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 inertiajs/inertia got a first human reply in a median of 3.8 days (18 pull requests, 18 April to 15 October 2026); 14% got none within 14 days. It ranks 1,547 of 3,219 overall. For first-time contributors it ranks 899 of 1,525 (the bottom 42%).

Key facts
Rank1,547 of 3,219
Score50.98
TierC
Median first reply3.8 days (90.0 hours)
14-day no-reply share14%
First-timer rank899 of 1,525
EcosystemJavaScript
Window18 April to 15 October 2026

Composite

Rank
1,547 of 3,219
Score
50.98
Tier
C
Coverage
100% · Full
Quadrant
Nursery

Coordinates: leverage 43.2 (coverage 100%), friction 41.1 (coverage 100%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness67.8100%
Criticality43.3100%
Governance50.5100%
Rigor38.0100%
Accessibility49.3100%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.100.0%100.02218 April to 17 July 2026primaryraw/pr_window/inertiajs__inertia.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.14.3%71.44920 April to 17 October 2026primaryraw/pr_window/inertiajs__inertia.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.77.4%96.831—primaryraw/author_history/inertiajs__inertia.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.90.0 hours (3.8 days)27.31818 April to 15 October 2026primaryraw/pr_window/inertiajs__inertia.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.327.5 hours (13.6 days)45.75718 April to 15 October 2026primaryraw/pr_window/inertiajs__inertia.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.7546.7——primaryraw/dependents/inertiajs__inertia.json
Monthly DownloadsDownloads from the package registry in a month.148,631 downloads a month32.5——primaryraw/downloads/npm__inertia.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.471747.2——primaryraw/github_meta/inertiajs__inertia.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0488—primaryraw/commits_365d/inertiajs__inertia.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/inertiajs__inertia.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/inertiajs__inertia.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/inertiajs__inertia.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.6565.0——primaryraw/scorecard/inertiajs__inertia.json
Substantive Review RateShare of decided pull requests that received a substantive review.0.0%0.08918 April to 15 October 2026primaryraw/pr_window/inertiajs__inertia.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.7070.011—primaryraw/actions_runs/inertiajs__inertia.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.53.3%100.015—primaryraw/author_history/inertiajs__inertia.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/inertiajs__inertia.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.12.5%25.08—primaryraw/author_history/inertiajs__inertia.json

Persona view

PersonaRankScoreTierStatus
Balanced1,547 of 3,21950.98CRated
First-timer899 of 1,52554.22CRated
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-assisted2,150 of 3,69648.03CRated

Integrity

Snapshot
2026-10-17
Raw hash
5f3efd7c19ab84d98f69487ca240da70cbb8e55a4a7f6d0b55a3bc7e2e294813

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/05.json, under the key inertiajs/inertia.

How every number is measured: Porchlamp methodology.

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

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

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