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 LemmyNet/lemmy got a first human reply in a median of 33.8 hours (18 pull requests, 18 April to 15 October 2026); 6% got none within 14 days. It ranks 824 of 3,219 overall. For first-time contributors it ranks 497 of 1,525 (the top 33%).

Key facts
Rank824 of 3,219
Score56.82
TierB
Median first reply33.8 hours
14-day no-reply share6%
First-timer rank497 of 1,525
EcosystemRust
Window18 April to 15 October 2026

Composite

Rank
824 of 3,219
Score
56.82
Tier
B
Coverage
96% · Full
Quadrant
Nursery

Coordinates: leverage 47.4 (coverage 100%), friction 33.7 (coverage 94%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness82.3100%
Criticality45.9100%
Governance50.5100%
Rigor47.8100%
Accessibility50.070%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.90.0%100.01018 April to 17 July 2026primaryraw/pr_window/LemmyNet__lemmy.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.6.3%87.51620 April to 17 October 2026primaryraw/pr_window/LemmyNet__lemmy.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.80.0%100.010—primaryraw/author_history/LemmyNet__lemmy.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.33.8 hours (1.4 days)62.61818 April to 15 October 2026primaryraw/pr_window/LemmyNet__lemmy.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.243.7 hours (10.2 days)53.91418 April to 15 October 2026primaryraw/pr_window/LemmyNet__lemmy.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.1156.3——primaryraw/dependents/LemmyNet__lemmy.json
Monthly DownloadsDownloads from the package registry in a month.2,095 downloads a month31.6——primaryraw/downloads/crates__lemmy.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.442744.3——primaryraw/github_meta/LemmyNet__lemmy.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0303—primaryraw/commits_365d/LemmyNet__lemmy.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/LemmyNet__lemmy.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/LemmyNet__lemmy.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/LemmyNet__lemmy.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.42.542.5——primaryraw/scorecard/LemmyNet__lemmy.json
Substantive Review RateShare of decided pull requests that received a substantive review.50.0%62.51418 April to 15 October 2026primaryraw/pr_window/LemmyNet__lemmy.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.Not shown: Insufficient sample size
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.40.0%80.05—primaryraw/author_history/LemmyNet__lemmy.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.220.0——primaryraw/gfi/LemmyNet__lemmy.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
Balanced824 of 3,21956.82BRated
First-timer497 of 1,52560.75BRated
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-assisted1,188 of 3,69654.93CRated

Integrity

Snapshot
2026-10-17
Raw hash
9db28a56df5cf4535270b4ee5fbf4acca2436b4027ec9f47d0c8f68674e5f8c9

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/17.json, under the key LemmyNet/lemmy.

How every number is measured: Porchlamp methodology.

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

Porchlamp (2026). LemmyNet/lemmy. Snapshot 2026-10-17. https://porchlamp.org/projects/lemmynet/lemmy/. CC BY 4.0.

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