allegro/bigcache
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
Outside pull requests to allegro/bigcache got a first human reply in a median of 2 days (12 pull requests, 18 April to 15 October 2026). The share with no reply within 14 days has too small a sample to measure (7 pull requests counted; 10 needed). It ranks 1,754 of 3,219 overall. It is not ranked for first-time contributors: not enough evidence to show under this lens.
| Rank | 1,754 of 3,219 |
|---|---|
| Score | 49.26 |
| Tier | C |
| Median first reply | 2 days (48.2 hours) |
| 14-day no-reply share | — |
| First-timer rank | Not enough evidence to show under this lens. |
| Ecosystem | Go |
| Window | 18 April to 15 October 2026 |
Composite
- Rank
- 1,754 of 3,219
- Score
- 49.26
- Tier
- C
- Coverage
- 71% · Ceiling B
- Quadrant
- Crucible
Coordinates: leverage 59.1 (coverage 93%), friction 56.3 (coverage 50%)
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 40.6 | 40% |
| Criticality | 65.4 | 100% |
| Governance | 64.2 | 65% |
| Rigor | 45.3 | 100% |
| Accessibility | 21.0 | 50% |
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. | Not shown: Insufficient sample size | ||||
| 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. | 48.2 hours (2 days) | 49.8 | 12 | 18 April to 15 October 2026 | primaryraw/pr_window/allegro__bigcache.json |
| Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged. | 1113.1 hours (46.4 days) | 12.8 | 7 | 18 April to 15 October 2026 | primaryraw/pr_window/allegro__bigcache.json |
Criticality
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | 1,638 | 86.3 | — | — | primaryraw/dependents/allegro__bigcache.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. | 0.4143 | 41.4 | — | — | primaryraw/github_meta/allegro__bigcache.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. | No CLA or sign-off found | 85.0 | — | — | primaryraw/governance/allegro__bigcache.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/allegro__bigcache.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/allegro__bigcache.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 67.5 | 67.5 | — | — | primaryraw/scorecard/allegro__bigcache.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 16.7% | 20.8 | 12 | 18 April to 15 October 2026 | primaryraw/pr_window/allegro__bigcache.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/allegro__bigcache.json |
| Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days. | Not shown: Insufficient sample size | ||||
| Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers. | 0 | 0.0 | — | — | primaryraw/gfi/allegro__bigcache.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 | 1,754 of 3,219 | 49.26 | C | Rated |
| First-timer | Not enough evidence to show under this lens. | |||
| Career capital | 677 of 798 | 49.35 | C | Rated |
| Senior systems | 596 of 1,276 | 55.12 | B (capped) | Rated |
| AI-assisted | 2,050 of 3,696 | 48.76 | C | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- d3b5b1067304a01bf4e250422cda9d2641965394647d00b8b5924be43d6053e7
No suspicion flags on this repository.
The full record is in data/2026-10-17/repos/ee.json, under the key allegro/bigcache.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). allegro/bigcache. Snapshot 2026-10-17. https://porchlamp.org/projects/allegro/bigcache/. CC BY 4.0.
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