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 ron-rs/ron got a first human reply in a median of 3.2 hours (12 pull requests, 20 April to 17 October 2026); 17% got none within 14 days. It ranks 609 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.

Key facts
Rank609 of 3,219
Score58.73
TierB (capped)
Median first reply3.2 hours
14-day no-reply share17%
First-timer rankNot enough evidence to show under this lens.
EcosystemRust
Window20 April to 17 October 2026

Composite

Rank
609 of 3,219
Score
58.73
Tier
B (capped)
Coverage
74% · Ceiling B
Quadrant
Sweet Spot

Coordinates: leverage 61.5 (coverage 93%), friction 39.7 (coverage 57%)

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
Responsiveness73.655%
Criticality69.8100%
Governance64.265%
Rigor46.0100%
Accessibility21.050%

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.16.7%66.71220 April to 17 October 2026primaryraw/pr_window/ron-rs__ron.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.Not shown: Insufficient sample size
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.3.2 hours (0.1 days)100.01220 April to 17 October 2026primaryraw/pr_window/ron-rs__ron.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.1724.2 hours (71.8 days)4.7920 April to 17 October 2026primaryraw/pr_window/ron-rs__ron.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.56586.1——primaryraw/dependents/ron-rs__ron.json
Monthly DownloadsDownloads from the package registry in a month.7.0 million downloads a month81.0——primaryraw/downloads/crates__ron.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.430443.0——primaryraw/github_meta/ron-rs__ron.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.Not shown: Insufficient sample size
Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA.No CLA or sign-off found85.0——primaryraw/governance/ron-rs__ron.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/ron-rs__ron.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/ron-rs__ron.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.47.547.5——primaryraw/scorecard/ron-rs__ron.json
Substantive Review RateShare of decided pull requests that received a substantive review.40.0%50.01020 April to 17 October 2026primaryraw/pr_window/ron-rs__ron.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.7070.030—primaryraw/actions_runs/ron-rs__ron.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.Not shown: Insufficient sample size
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/ron-rs__ron.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.Not shown: Insufficient sample size

Persona view

PersonaRankScoreTierStatus
Balanced609 of 3,21958.73B (capped)Rated
First-timerNot enough evidence to show under this lens.
Career capital426 of 79857.57B (capped)Rated
Senior systems332 of 1,27661.76BRated
AI-assisted994 of 3,69656.50BRated

Integrity

Snapshot
2026-10-17
Raw hash
9e79fa7c5c9306baf75dbc8a6a6155163eacb64c010747adfad32b430faa2233

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/5b.json, under the key ron-rs/ron.

How every number is measured: Porchlamp methodology.

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

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

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