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 pocoproject/poco got a first human reply in a median of 3.3 days (24 pull requests, 18 April to 15 October 2026); 11% got none within 14 days. It ranks 1,534 of 3,219 overall. For first-time contributors it ranks 955 of 1,525 (the bottom 38%).

Key facts
Rank1,534 of 3,219
Score51.10
TierC
Median first reply3.3 days (79.2 hours)
14-day no-reply share11%
First-timer rank955 of 1,525
EcosystemC and C++
Window18 April to 15 October 2026

Composite

Rank
1,534 of 3,219
Score
51.10
Tier
C
Coverage
94% · Ceiling A
Quadrant
Nursery

Coordinates: leverage 46.5 (coverage 100%), friction 44.5 (coverage 88%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness59.475%
Criticality47.6100%
Governance50.5100%
Rigor41.8100%
Accessibility53.1100%

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.11.5%77.06120 April to 17 October 2026primaryraw/pr_window/pocoproject__poco.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.75.0%93.812—primaryraw/author_history/pocoproject__poco.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.79.2 hours (3.3 days)31.92418 April to 15 October 2026primaryraw/pr_window/pocoproject__poco.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.410.9 hours (17.1 days)46.76618 April to 15 October 2026primaryraw/pr_window/pocoproject__poco.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.Not shown: Not applicable
Monthly DownloadsDownloads from the package registry in a month.Not shown: Not applicable
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.476447.6——proxy:no_dependents_signalraw/github_meta/pocoproject__poco.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0390—primaryraw/commits_365d/pocoproject__poco.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/pocoproject__poco.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/pocoproject__poco.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/pocoproject__poco.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.57.557.5——primaryraw/scorecard/pocoproject__poco.json
Substantive Review RateShare of decided pull requests that received a substantive review.18.2%22.77718 April to 15 October 2026primaryraw/pr_window/pocoproject__poco.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.3535.018—primaryraw/actions_runs/pocoproject__poco.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.77.8%100.09—primaryraw/author_history/pocoproject__poco.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/pocoproject__poco.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.42.9%85.77—primaryraw/author_history/pocoproject__poco.json

Persona view

PersonaRankScoreTierStatus
Balanced1,534 of 3,21951.10CRated
First-timer955 of 1,52553.25CRated
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-assisted2,021 of 3,69648.93CRated

Integrity

Snapshot
2026-10-17
Raw hash
a37f203bd5d20909064ad2657d092e3f14bcd6d8f75945920a5e551d385c4325

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/85.json, under the key pocoproject/poco.

How every number is measured: Porchlamp methodology.

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

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

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