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

Ataraxy-Labs/sem

Rust

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

Outside pull requests to Ataraxy-Labs/sem got a first human reply in a median of 2.3 hours (11 pull requests, 20 April to 17 October 2026); 4% got none within 14 days. It ranks 911 of 3,219 overall. For first-time contributors it ranks 163 of 1,525 (the top 11%).

Key facts
Rank911 of 3,219
Score56.02
TierB
Median first reply2.3 hours
14-day no-reply share4%
First-timer rank163 of 1,525
EcosystemRust
Window20 April to 17 October 2026

Composite

Rank
911 of 3,219
Score
56.02
Tier
B
Coverage
100% · Full
Quadrant
Nursery

Coordinates: leverage 34.1 (coverage 100%), friction 23.5 (coverage 100%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness96.6100%
Criticality31.1100%
Governance50.5100%
Rigor28.2100%
Accessibility65.0100%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.100.0%100.02220 April to 19 July 2026primaryraw/pr_window/Ataraxy-Labs__sem.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.4.2%91.72420 April to 17 October 2026primaryraw/pr_window/Ataraxy-Labs__sem.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.86.5%100.037—primaryraw/author_history/Ataraxy-Labs__sem.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.2.3 hours (0.1 days)100.01120 April to 17 October 2026primaryraw/pr_window/Ataraxy-Labs__sem.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.99.6 hours (4.2 days)78.92220 April to 17 October 2026primaryraw/pr_window/Ataraxy-Labs__sem.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.016.5——primaryraw/dependents/Ataraxy-Labs__sem.json
Monthly DownloadsDownloads from the package registry in a month.20,413 downloads a month47.5——primaryraw/downloads/crates__sem.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.361736.2——primaryraw/github_meta/Ataraxy-Labs__sem.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0705—primaryraw/commits_365d/Ataraxy-Labs__sem.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/Ataraxy-Labs__sem.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/Ataraxy-Labs__sem.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/Ataraxy-Labs__sem.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.36.923136.9195—proxy:review_ciraw/pr_window/Ataraxy-Labs__sem.json
Substantive Review RateShare of decided pull requests that received a substantive review.3.7%4.62720 April to 17 October 2026primaryraw/pr_window/Ataraxy-Labs__sem.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.100100.027—primaryraw/actions_runs/Ataraxy-Labs__sem.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.82.4%100.017—primaryraw/author_history/Ataraxy-Labs__sem.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/Ataraxy-Labs__sem.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.50.0%100.014—primaryraw/author_history/Ataraxy-Labs__sem.json

Persona view

PersonaRankScoreTierStatus
Balanced911 of 3,21956.02BRated
First-timer163 of 1,52566.83BRated
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-assisted1,944 of 3,69649.49CRated

Integrity

Snapshot
2026-10-17
Raw hash
5c91670650297bddc7d0348f8648fa526be03f1d7f8cb8011b1355a25ce29f43

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/82.json, under the key Ataraxy-Labs/sem.

How every number is measured: Porchlamp methodology.

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

Porchlamp (2026). Ataraxy-Labs/sem. Snapshot 2026-10-17. https://porchlamp.org/projects/ataraxy-labs/sem/. CC BY 4.0.

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