accessibility39.550%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.90.6%100.06418 April to 17 July 2026primaryraw/pr_window/bluewave-labs__Checkmate.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.8.8%82.517120 April to 17 October 2026primaryraw/pr_window/bluewave-labs__Checkmate.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.Not shown: Collector failure
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.21.2 hours (0.9 days)79.512918 April to 15 October 2026primaryraw/pr_window/bluewave-labs__Checkmate.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.163.5 hours (6.8 days)67.012018 April to 15 October 2026primaryraw/pr_window/bluewave-labs__Checkmate.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.Not shown: Third-party data unavailable
Monthly DownloadsDownloads from the package registry in a month.Not shown: Third-party data unavailable
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.537253.7——proxy:no_dependents_signalraw/github_meta/bluewave-labs__Checkmate.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.01,000—primaryraw/commits_365d/bluewave-labs__Checkmate.json
Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA.No CLA or sign-off found85.0——primaryraw/governance/bluewave-labs__Checkmate.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/bluewave-labs__Checkmate.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.Written AI policy95.0——primaryraw/governance/bluewave-labs__Checkmate.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.55.451255.5311—proxy:review_ciraw/pr_window/bluewave-labs__Checkmate.json
Substantive Review RateShare of decided pull requests that received a substantive review.27.3%34.216118 April to 15 October 2026primaryraw/pr_window/bluewave-labs__Checkmate.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.8585.024—primaryraw/actions_runs/bluewave-labs__Checkmate.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.Not shown: Collector failure
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.220.0——primaryraw/gfi/bluewave-labs__Checkmate.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.Not shown: Collector failure

Persona view

PersonaRankScoreTierStatus
Balanced519 of 3,21959.82B (capped)Rated
First-timerNot enough evidence to show under this lens.
Career capitalThis repository's production-criticality signal is not yet high enough for career-capital ranking.
Senior systemsFewer than 3 organizations account for most commits (not multi-vendor).
AI-assisted580 of 3,69660.58B (capped)Rated

Integrity

Snapshot
2026-10-17
Raw hash
d757791a8c8e79d24cb8493af9e13419cec5e1280d6fa554681e0c914dcd90b0

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/a1.json, under the key bluewave-labs/Checkmate.

How every number is measured: Porchlamp methodology.

Open an issue about this record and say what looks wrong.

Porchlamp (2026). bluewave-labs/Checkmate. Snapshot 2026-10-17. https://porchlamp.org/projects/bluewave-labs/checkmate/. CC BY 4.0.

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