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 DavidAnson/markdownlint, the reply time and the share with no reply within 14 days both have too small a sample to measure (0 and 6 pull requests counted; 10 needed). It ranks 2,684 of 3,219 overall. It is not ranked for first-time contributors: this repository does not show a low enough barrier for a first-time contributor.

Key facts
Rank2,684 of 3,219
Score40.13
TierC
Median first reply—
14-day no-reply share—
First-timer rankThis repository does not show a low enough barrier for a first-time contributor.
EcosystemJavaScript
Window—

Composite

Rank
2,684 of 3,219
Score
40.13
Tier
C
Coverage
80% · Ceiling A
Quadrant
Graveyard

Coordinates: leverage 47.5 (coverage 100%), friction 63.1 (coverage 62%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness40.030%
Criticality56.3100%
Governance50.5100%
Rigor31.0100%
Accessibility8.885%

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.Not shown: Insufficient sample size
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.9.1%11.411—primaryraw/author_history/DavidAnson__markdownlint.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.5.2 hours (0.2 days)97.219819 April to 16 October 2026primaryraw/pr_window/DavidAnson__markdownlint.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.39364.5——primaryraw/dependents/DavidAnson__markdownlint.json
Monthly DownloadsDownloads from the package registry in a month.12.8 million downloads a month72.7——primaryraw/downloads/npm__markdownlint.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.351735.2——primaryraw/github_meta/DavidAnson__markdownlint.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0166—primaryraw/commits_365d/DavidAnson__markdownlint.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/DavidAnson__markdownlint.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/DavidAnson__markdownlint.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/DavidAnson__markdownlint.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.47.547.5——primaryraw/scorecard/DavidAnson__markdownlint.json
Substantive Review RateShare of decided pull requests that received a substantive review.0.0%0.023119 April to 16 October 2026primaryraw/pr_window/DavidAnson__markdownlint.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.5050.024—primaryraw/actions_runs/DavidAnson__markdownlint.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.0.0%0.08—primaryraw/author_history/DavidAnson__markdownlint.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/DavidAnson__markdownlint.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
Balanced2,684 of 3,21940.13CRated
First-timerThis repository does not show a low enough barrier for a first-time contributor.
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-assisted3,213 of 3,69638.55DRated

Integrity

Snapshot
2026-10-17
Raw hash
3ff50179a561023f15f47af340a1319f019a35e9b8a03396240c3e6d6dc13e93

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/13.json, under the key DavidAnson/markdownlint.

How every number is measured: Porchlamp methodology.

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

Porchlamp (2026). DavidAnson/markdownlint. Snapshot 2026-10-17. https://porchlamp.org/projects/davidanson/markdownlint/. CC BY 4.0.

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