mrdoob/three.js
What happens to a stranger's pull request here, in the Porchlamp snapshot of 14 October 2026.
Outside pull requests to three.js got a first human reply in a median of 3.2 hours (178 pull requests, 10 April to 7 October 2026); 20% got none within 14 days. It ranks 580 of 3,833 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.
Rating
- Score: 62.10
- Coverage: 81% · Ceiling A
- Tier: B
- Quadrant: Sweet Spot
- Ecosystem: npm
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 86.7 | 55% |
| Criticality | 77.3 | 100% |
| Governance | 59.3 | 100% |
| Rigor | 46.7 | 100% |
| Accessibility | 15.0 | 50% |
Rank in each lens
| Lens | Standing |
|---|---|
| Balanced | Rank 580 of 3,833 |
| First-timer | Not ranked: Not enough evidence to show under this lens. |
| Career capital | Rank 330 of 823 |
| Senior systems | Not ranked: Fewer than 3 organizations account for most commits (not multi-vendor). |
| AI-assisted | Rank 834 of 3,929 |
The measured parameters
| Parameter | Value | Count | Window | What it measures |
|---|---|---|---|---|
| Time to First Response | 3.1828 | 178 | 10 April to 7 October 2026 | Median hours from an outside pull request opening to its first substantive human reply. |
| Decision Rate (90d) | Not shown: Insufficient sample size | — | — | Share of outside pull requests that were merged or closed within 90 days. |
| First-timer Merge Rate | Not shown: Insufficient sample size | — | — | Share of first-time outside authors' decided pull requests that were merged. |
| PR Ghost Rate (14d) | 0.1961 | 153 | 16 April to 13 October 2026 | Share of outside pull requests with no maintainer response, merge or close within 14 days. |
| Time to Merge (p90) | 45.985 | 149 | 10 April to 7 October 2026 | Hours within which 90% of merged outside pull requests were merged. |
| Dependents | 4922 | — | — | Packages in the registry that depend on this project, counted once each. |
| OpenSSF Criticality | 0.5692 | — | — | OpenSSF criticality score from 0 to 1, computed from the project's public activity signals. |
| Monthly Downloads | 82909278 | — | — | Downloads from the package registry in a month. |
| Legal IP Regime | NONE | — | — | The contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. |
| Elephant Factor | 2 | 943 | — | The fewest organisations that account for half of the last year's commits. |
| Promotion Ladder | AD_HOC | — | — | How openly a contributor can become a maintainer, from closed to verified. |
| Pipeline Defenses | 65 | — | — | How well the project's build and review pipeline defends against bad changes, 0 to 100. |
| AI Policy Posture | AD_HOC | — | — | Whether the project has a written policy on AI-assisted contributions. |
| Substantive Review Rate | 0.2331 | 236 | 10 April to 7 October 2026 | Share of decided pull requests that received a substantive review. |
| Newcomer Issue Supply | 0 | — | — | Open, unassigned, up-to-date issues marked for newcomers. |
| Newcomer Conversion | Not shown: Insufficient sample size | — | — | Share of first-time authors whose first pull request merged within 180 days. |
| Newcomer Return Rate | Not shown: Insufficient sample size | — | — | Share of those merged first-time authors who sent a second pull request within 90 days. |
| Developer Experience | 50 | 30 | — | Developer experience, 0 to 100: half CI run time, half setup signals. |
Similar projects
The ranked projects nearest this one in the same ecosystem.
- TriliumNext/Trilium (rank 571)
- katspaugh/wavesurfer.js (rank 573)
- TanStack/virtual (rank 577)
- yargs/yargs (rank 588)
- home-assistant/frontend (rank 591)
Evidence
- Snapshot 2026-10-14, data as of 13 October 2026.
- Record hash:
bfe1c20fe41866621c37ba5e04b54209ccfb2d71d287a3bad0e17d732fa11396 - The full record is in data/2026-10-14/repos/ce.json, under the key
mrdoob/three.js. - How every number is measured: Porchlamp methodology.
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Open an issue about this record and say what looks wrong.