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 microsoft/tgrep got a first human reply in a median of 8.5 hours (16 pull requests, 20 April to 17 October 2026); 23% got none within 14 days. It ranks 1,690 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.

Key facts
Rank1,690 of 3,219
Score49.81
TierC
Median first reply8.5 hours
14-day no-reply share23%
First-timer rankNot enough evidence to show under this lens.
EcosystemRust
Window20 April to 17 October 2026

Composite

Rank
1,690 of 3,219
Score
49.81
Tier
C
Coverage
65% · Ceiling B
Quadrant
Nursery

Coordinates: leverage 43.1 (coverage 68%), friction 43.0 (coverage 68%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness86.055%
Criticality37.935%
Governance29.5100%
Rigor60.8100%
Accessibility25.550%

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.23.1%53.81320 April to 17 October 2026primaryraw/pr_window/microsoft__tgrep.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.8.5 hours (0.4 days)100.01620 April to 17 October 2026primaryraw/pr_window/microsoft__tgrep.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.39.1 hours (1.6 days)92.31520 April to 17 October 2026primaryraw/pr_window/microsoft__tgrep.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.Not shown: Third-party data unavailable
Monthly DownloadsDownloads from the package registry in a month.Not shown: Third-party data unavailable
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.378737.9——proxy:no_dependents_signalraw/github_meta/microsoft__tgrep.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0224—primaryraw/commits_365d/microsoft__tgrep.json
Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA.Company CLA25.0——primaryraw/governance/microsoft__tgrep.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/microsoft__tgrep.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.Written AI policy95.0——primaryraw/governance/microsoft__tgrep.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.66.564166.678—proxy:review_ciraw/pr_window/microsoft__tgrep.json
Substantive Review RateShare of decided pull requests that received a substantive review.15.0%18.82020 April to 17 October 2026primaryraw/pr_window/microsoft__tgrep.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.8585.030—primaryraw/actions_runs/microsoft__tgrep.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.Not shown: Insufficient sample size
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/microsoft__tgrep.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
Balanced1,690 of 3,21949.81CRated
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-assisted1,446 of 3,69653.01CRated

Integrity

Snapshot
2026-10-17
Raw hash
8cc3de209aa0f3e5736e743181fd1e5897209ff715465a9ea21262074fcd6e5c

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/7d.json, under the key microsoft/tgrep.

How every number is measured: Porchlamp methodology.

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

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

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