TanStack/virtual
What happens to a stranger's pull request here, in the Porchlamp snapshot of 14 October 2026.
Outside pull requests to virtual got a first human reply in a median of 47 hours (27 pull requests, 11 April to 8 October 2026); 34% got none within 14 days. It ranks 577 of 3,833 overall and 582 of 1,968 for first-time contributors.
Rating
- Score: 62.12
- Coverage: 100% · Full
- Tier: B
- Quadrant: Sweet Spot
- Ecosystem: npm
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 65.5 | 100% |
| Criticality | 61.4 | 100% |
| Governance | 76.8 | 100% |
| Rigor | 41.3 | 100% |
| Accessibility | 59.0 | 100% |
Rank in each lens
| Lens | Standing |
|---|---|
| Balanced | Rank 577 of 3,833 |
| First-timer | Rank 582 of 1,968 |
| Career capital | Rank 295 of 823 |
| Senior systems | Rank 307 of 1,206 |
| AI-assisted | Rank 1,116 of 3,929 |
The measured parameters
| Parameter | Value | Count | Window | What it measures |
|---|---|---|---|---|
| Time to First Response | 46.9942 | 27 | 11 April to 8 October 2026 | Median hours from an outside pull request opening to its first substantive human reply. |
| Decision Rate (90d) | 0.7895 | 19 | 11 April to 10 July 2026 | Share of outside pull requests that were merged or closed within 90 days. |
| First-timer Merge Rate | 0.7059 | 17 | — | Share of first-time outside authors' decided pull requests that were merged. |
| PR Ghost Rate (14d) | 0.3409 | 44 | 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) | 365.1592 | 51 | 11 April to 8 October 2026 | Hours within which 90% of merged outside pull requests were merged. |
| Dependents | 126 | — | — | Packages in the registry that depend on this project, counted once each. |
| OpenSSF Criticality | 0.4582 | — | — | OpenSSF criticality score from 0 to 1, computed from the project's public activity signals. |
| Monthly Downloads | 115437127 | — | — | 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 | 4 | 85 | — | 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 | 51.4667 | 75 | — | 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 | 0.2333 | 60 | 11 April to 8 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 | 0.5 | 16 | — | Share of first-time authors whose first pull request merged within 180 days. |
| Newcomer Return Rate | 0.375 | 8 | — | Share of those merged first-time authors who sent a second pull request within 90 days. |
| Developer Experience | 85 | 27 | — | Developer experience, 0 to 100: half CI run time, half setup signals. |
Similar projects
The ranked projects nearest this one in the same ecosystem.
- puppeteer/puppeteer (rank 563)
- TriliumNext/Trilium (rank 571)
- katspaugh/wavesurfer.js (rank 573)
- mrdoob/three.js (rank 580)
- yargs/yargs (rank 588)
Evidence
- Snapshot 2026-10-14, data as of 13 October 2026.
- Record hash:
4bf8d866472e878f466005cab50c34e7cbbce01e2721b82539ebeb09e8007867 - The full record is in data/2026-10-14/repos/17.json, under the key
TanStack/virtual. - How every number is measured: Porchlamp methodology.
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