bufbuild/buf
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
Outside pull requests to bufbuild/buf got a first human reply in a median of 2.6 hours (119 pull requests, 18 April to 15 October 2026); 6% got none within 14 days. It ranks 1,030 of 3,219 overall. For first-time contributors it ranks 905 of 1,525 (the bottom 41%).
| Rank | 1,030 of 3,219 |
|---|---|
| Score | 55.09 |
| Tier | B |
| Median first reply | 2.6 hours |
| 14-day no-reply share | 6% |
| First-timer rank | 905 of 1,525 |
| Ecosystem | Go |
| Window | 18 April to 15 October 2026 |
Composite
- Rank
- 1,030 of 3,219
- Score
- 55.09
- Tier
- B
- Coverage
- 93% · Ceiling A
- Quadrant
- Sweet Spot
Coordinates: leverage 51.3 (coverage 100%), friction 39.8 (coverage 90%)
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 87.2 | 100% |
| Criticality | 65.8 | 100% |
| Governance | 38.3 | 100% |
| Rigor | 35.8 | 100% |
| Accessibility | 25.5 | 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. | 100.0% | 100.0 | 27 | 18 April to 17 July 2026 | primaryraw/pr_window/bufbuild__buf.json |
| PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days. | 6.3% | 87.3 | 63 | 20 April to 17 October 2026 | primaryraw/pr_window/bufbuild__buf.json |
| First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged. | 43.8% | 54.7 | 16 | — | primaryraw/author_history/bufbuild__buf.json |
| Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply. | 2.6 hours (0.1 days) | 100.0 | 119 | 18 April to 15 October 2026 | primaryraw/pr_window/bufbuild__buf.json |
| Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged. | 140.9 hours (5.9 days) | 81.4 | 109 | 18 April to 15 October 2026 | primaryraw/pr_window/bufbuild__buf.json |
Criticality
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | 666 | 80.7 | — | — | primaryraw/dependents/bufbuild__buf.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. | 0.4877 | 48.8 | — | — | primaryraw/github_meta/bufbuild__buf.json |
Governance
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Elephant FactorThe fewest organisations that account for half of the last year's commits. | 2 | 50.0 | 318 | — | primaryraw/commits_365d/bufbuild__buf.json |
| Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. | Company CLA | 25.0 | — | — | primaryraw/governance/bufbuild__buf.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/bufbuild__buf.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/bufbuild__buf.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 47.5 | 47.5 | — | — | primaryraw/scorecard/bufbuild__buf.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 12.8% | 15.9 | 196 | 18 April to 15 October 2026 | primaryraw/pr_window/bufbuild__buf.json |
Accessibility
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals. | 85 | 85.0 | 6 | — | primaryraw/actions_runs/bufbuild__buf.json |
| Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days. | Not shown: Collector failure | ||||
| Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers. | 0 | 0.0 | — | — | primaryraw/gfi/bufbuild__buf.json |
| Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days. | Not shown: Collector failure | ||||
Persona view
| Persona | Rank | Score | Tier | Status |
|---|---|---|---|---|
| Balanced | 1,030 of 3,219 | 55.09 | B | Rated |
| First-timer | 905 of 1,525 | 54.06 | C | Rated |
| Career capital | 524 of 798 | 54.89 | C | Rated |
| Senior systems | Fewer than 3 organizations account for most commits (not multi-vendor). | |||
| AI-assisted | 1,660 of 3,696 | 51.41 | C | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- f7b313b8f8a4519e665c2a5d7ae80646e628eebf22501ce172d0659e35ba962f
No suspicion flags on this repository.
The full record is in data/2026-10-17/repos/f8.json, under the key bufbuild/buf.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). bufbuild/buf. Snapshot 2026-10-17. https://porchlamp.org/projects/bufbuild/buf/. CC BY 4.0.
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