# vaadin/flow-components — health index 70/100 (Good)

> Inspection of the public repository vaadin/flow-components by inspect.software. It holds a health index of 70 out of 100, placing it in the Good band. The index is a signal derived from publicly visible practice, not a warranty, a security audit, or an endorsement, and it is independent of payment.

- Repository: https://github.com/vaadin/flow-components
- Report page: https://inspect.software/software/vaadin/flow-components
- Full JSON report: https://inspect.software/api/repositories/vaadin/flow-components/report
- Badge: https://raw.githubusercontent.com/inspect-software/badges/main/v1/v/vaadin/flow-components.svg
- Inspected: 2026-07-16
- Methodology: metrics 1.13.0, report schema 0.11.0 (https://inspect.software/methodology.md)

## Category summary

| Category | Weight | Index | Band |
|---|---|---|---|
| Vitality | 22% | 100/100 | Excellent |
| Community & Adoption | 18% | 55/100 | Moderate |
| Sustainability & Governance | 24% | 87/100 | Excellent |
| Engineering Quality | 20% | 60/100 | Moderate |
| Security | 16% | 33/100 | At risk |
| AI Readiness | not counted | 68/100 | Moderate |

## Repository facts

| Field | Value |
|---|---|
| Description | Java counterpart of Vaadin Web Components |
| Primary language | Java |
| Stars | 127 |
| Forks | 78 |
| Created | 2020-06-17 |
| Last push | 2026-07-15 |
| Latest release | 25.2.3 |
| Commits (last year) | 1,054 |
| Bus factor | 7 |
| Topics | vaadin, java, hacktoberfest |

## Published packages

| Registry | Package | Latest | Monthly downloads |
|---|---|---|---|
| maven | com.vaadin:flow-components-bom | 25.2.3 | — |
| maven | com.vaadin:vaadin-flow-components | 25.2.3 | — |
| maven | com.vaadin:vaadin-accordion-flow-parent | 25.2.3 | — |
| maven | com.vaadin:vaadin-ai-components-flow-parent | 25.2.3 | — |
| maven | com.vaadin:vaadin-app-layout-flow-parent | 25.2.3 | — |
| maven | com.vaadin:vaadin-aura-theme-flow-parent | 25.2.3 | — |

## Vitality — 100/100 (Excellent)

Is the project alive — is code being written and are releases shipping? Weight: 22% of the overall index.

### Development activity — 100/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Push recency | met | 36 / 36 | last push 0 days ago |
| Commit cadence | met | 36 / 36 | 52/52 weeks with commits |
| Commit volume | met | 18 / 18 | 1054 commits in the last year |
| OpenSSF Scorecard: Maintained | excluded | 0 / 10 | OpenSSF Scorecard unavailable |

### Release discipline — 100/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Ships releases | met | 27 / 27 | 100 releases published |
| Release recency | met | 36 / 36 | latest release 0 days ago |
| Release cadence | met | 27 / 27 | a release every ~3.7 days |
| OpenSSF Scorecard: Signed-Releases | excluded | 0 / 10 | OpenSSF Scorecard unavailable |

### Abandonment — 100/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Project is still maintained | met | 100 / 100 | maintenance record not established from the collected data |

## Community & Adoption — 55/100 (Moderate)

Does the project have users, downloads, attention, and a welcoming setup for contributors? Weight: 18% of the overall index.

### Popularity & adoption — 58/100 (Moderate)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Stars | partial | 34.1 / 60 | 127 stars |
| Forks | partial | 15.7 / 25 | 78 forks |
| Watchers | partial | 8 / 15 | 29 watchers |

### Community health — 52/100 (Moderate)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| README | met | 22.5 / 22.5 | — |
| License | not met | 0 / 22.5 | no license file detected |
| CONTRIBUTING guide | met | 18 / 18 | — |
| Code of conduct | not met | 0 / 13.5 | — |
| Issue template | not met | 0 / 7.2 | — |
| PR template | met | 6.3 / 6.3 | — |

## Sustainability & Governance — 87/100 (Excellent)

Will the project survive its people — bus factor, responsiveness, who backs it, and package upkeep? Weight: 24% of the overall index.

### Maintainer resilience (bus factor) — 94/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Bus factor | partial | 51.3 / 54 | 7 contributor(s) cover half of all commits |
| Commit distribution | partial | 19.8 / 22.5 | top contributor authored 12% of commits |
| Contributor breadth | met | 13.5 / 13.5 | 100 contributors |
| OpenSSF Scorecard: Contributors | excluded | 0 / 10 | OpenSSF Scorecard unavailable |

### Issue & PR responsiveness — 78/100 (Good)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Issue resolution | partial | 31.4 / 46.8 | 67% of issues closed |
| PR acceptance | partial | 34.6 / 38.2 | 6091/6735 decided PRs merged |
| OpenSSF Scorecard: Code-Review | excluded | 0 / 15 | OpenSSF Scorecard unavailable |

### Ownership & stewardship — 76/100 (Good)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Ownership backing | met | 30 / 30 | organization-owned |
| Verified domain | not met | 0 / 20 | — |
| Owner reach | partial | 21.1 / 25 | 872 followers of vaadin |
| Track record | met | 25 / 25 | 427 public repos, account ~14 yr old |

### Package maintenance — 100/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Published & resolvable | met | 25 / 25 | 6 package(s) on maven |
| Publish recency | met | 35 / 35 | latest publish 0 days ago |
| Version history | met | 20 / 20 | 543 published versions |
| Not deprecated | met | 20 / 20 | active, not deprecated or yanked |

## Engineering Quality — 60/100 (Moderate)

Are baseline engineering and documentation practices in place? Weight: 20% of the overall index.

### Engineering practices — 60/100 (Moderate)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| CI workflows | met | 24 / 24 | 7 workflow(s) |
| Tests present | met | 24 / 24 | — |
| Linter config | not met | 0 / 16 | — |
| Pre-commit hooks | not met | 0 / 9.6 | — |
| .editorconfig | not met | 0 / 6.4 | — |
| OpenSSF Scorecard: CI-Tests | excluded | 0 / 20 | OpenSSF Scorecard unavailable |

### Documentation — 60/100 (Moderate)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| README | met | 30 / 30 | — |
| Documentation directory | not met | 0 / 25 | — |
| Documentation / homepage site | not met | 0 / 15 | — |
| Repository description | met | 10 / 10 | — |
| Topics | met | 10 / 10 | 3 topics |
| Wiki | met | 10 / 10 | — |

## Security — 33/100 (At risk)

Are visible security and supply-chain practices strong, with no malicious dependency and no unresolved high-risk jurisdiction exposure? Weight: 16% of the overall index.

### Security posture — 33/100 (At risk)

Excluded from scoring (no data or not applicable): Dependency lockfiles. Remaining weights renormalized.

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Security policy (SECURITY.md) | not met | 0 / 30 | — |
| Dependabot config | met | 25 / 25 | — |
| Dependency lockfiles | excluded | 0 / 25 | published library — lockfiles are an application concern, not expected |
| CodeQL workflow | not met | 0 / 20 | — |

### High-Risk Jurisdiction Exposure — 100/100 (Excellent)

Only high-confidence self-published location evidence affects this multiplier. Ambiguous matches are review-only; country evidence is not proof of nationality, citizenship, legal registration, malicious intent, or sanctions status.

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Policy exposure multiplier | met | 100 / 100 | no confirmed policy-scope location match |

## AI Readiness — 68/100 (Moderate)

How well is the repo equipped to be developed and maintained with AI coding agents? An independent, experimental badge — weight 0.0, so it is surfaced on its own and does not affect the overall health score.

### Agent context & guidance — 75/100 (Good)

Excluded from scoring (no data or not applicable): Legible commit history. Remaining weights renormalized.

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Agent instructions | met | 45 / 45 | CLAUDE.md |
| Machine-readable docs (llms.txt) | not met | 0 / 15 | — |
| Legible commit history | excluded | 0 / 40 | no data |

### Verify loop (build / test / typecheck) — 60/100 (Moderate)

Excluded from scoring (no data or not applicable): Demonstrated agent practice. Remaining weights renormalized.

| Criterion | Status | Points | Detail |
|---|---|---|---|
| One-command bootstrap | not met | 0 / 18 | — |
| Automated tests | met | 22 / 22 | — |
| Lint / format config | not met | 0 / 11 | — |
| Static type checking | met | 11 / 11 | vaadin-grid-flow-parent/vaadin-grid-flow-integration-tests/test/tsconfig.json |
| Reproducible environment | met | 10 / 10 | lockfile |
| Demonstrated agent practice | excluded | 0 / 10 | no data |
| Automated maintenance | partial | 5 / 8 | dependency automation configured, none observed in the sampled commits |
| OpenSSF Scorecard: Pinned-Dependencies | excluded | 0 / 10 | OpenSSF Scorecard unavailable |

### Code legibility for models — 100/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Type-checkable code | met | 45 / 45 | Java (statically typed) |
| Manageable file sizes | partial | 54.8 / 55 | 12/3090 source files over 60KB |

### Machine-readable interfaces — 40/100 (At risk)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| API schema (OpenAPI/GraphQL/proto) | not met | 0 / 40 | — |
| MCP server | not met | 0 / 20 | — |
| Runnable examples | met | 40 / 40 | examples |

## Collection warnings

- Could not fetch maven package 'com.vaadin:vaadin-flow-components-integration-tests' from its registry
- Could not fetch npm package 'vaadin-flow-components' from its registry
- OpenSSF Scorecard timed out after 240s; skipping Scorecard checks

## What this report is

inspect.software measures public repositories against a single published, versioned methodology and reports the result as a 1–100 health index. Findings are signals derived from what is visible in public repository data — they are not a security audit, a warranty, or an endorsement, and no result depends on payment.

- Methodology, formulas and weights: https://inspect.software/methodology.md
- What a result does and does not claim: https://inspect.software/wiki/signals-not-warranties.md
- Rating bands: https://inspect.software/wiki/scoring-bands.md
- Corrections: https://inspect.software/contact.md
- Index of all documents: https://inspect.software/llms.txt