microsoft/fast
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
Outside pull requests to microsoft/fast got a first human reply in a median of 3.5 days (51 pull requests, 18 April to 15 October 2026); 4% got none within 14 days. It ranks 2,435 of 3,219 overall. It is not ranked for first-time contributors: this repository does not show a low enough barrier for a first-time contributor.
| Rank | 2,435 of 3,219 |
|---|---|
| Score | 42.91 |
| Tier | C |
| Median first reply | 3.5 days (83.3 hours) |
| 14-day no-reply share | 4% |
| First-timer rank | This repository does not show a low enough barrier for a first-time contributor. |
| Ecosystem | JavaScript |
| Window | 18 April to 15 October 2026 |
Composite
- Rank
- 2,435 of 3,219
- Score
- 42.91
- Tier
- C
- Coverage
- 86% · Ceiling A
- Quadrant
- Crucible
Coordinates: leverage 52.9 (coverage 100%), friction 64.3 (coverage 78%)
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 42.1 | 75% |
| Criticality | 47.0 | 100% |
| Governance | 40.0 | 100% |
| Rigor | 71.3 | 100% |
| Accessibility | 13.0 | 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. | 3.7% | 92.6 | 27 | 20 April to 17 October 2026 | primaryraw/pr_window/microsoft__fast.json |
| First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged. | 14.3% | 17.9 | 7 | — | primaryraw/author_history/microsoft__fast.json |
| Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply. | 83.3 hours (3.5 days) | 30.1 | 51 | 18 April to 15 October 2026 | primaryraw/pr_window/microsoft__fast.json |
| Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged. | 267.1 hours (11.1 days) | 50.9 | 23 | 18 April to 15 October 2026 | primaryraw/pr_window/microsoft__fast.json |
Criticality
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | 111 | 49.6 | — | — | primaryraw/dependents/microsoft__fast.json |
| Monthly DownloadsDownloads from the package registry in a month. | 1.0 million downloads a month | 48.5 | — | — | primaryraw/downloads/npm__fast.json |
| OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals. | 0.4286 | 42.9 | — | — | primaryraw/github_meta/microsoft__fast.json |
Governance
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Elephant FactorThe fewest organisations that account for half of the last year's commits. | 1 | 25.0 | 367 | — | primaryraw/commits_365d/microsoft__fast.json |
| Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. | Company CLA | 25.0 | — | — | primaryraw/governance/microsoft__fast.json |
| Promotion LadderHow openly a contributor can become a maintainer, from closed to verified. | A written path to becoming a maintainer | 75.0 | — | — | primaryraw/governance/microsoft__fast.json |
Rigor
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| AI Policy PostureWhether the project has a written policy on AI-assisted contributions. | Written AI policy | 95.0 | — | — | primaryraw/governance/microsoft__fast.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 97.5 | 97.5 | — | — | primaryraw/scorecard/microsoft__fast.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 10.2% | 12.7 | 59 | 18 April to 15 October 2026 | primaryraw/pr_window/microsoft__fast.json |
Accessibility
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals. | 20 | 20.0 | 28 | — | primaryraw/actions_runs/microsoft__fast.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. | 1 | 10.0 | — | — | primaryraw/gfi/microsoft__fast.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 | 2,435 of 3,219 | 42.91 | C | Rated |
| First-timer | This repository does not show a low enough barrier for a first-time contributor. | |||
| Career capital | This repository's production-criticality signal is not yet high enough for career-capital ranking. | |||
| Senior systems | Fewer than 3 organizations account for most commits (not multi-vendor). | |||
| AI-assisted | 1,853 of 3,696 | 50.07 | C | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- d2afe66379a184c97f8207c353a1c8d7c32a8bd4f9c446ffb92c7a100fc5a846
No suspicion flags on this repository.
The full record is in data/2026-10-17/repos/17.json, under the key microsoft/fast.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). microsoft/fast. Snapshot 2026-10-17. https://porchlamp.org/projects/microsoft/fast/. CC BY 4.0.
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