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.

For trunk-rs/trunk, the reply time has too small a sample to measure (0 pull requests counted; 10 needed). 45% of 11 outside pull requests got no reply within 14 days (20 April to 17 October 2026). It ranks 2,375 of 3,219 overall. For first-time contributors it ranks 1,200 of 1,525 (the bottom 22%).

Key facts
Rank2,375 of 3,219
Score43.58
TierC
Median first reply—
14-day no-reply share45%
First-timer rank1,200 of 1,525
EcosystemRust
Window20 April to 17 October 2026

Composite

Rank
2,375 of 3,219
Score
43.58
Tier
C
Coverage
86% · Ceiling A
Quadrant
Graveyard

Coordinates: leverage 36.1 (coverage 100%), friction 50.1 (coverage 73%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness44.545%
Criticality31.9100%
Governance50.5100%
Rigor33.5100%
Accessibility62.3100%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.Not shown: Insufficient sample size
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.45.5%9.11120 April to 17 October 2026primaryraw/pr_window/trunk-rs__trunk.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.69.2%86.513—primaryraw/author_history/trunk-rs__trunk.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.Not shown: Insufficient sample size
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.947.1 hours (39.5 days)13.5919 April to 16 October 2026primaryraw/pr_window/trunk-rs__trunk.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.016.5——primaryraw/dependents/trunk-rs__trunk.json
Monthly DownloadsDownloads from the package registry in a month.43,124 downloads a month51.6——primaryraw/downloads/crates__trunk.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.354535.4——primaryraw/github_meta/trunk-rs__trunk.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.077—primaryraw/commits_365d/trunk-rs__trunk.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/trunk-rs__trunk.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/trunk-rs__trunk.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/trunk-rs__trunk.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.47.179547.213—proxy:review_ciraw/pr_window/trunk-rs__trunk.json
Substantive Review RateShare of decided pull requests that received a substantive review.7.1%8.91419 April to 16 October 2026primaryraw/pr_window/trunk-rs__trunk.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.81.791781.830—primaryraw/actions_runs/trunk-rs__trunk.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.85.7%100.07—primaryraw/author_history/trunk-rs__trunk.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/trunk-rs__trunk.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.50.0%100.06—primaryraw/author_history/trunk-rs__trunk.json

Persona view

PersonaRankScoreTierStatus
Balanced2,375 of 3,21943.58CRated
First-timer1,200 of 1,52548.38CRated
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-assisted3,011 of 3,69640.83CRated

Integrity

Snapshot
2026-10-17
Raw hash
29650fe849aefac4152fed7d253a428d1878444e1f4265fbcd5f6f011d82e3f7

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/97.json, under the key trunk-rs/trunk.

How every number is measured: Porchlamp methodology.

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

Porchlamp (2026). trunk-rs/trunk. Snapshot 2026-10-17. https://porchlamp.org/projects/trunk-rs/trunk/. CC BY 4.0.

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