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 marmelab/react-admin got a first human reply in a median of 42.1 hours (48 pull requests, 18 April to 15 October 2026); 28% got none within 14 days. It ranks 870 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
Rank870 of 3,219
Score56.37
TierB
Median first reply42.1 hours
14-day no-reply share28%
First-timer rankThis repository does not show a low enough barrier for a first-time contributor.
EcosystemJavaScript
Window18 April to 15 October 2026

Composite

Rank
870 of 3,219
Score
56.37
Tier
B
Coverage
100% · Full
Quadrant
Sweet Spot

Coordinates: leverage 53.3 (coverage 100%), friction 41.6 (coverage 100%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness62.1100%
Criticality53.1100%
Governance50.5100%
Rigor55.4100%
Accessibility61.0100%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.91.7%100.01218 April to 17 July 2026primaryraw/pr_window/marmelab__react-admin.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.28.1%43.95720 April to 17 October 2026primaryraw/pr_window/marmelab__react-admin.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.38.9%48.618—primaryraw/author_history/marmelab__react-admin.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.42.1 hours (1.8 days)54.84818 April to 15 October 2026primaryraw/pr_window/marmelab__react-admin.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.337.9 hours (14.1 days)44.19318 April to 15 October 2026primaryraw/pr_window/marmelab__react-admin.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.26659.2——primaryraw/dependents/marmelab__react-admin.json
Monthly DownloadsDownloads from the package registry in a month.796,405 downloads a month46.4——primaryraw/downloads/npm__react-admin.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.509150.9——primaryraw/github_meta/marmelab__react-admin.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0870—primaryraw/commits_365d/marmelab__react-admin.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/marmelab__react-admin.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/marmelab__react-admin.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.Written AI policy95.0——primaryraw/governance/marmelab__react-admin.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.57.557.5——primaryraw/scorecard/marmelab__react-admin.json
Substantive Review RateShare of decided pull requests that received a substantive review.10.4%13.011518 April to 15 October 2026primaryraw/pr_window/marmelab__react-admin.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.5050.030—primaryraw/actions_runs/marmelab__react-admin.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.72.7%100.011—primaryraw/author_history/marmelab__react-admin.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.110.0——primaryraw/gfi/marmelab__react-admin.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.62.5%100.08—primaryraw/author_history/marmelab__react-admin.json

Persona view

PersonaRankScoreTierStatus
Balanced870 of 3,21956.37BRated
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-assisted1,039 of 3,69656.12BRated

Integrity

Snapshot
2026-10-17
Raw hash
67601f36c373c85bccd6dee7c6656fc5cab99767ad20829d79d5a64bc7804e61

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/bd.json, under the key marmelab/react-admin.

How every number is measured: Porchlamp methodology.

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

Porchlamp (2026). marmelab/react-admin. Snapshot 2026-10-17. https://porchlamp.org/projects/marmelab/react-admin/. CC BY 4.0.

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