apache/streampark
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
Outside pull requests to apache/streampark got a first human reply in a median of 30.2 hours (32 pull requests, 19 April to 16 October 2026); 42% got none within 14 days. It ranks 1,706 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 | 1,706 of 3,219 |
|---|---|
| Score | 49.65 |
| Tier | C |
| Median first reply | 30.2 hours |
| 14-day no-reply share | 42% |
| First-timer rank | This repository does not show a low enough barrier for a first-time contributor. |
| Ecosystem | Java |
| Window | 19 April to 16 October 2026 |
Composite
- Rank
- 1,706 of 3,219
- Score
- 49.65
- Tier
- C
- Coverage
- 79% · Ceiling B
- Quadrant
- Sweet Spot
Coordinates: leverage 50.5 (coverage 73%), friction 48.2 (coverage 90%)
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 59.9 | 100% |
| Criticality | 44.4 | 47% |
| Governance | 55.8 | 100% |
| Rigor | 57.3 | 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. | 81.8% | 100.0 | 22 | 19 April to 18 July 2026 | primaryraw/pr_window/apache__streampark.json |
| PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days. | 41.8% | 16.4 | 55 | 20 April to 17 October 2026 | primaryraw/pr_window/apache__streampark.json |
| First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged. | 28.6% | 35.7 | 14 | — | primaryraw/author_history/apache__streampark.json |
| Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply. | 30.2 hours (1.3 days) | 66.7 | 32 | 19 April to 16 October 2026 | primaryraw/pr_window/apache__streampark.json |
| Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged. | 300.3 hours (12.5 days) | 52.7 | 28 | 19 April to 16 October 2026 | primaryraw/pr_window/apache__streampark.json |
Criticality
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | Not shown: Third-party data unavailable | ||||
| 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. | 0.4441 | 44.4 | — | — | proxy:no_dependents_signalraw/github_meta/apache__streampark.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 | 39 | — | primaryraw/commits_365d/apache__streampark.json |
| Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. | Foundation CLA | 75.0 | — | — | primaryraw/governance/apache__streampark.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/apache__streampark.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/apache__streampark.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 66.3137 | 66.3 | 34 | — | proxy:review_ciraw/pr_window/apache__streampark.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 6.2% | 7.7 | 65 | 19 April to 16 October 2026 | primaryraw/pr_window/apache__streampark.json |
Accessibility
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals. | 85 | 85.0 | 11 | — | primaryraw/actions_runs/apache__streampark.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/apache__streampark.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 | 1,706 of 3,219 | 49.65 | 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 | 1,611 of 3,696 | 51.84 | C | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- 2d89d007228b4c33712b6b30d395fbc23f9a91141173545aec38e2e3772e7508
closed_unread
The full record is in data/2026-10-17/repos/b9.json, under the key apache/streampark.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). apache/streampark. Snapshot 2026-10-17. https://porchlamp.org/projects/apache/streampark/. CC BY 4.0.
Similar projects
The ranked projects nearest this one in the same ecosystem.
- FasterXML/jackson-databind (rank 1,685)
- baomidou/mybatis-plus (rank 1,693)
- skylot/jadx (rank 1,698)
- flowable/flowable-engine (rank 1,708)
- NationalSecurityAgency/ghidra (rank 1,709)