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

flowable/flowable-engine

Java

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

Outside pull requests to flowable/flowable-engine got a first human reply in a median of 7.6 hours (22 pull requests, 18 April to 15 October 2026); 22% got none within 14 days. It ranks 1,708 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.

Key facts
Rank1,708 of 3,219
Score49.64
TierC
Median first reply7.6 hours
14-day no-reply share22%
First-timer rankNot enough evidence to show under this lens.
EcosystemJava
Window18 April to 15 October 2026

Composite

Rank
1,708 of 3,219
Score
49.64
Tier
C
Coverage
68% · Ceiling B
Quadrant
Nursery

Coordinates: leverage 44.4 (coverage 73%), friction 40.4 (coverage 68%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness79.155%
Criticality40.647%
Governance59.3100%
Rigor40.9100%
Accessibility11.650%

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.21.7%56.54620 April to 17 October 2026primaryraw/pr_window/flowable__flowable-engine.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.7.6 hours (0.3 days)100.02218 April to 15 October 2026primaryraw/pr_window/flowable__flowable-engine.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.317.8 hours (13.2 days)50.03018 April to 15 October 2026primaryraw/pr_window/flowable__flowable-engine.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: Not applicable
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.406340.6——proxy:no_dependents_signalraw/github_meta/flowable__flowable-engine.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.250.0162—primaryraw/commits_365d/flowable__flowable-engine.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/flowable__flowable-engine.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/flowable__flowable-engine.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/flowable__flowable-engine.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.6060.0——primaryraw/scorecard/flowable__flowable-engine.json
Substantive Review RateShare of decided pull requests that received a substantive review.13.0%16.25418 April to 15 October 2026primaryraw/pr_window/flowable__flowable-engine.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.38.708338.730—primaryraw/actions_runs/flowable__flowable-engine.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/flowable__flowable-engine.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
Balanced1,708 of 3,21949.64CRated
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-assisted2,117 of 3,69648.29CRated

Integrity

Snapshot
2026-10-17
Raw hash
b69f4eb541ad312e9cdee6b5a449c824949dab7a5992449c2fc7694b6ea69cc3

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/b9.json, under the key flowable/flowable-engine.

How every number is measured: Porchlamp methodology.

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

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

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