servo/html5ever
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
Outside pull requests to servo/html5ever got a first human reply in a median of 3.9 days (15 pull requests, 11 April to 8 October 2026); 19% got none within 14 days. It ranks 1,028 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.
| Rank | 1,028 of 3,219 |
|---|---|
| Score | 55.10 |
| Tier | B |
| Median first reply | 3.9 days (92.8 hours) |
| 14-day no-reply share | 19% |
| First-timer rank | Not enough evidence to show under this lens. |
| Ecosystem | Rust |
| Window | 11 April to 8 October 2026 |
Composite
- Rank
- 1,028 of 3,219
- Score
- 55.10
- Tier
- B
- Coverage
- 89% · Ceiling A
- Quadrant
- Sweet Spot
Coordinates: leverage 62.9 (coverage 100%), friction 50.0 (coverage 78%)
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 37.9 | 55% |
| Criticality | 66.5 | 100% |
| Governance | 73.3 | 100% |
| Rigor | 50.0 | 100% |
| Accessibility | 45.5 | 100% |
The measured parameters
Responsiveness
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| 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. | 18.8% | 62.5 | 16 | 20 April to 17 October 2026 | primaryraw/pr_window/servo__html5ever.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. | 92.8 hours (3.9 days) | 26.2 | 15 | 11 April to 8 October 2026 | primaryraw/pr_window/servo__html5ever.json |
| Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged. | 402.6 hours (16.8 days) | 36.2 | 11 | 11 April to 8 October 2026 | primaryraw/pr_window/servo__html5ever.json |
Criticality
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | 165 | 78.2 | — | — | primaryraw/dependents/servo__html5ever.json |
| Monthly DownloadsDownloads from the package registry in a month. | 14.3 million downloads a month | 84.0 | — | — | primaryraw/downloads/crates__html5ever.json |
| OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals. | 0.4076 | 40.8 | — | — | primaryraw/github_meta/servo__html5ever.json |
Governance
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Elephant FactorThe fewest organisations that account for half of the last year's commits. | 3 | 75.0 | 65 | — | primaryraw/commits_365d/servo__html5ever.json |
| Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. | Sign-off on commits (DCO) | 100.0 | — | — | primaryraw/governance/servo__html5ever.json |
| Promotion LadderHow openly a contributor can become a maintainer, from closed to verified. | No written path to becoming a maintainer | 40.0 | — | — | primaryraw/governance/servo__html5ever.json |
Rigor
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| AI Policy PostureWhether the project has a written policy on AI-assisted contributions. | No written AI policy | 40.0 | — | — | primaryraw/governance/servo__html5ever.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 72.5 | 72.5 | — | — | primaryraw/scorecard/servo__html5ever.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 24.0% | 30.0 | 25 | 11 April to 8 October 2026 | primaryraw/pr_window/servo__html5ever.json |
Accessibility
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals. | 70 | 70.0 | 30 | — | primaryraw/actions_runs/servo__html5ever.json |
| Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days. | 85.7% | 100.0 | 7 | — | primaryraw/author_history/servo__html5ever.json |
| Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers. | 0 | 0.0 | — | — | primaryraw/gfi/servo__html5ever.json |
| Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days. | 0.0% | 0.0 | 6 | — | primaryraw/author_history/servo__html5ever.json |
Persona view
| Persona | Rank | Score | Tier | Status |
|---|---|---|---|---|
| Balanced | 1,028 of 3,219 | 55.10 | B | Rated |
| First-timer | Not enough evidence to show under this lens. | |||
| Career capital | 492 of 798 | 55.97 | B | Rated |
| Senior systems | 428 of 1,276 | 59.57 | B | Rated |
| AI-assisted | 1,323 of 3,696 | 53.93 | C | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- 10565df2b00359d81d6f47e648e49d4cacd7d23bab3c7335675a16a9c9095b29
No suspicion flags on this repository.
The full record is in data/2026-10-17/repos/27.json, under the key servo/html5ever.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). servo/html5ever. Snapshot 2026-10-17. https://porchlamp.org/projects/servo/html5ever/. CC BY 4.0.
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