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

datajuicer/data-juicer

Python

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

Outside pull requests to datajuicer/data-juicer got a first human reply in a median of 38.4 hours (37 pull requests, 19 April to 16 October 2026); 4% got none within 14 days. It ranks 880 of 3,219 overall. For first-time contributors it ranks 445 of 1,525 (the top 30%).

Key facts
Rank880 of 3,219
Score56.29
TierB
Median first reply38.4 hours
14-day no-reply share4%
First-timer rank445 of 1,525
EcosystemPython
Window19 April to 16 October 2026

Composite

Rank
880 of 3,219
Score
56.29
Tier
B
Coverage
94% · Ceiling A
Quadrant
Nursery

Coordinates: leverage 43.8 (coverage 100%), friction 28.9 (coverage 88%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness75.075%
Criticality23.3100%
Governance76.8100%
Rigor56.1100%
Accessibility53.0100%

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.3.7%92.62720 April to 17 October 2026primaryraw/pr_window/datajuicer__data-juicer.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.100.0%100.011—primaryraw/author_history/datajuicer__data-juicer.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.38.4 hours (1.6 days)58.13719 April to 16 October 2026primaryraw/pr_window/datajuicer__data-juicer.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.333.0 hours (13.9 days)49.53619 April to 16 October 2026primaryraw/pr_window/datajuicer__data-juicer.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.015.9——primaryraw/dependents/datajuicer__data-juicer.json
Monthly DownloadsDownloads from the package registry in a month.1,771 downloads a month17.1——primaryraw/downloads/pypi__data-juicer.json
OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals.0.360236.0——primaryraw/github_meta/datajuicer__data-juicer.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.4100.0197—primaryraw/commits_365d/datajuicer__data-juicer.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/datajuicer__data-juicer.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/datajuicer__data-juicer.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.No written AI policy40.0——primaryraw/governance/datajuicer__data-juicer.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.94.666794.790—proxy:review_ciraw/pr_window/datajuicer__data-juicer.json
Substantive Review RateShare of decided pull requests that received a substantive review.16.7%20.83619 April to 16 October 2026primaryraw/pr_window/datajuicer__data-juicer.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.2020.05—primaryraw/actions_runs/datajuicer__data-juicer.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.81.8%100.011—primaryraw/author_history/datajuicer__data-juicer.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/datajuicer__data-juicer.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.66.7%100.09—primaryraw/author_history/datajuicer__data-juicer.json

Persona view

PersonaRankScoreTierStatus
Balanced880 of 3,21956.29BRated
First-timer445 of 1,52561.60BRated
Career capitalThis repository's production-criticality signal is not yet high enough for career-capital ranking.
Senior systems715 of 1,27652.45CRated
AI-assisted1,042 of 3,69656.11BRated

Integrity

Snapshot
2026-10-17
Raw hash
19d76cd253c0cc30ae8fbb3f01538fc67ffbfd0747089c8774bc440fd1f90f36

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/46.json, under the key datajuicer/data-juicer.

How every number is measured: Porchlamp methodology.

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

Porchlamp (2026). datajuicer/data-juicer. Snapshot 2026-10-17. https://porchlamp.org/projects/datajuicer/data-juicer/. CC BY 4.0.

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