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 mapeditor/tiled got a first human reply in a median of 5.5 days (26 pull requests, 18 April to 15 October 2026); 32% got none within 14 days. It ranks 1,521 of 3,219 overall. For first-time contributors it ranks 1,044 of 1,525 (the bottom 32%).

Key facts
Rank1,521 of 3,219
Score51.19
TierC
Median first reply5.5 days (131.2 hours)
14-day no-reply share32%
First-timer rank1,044 of 1,525
EcosystemC and C++
Window18 April to 15 October 2026

Composite

Rank
1,521 of 3,219
Score
51.19
Tier
C
Coverage
100% · Full
Quadrant
Sweet Spot

Coordinates: leverage 52.0 (coverage 100%), friction 49.7 (coverage 100%)

Five pillars

Score out of 100, and how much of the pillar was measured
PillarScoreCoverage
Responsiveness49.6100%
Criticality44.6100%
Governance50.5100%
Rigor65.3100%
Accessibility51.6100%

The measured parameters

Responsiveness

ParameterValueScoreCountWindowSource
Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days.77.8%97.21818 April to 17 July 2026primaryraw/pr_window/mapeditor__tiled.json
PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days.32.4%35.33420 April to 17 October 2026primaryraw/pr_window/mapeditor__tiled.json
First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged.51.1%63.945—primaryraw/author_history/mapeditor__tiled.json
Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply.131.2 hours (5.5 days)13.72618 April to 15 October 2026primaryraw/pr_window/mapeditor__tiled.json
Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged.599.1 hours (25 days)31.42518 April to 15 October 2026primaryraw/pr_window/mapeditor__tiled.json

Criticality

ParameterValueScoreCountWindowSource
DependentsPackages in the registry that depend on this project, counted once each.Not shown: Not applicable
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.0.446444.6——proxy:no_dependents_signalraw/github_meta/mapeditor__tiled.json

Governance

ParameterValueScoreCountWindowSource
Elephant FactorThe fewest organisations that account for half of the last year's commits.125.0162—primaryraw/commits_365d/mapeditor__tiled.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/mapeditor__tiled.json
Promotion LadderHow openly a contributor can become a maintainer, from closed to verified.No written path to becoming a maintainer40.0——primaryraw/governance/mapeditor__tiled.json

Rigor

ParameterValueScoreCountWindowSource
AI Policy PostureWhether the project has a written policy on AI-assisted contributions.Written AI policy95.0——primaryraw/governance/mapeditor__tiled.json
Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100.57.557.5——primaryraw/scorecard/mapeditor__tiled.json
Substantive Review RateShare of decided pull requests that received a substantive review.36.7%45.83018 April to 15 October 2026primaryraw/pr_window/mapeditor__tiled.json

Accessibility

ParameterValueScoreCountWindowSource
Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals.79.166779.221—primaryraw/actions_runs/mapeditor__tiled.json
Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days.35.3%70.617—primaryraw/author_history/mapeditor__tiled.json
Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers.00.0——primaryraw/gfi/mapeditor__tiled.json
Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days.50.0%100.06—primaryraw/author_history/mapeditor__tiled.json

Persona view

PersonaRankScoreTierStatus
Balanced1,521 of 3,21951.19CRated
First-timer1,044 of 1,52551.41CRated
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-assisted1,260 of 3,69654.43CRated

Integrity

Snapshot
2026-10-17
Raw hash
63bfab34c3731f4a4cf30b0946aa68a85a9bafa59d664a539d48ae47f5b08acd

No suspicion flags on this repository.

The full record is in data/2026-10-17/repos/fb.json, under the key mapeditor/tiled.

How every number is measured: Porchlamp methodology.

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

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

Similar projects

The ranked projects nearest this one in the same ecosystem.