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 hydro-dev/Hydro got a first human reply in a median of 5.1 hours (31 pull requests, 19 April to 16 October 2026); 17% got none within 14 days. It ranks 1,958 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.

Key facts
Rank1,958 of 3,219
Score47.48
TierC
Median first reply5.1 hours
14-day no-reply share17%
First-timer rankNot enough evidence to show under this lens.
EcosystemJavaScript
Window19 April to 16 October 2026

Composite

Rank
1,958 of 3,219
Score
47.48
Tier
C
Coverage
93% · Ceiling A
Quadrant
Nursery

Coordinates: leverage 29.5 (coverage 100%), friction 36.9 (coverage 87%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness87.080%
Criticality25.3100%
Governance29.5100%
Rigor36.5100%
Accessibility53.585%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.90.9%100.01119 April to 18 July 2026primaryraw/pr_window/hydro-dev__Hydro.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.17.1%65.94120 April to 17 October 2026primaryraw/pr_window/hydro-dev__Hydro.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.5.1 hours (0.2 days)100.03119 April to 16 October 2026primaryraw/pr_window/hydro-dev__Hydro.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.311.1 hours (13 days)47.43219 April to 16 October 2026primaryraw/pr_window/hydro-dev__Hydro.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.225.5——primaryraw/dependents/hydro-dev__Hydro.json
Monthly DownloadsDownloads from the package registry in a month.4,428 downloads a month13.4——primaryraw/downloads/npm__Hydro.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.33533.5——primaryraw/github_meta/hydro-dev__Hydro.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0328—primaryraw/commits_365d/hydro-dev__Hydro.json
Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA.Company CLA25.0——primaryraw/governance/hydro-dev__Hydro.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/hydro-dev__Hydro.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/hydro-dev__Hydro.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.5050.0——primaryraw/scorecard/hydro-dev__Hydro.json
Substantive Review RateShare of decided pull requests that received a substantive review.11.9%14.94219 April to 16 October 2026primaryraw/pr_window/hydro-dev__Hydro.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.7070.030—primaryraw/actions_runs/hydro-dev__Hydro.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.60.0%100.05—primaryraw/author_history/hydro-dev__Hydro.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/hydro-dev__Hydro.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
Balanced1,958 of 3,21947.48CRated
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-assisted2,553 of 3,69645.00CRated

Integrity

Snapshot
2026-10-17
Raw hash
d7aabc909b048fa8e8593b989ad66042fad5d936471f88ee7523efe451bc1a0c

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/a8.json, under the key hydro-dev/Hydro.

How every number is measured: Porchlamp methodology.

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

Porchlamp (2026). hydro-dev/Hydro. Snapshot 2026-10-17. https://porchlamp.org/projects/hydro-dev/hydro/. CC BY 4.0.

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