google/pprof
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
Outside pull requests to google/pprof got a first human reply in a median of 17 hours (32 pull requests, 18 April to 15 October 2026); 11% got none within 14 days. It ranks 819 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.
| Rank | 819 of 3,219 |
|---|---|
| Score | 56.85 |
| Tier | B (capped) |
| Median first reply | 17 hours |
| 14-day no-reply share | 11% |
| First-timer rank | Not enough evidence to show under this lens. |
| Ecosystem | Go |
| Window | 18 April to 15 October 2026 |
Composite
- Rank
- 819 of 3,219
- Score
- 56.85
- Tier
- B (capped)
- Coverage
- 80% · Ceiling B
- Quadrant
- Sweet Spot
Coordinates: leverage 56.7 (coverage 93%), friction 43.0 (coverage 64%)
Capped: this tier can go no higher until more of the project's inputs are measured. It reflects how much data there is, not how good the score is.
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 82.3 | 55% |
| Criticality | 72.7 | 100% |
| Governance | 31.9 | 65% |
| Rigor | 46.6 | 100% |
| Accessibility | 31.5 | 85% |
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. | 10.5% | 78.9 | 19 | 20 April to 17 October 2026 | primaryraw/pr_window/google__pprof.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. | 17.0 hours (0.7 days) | 87.4 | 32 | 18 April to 15 October 2026 | primaryraw/pr_window/google__pprof.json |
| Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged. | 191.6 hours (8 days) | 72.0 | 21 | 18 April to 15 October 2026 | primaryraw/pr_window/google__pprof.json |
Criticality
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | 16,389 | 96.5 | — | — | primaryraw/dependents/google__pprof.json |
| 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. | 0.4553 | 45.5 | — | — | primaryraw/github_meta/google__pprof.json |
Governance
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Elephant FactorThe fewest organisations that account for half of the last year's commits. | Not shown: Insufficient sample size | ||||
| Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. | Company CLA | 25.0 | — | — | primaryraw/governance/google__pprof.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/google__pprof.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/google__pprof.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 72.5 | 72.5 | — | — | primaryraw/scorecard/google__pprof.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 14.8% | 18.5 | 27 | 18 April to 15 October 2026 | primaryraw/pr_window/google__pprof.json |
Accessibility
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals. | 85 | 85.0 | 21 | — | primaryraw/actions_runs/google__pprof.json |
| Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days. | 20.0% | 40.0 | 5 | — | primaryraw/author_history/google__pprof.json |
| Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers. | 0 | 0.0 | — | — | primaryraw/gfi/google__pprof.json |
| Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days. | Not shown: Insufficient sample size | ||||
Persona view
| Persona | Rank | Score | Tier | Status |
|---|---|---|---|---|
| Balanced | 819 of 3,219 | 56.85 | B (capped) | Rated |
| First-timer | Not enough evidence to show under this lens. | |||
| Career capital | 425 of 798 | 57.66 | B | Rated |
| Senior systems | 530 of 1,276 | 56.67 | B | Rated |
| AI-assisted | 1,153 of 3,696 | 55.24 | B | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- 556530db94a715a6d6df8bdfa5cea8adf5dcf5d8c2853ff9b73945e3bb22d9ad
No suspicion flags on this repository.
The full record is in data/2026-10-17/repos/24.json, under the key google/pprof.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). google/pprof. Snapshot 2026-10-17. https://porchlamp.org/projects/google/pprof/. CC BY 4.0.
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