PorchlampFind the projects that leave the light on.2026-10-17

microsoft/RustTraining

Rust

What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.

For microsoft/RustTraining, the reply time has too small a sample to measure (0 pull requests counted; 10 needed). 17% of 18 outside pull requests got no reply within 14 days (20 April to 17 October 2026). It ranks 1,520 of 3,219 overall. For first-time contributors it ranks 559 of 1,525 (the top 37%).

Key facts
Rank1,520 of 3,219
Score51.21
TierC
Median first reply—
14-day no-reply share17%
First-timer rank559 of 1,525
EcosystemRust
Window20 April to 17 October 2026

Composite

Rank
1,520 of 3,219
Score
51.21
Tier
C
Coverage
76% · Ceiling B
Quadrant
Nursery

Coordinates: leverage 33.5 (coverage 68%), friction 32.6 (coverage 85%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness90.570%
Criticality34.535%
Governance38.3100%
Rigor28.7100%
Accessibility53.5100%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.100.0%100.01618 April to 17 July 2026primaryraw/pr_window/microsoft__RustTraining.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.16.7%66.71820 April to 17 October 2026primaryraw/pr_window/microsoft__RustTraining.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.82.0%100.050—primaryraw/author_history/microsoft__RustTraining.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.Not shown: Insufficient sample size
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.85.9 hours (3.6 days)83.22018 April to 15 October 2026primaryraw/pr_window/microsoft__RustTraining.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.0.344934.5——proxy:no_dependents_signalraw/github_meta/microsoft__RustTraining.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.250.0167—primaryraw/commits_365d/microsoft__RustTraining.json
Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA.Company CLA25.0——primaryraw/governance/microsoft__RustTraining.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__RustTraining.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/microsoft__RustTraining.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.41.666741.720—proxy:review_ciraw/pr_window/microsoft__RustTraining.json
Substantive Review RateShare of decided pull requests that received a substantive review.0.0%0.02418 April to 15 October 2026primaryraw/pr_window/microsoft__RustTraining.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.7070.05—primaryraw/actions_runs/microsoft__RustTraining.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.79.0%100.019—primaryraw/author_history/microsoft__RustTraining.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/microsoft__RustTraining.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.26.7%53.315—primaryraw/author_history/microsoft__RustTraining.json

Persona view

PersonaRankScoreTierStatus
Balanced1,520 of 3,21951.21CRated
First-timer559 of 1,52559.76BRated
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-assisted2,425 of 3,69646.11CRated

Integrity

Snapshot
2026-10-17
Raw hash
1c71291427719392f96ff733be289779d104ee9bca6cb0b7f7581fe526a8023a

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/82.json, under the key microsoft/RustTraining.

How every number is measured: Porchlamp methodology.

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

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

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