# apollographql/rover — health index 79/100 (Good)

> Inspection of the public repository apollographql/rover by inspect.software. It holds a health index of 79 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/apollographql/rover
- Report page: https://inspect.software/software/apollographql/rover
- Full JSON report: https://inspect.software/api/repositories/apollographql/rover/report
- Badge: https://raw.githubusercontent.com/inspect-software/badges/main/v1/a/apollographql/rover.svg
- Inspected: 2026-07-14
- Methodology: metrics 1.13.0, report schema 0.11.0 (https://inspect.software/methodology.md)

## Category summary

| Category | Weight | Index | Band |
|---|---|---|---|
| Vitality | 22% | 94/100 | Excellent |
| Community & Adoption | 18% | 76/100 | Good |
| Sustainability & Governance | 24% | 76/100 | Good |
| Engineering Quality | 20% | 77/100 | Good |
| Security | 16% | 68/100 | Moderate |
| AI Readiness | not counted | 86/100 | Excellent |

## Repository facts

| Field | Value |
|---|---|
| Description | The CLI for Apollo GraphOS |
| Homepage | https://rover.apollo.dev |
| Primary language | Rust |
| Stars | 452 |
| Forks | 92 |
| Created | 2020-07-14 |
| Last push | 2026-07-13 |
| Latest release | v0.41.0 |
| Commits (last year) | 711 |
| Bus factor | 2 |
| Topics | apollo, cli, graphql, rust |

## Published packages

| Registry | Package | Latest | Monthly downloads |
|---|---|---|---|
| crates | rover | 0.0.1 | 5 |
| crates | xtask | 0.1.4 | 85 |

## Vitality — 94/100 (Excellent)

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

### Development activity — 97/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Push recency | met | 36 / 36 | last push 0 days ago |
| Commit cadence | partial | 33.2 / 36 | 48/52 weeks with commits |
| Commit volume | met | 18 / 18 | 711 commits in the last year |
| OpenSSF Scorecard: Maintained | met | 10 / 10 | 30 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 10 |

### Release discipline — 90/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Ships releases | met | 27 / 27 | 100 releases published |
| Release recency | met | 36 / 36 | latest release 4 days ago |
| Release cadence | met | 27 / 27 | a release every ~5.7 days |
| OpenSSF Scorecard: Signed-Releases | not met | 0 / 10 | Project has not signed or included provenance with any releases. |

### 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 — 76/100 (Good)

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

### Popularity & adoption — 67/100 (Moderate)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Stars | partial | 43.1 / 60 | 452 stars |
| Forks | partial | 16.3 / 25 | 92 forks |
| Watchers | partial | 7.7 / 15 | 25 watchers |

### Community health — 86/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| README | met | 22.5 / 22.5 | — |
| License | partial | 16.9 / 22.5 | license file present, not a recognized license |
| CONTRIBUTING guide | met | 18 / 18 | — |
| Code of conduct | met | 13.5 / 13.5 | — |
| Issue template | not met | 0 / 7.2 | — |
| PR template | met | 6.3 / 6.3 | — |

## Sustainability & Governance — 76/100 (Good)

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) — 65/100 (Moderate)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Bus factor | partial | 25.2 / 54 | 2 contributor(s) cover half of all commits |
| Commit distribution | partial | 15.9 / 22.5 | top contributor authored 29% of commits |
| Contributor breadth | met | 13.5 / 13.5 | 94 contributors |
| OpenSSF Scorecard: Contributors | met | 10 / 10 | project has 42 contributing companies or organizations |

### Issue & PR responsiveness — 87/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Issue resolution | partial | 39.4 / 46.8 | 84% of issues closed |
| PR acceptance | partial | 33 / 38.2 | 2306/2674 decided PRs merged |
| OpenSSF Scorecard: Code-Review | met | 15 / 15 | all changesets reviewed |

### Ownership & stewardship — 78/100 (Good)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Ownership backing | met | 30 / 30 | organization-owned |
| Verified domain | not met | 0 / 20 | — |
| Owner reach | partial | 22.9 / 25 | 1,550 followers of apollographql |
| Track record | met | 25 / 25 | 239 public repos, account ~10 yr old |

## Engineering Quality — 77/100 (Good)

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

### Engineering practices — 68/100 (Moderate)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| CI workflows | met | 24 / 24 | 6 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 | met | 20 / 20 | 30 out of 30 merged PRs checked by a CI test -- score normalized to 10 |

### Documentation — 90/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| README | met | 30 / 30 | — |
| Documentation directory | met | 25 / 25 | — |
| Documentation / homepage site | met | 15 / 15 | https://rover.apollo.dev |
| Repository description | met | 10 / 10 | — |
| Topics | met | 10 / 10 | 4 topics |
| Wiki | not met | 0 / 10 | — |

## Security — 68/100 (Moderate)

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 — 68/100 (Moderate)

Excluded from scoring (no data or not applicable): Branch-Protection. Remaining weights renormalized.

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Binary-Artifacts | met | 7.5 / 7.5 | no binaries found in the repo |
| Branch-Protection | excluded | 0 / 7.5 | internal error: error during branchesHandler.setup: internal error: some github tokens can't read classic branch protection rules: https://github.com/ossf/scorecard-action/blob/main/docs/authentication/fine-grained-auth-token.md |
| CI-Tests | met | 2.5 / 2.5 | 30 out of 30 merged PRs checked by a CI test -- score normalized to 10 |
| CII-Best-Practices | not met | 0 / 2.5 | no effort to earn an OpenSSF best practices badge detected |
| Code-Review | met | 7.5 / 7.5 | all changesets reviewed |
| Contributors | met | 2.5 / 2.5 | project has 42 contributing companies or organizations |
| Dangerous-Workflow | met | 10 / 10 | no dangerous workflow patterns detected |
| Dependency-Update-Tool | met | 7.5 / 7.5 | update tool detected |
| Fuzzing | not met | 0 / 5 | project is not fuzzed |
| License | partial | 2.2 / 2.5 | license file detected |
| Maintained | met | 7.5 / 7.5 | 30 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 10 |
| Packaging | met | 5 / 5 | packaging workflow detected |
| Pinned-Dependencies | partial | 3.5 / 5 | dependency not pinned by hash detected -- score normalized to 7 |
| SAST | not met | 0 / 5 | SAST tool is not run on all commits -- score normalized to 0 |
| Security-Policy | met | 5 / 5 | security policy file detected |
| Signed-Releases | not met | 0 / 7.5 | Project has not signed or included provenance with any releases. |
| Token-Permissions | not met | 0 / 7.5 | detected GitHub workflow tokens with excessive permissions |
| Vulnerabilities | partial | 5.2 / 7.5 | 3 existing vulnerabilities detected |

### 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 — 86/100 (Excellent)

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 | AGENTS.md |
| Machine-readable docs (llms.txt) | not met | 0 / 15 | — |
| Legible commit history | excluded | 0 / 40 | no data |

### Verify loop (build / test / typecheck) — 83/100 (Good)

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

| Criterion | Status | Points | Detail |
|---|---|---|---|
| One-command bootstrap | met | 18 / 18 | mise.toml |
| Automated tests | met | 22 / 22 | — |
| Lint / format config | not met | 0 / 11 | — |
| Static type checking | met | 11 / 11 | Rust (statically typed) |
| Reproducible environment | met | 10 / 10 | Dockerfile, lockfile |
| Demonstrated agent practice | excluded | 0 / 10 | no data |
| Automated maintenance | excluded | 0 / 8 | no data |
| OpenSSF Scorecard: Pinned-Dependencies | partial | 7 / 10 | dependency not pinned by hash detected -- score normalized to 7 |

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

| Criterion | Status | Points | Detail |
|---|---|---|---|
| Type-checkable code | met | 45 / 45 | Rust (statically typed) |
| Manageable file sizes | partial | 54.8 / 55 | 3/663 source files over 60KB |

### Machine-readable interfaces — 100/100 (Excellent)

| Criterion | Status | Points | Detail |
|---|---|---|---|
| API schema (OpenAPI/GraphQL/proto) | met | 40 / 40 | crates/rover-client/.schema/schema.graphql, crates/rover-client/src/operations/api_key/create/create_key_mutation.graphql, crates/rover-client/src/operations/api_key/delete/delete_key_mutation.graphql, crates/rover-client/src/operations/api_key/get/get_key_query.graphql, crates/rover-client/src/operations/api_key/list/list_keys_query.graphql, crates/rover-client/src/operations/api_key/rename/rename_key_mutation.graphql, crates/rover-client/src/operations/cloud/config/fetch_query.graphql, crates/rover-client/src/operations/cloud/config/update_query.graphql, crates/rover-client/src/operations/cloud/config/validate_query.graphql, crates/rover-client/src/operations/config/is_federated/is_federated_query.graphql, crates/rover-client/src/operations/config/who_am_i/who_am_i_query.graphql, crates/rover-client/src/operations/contract/describe/describe_query.graphql, crates/rover-client/src/operations/contract/publish/publish_mutation.graphql, crates/rover-client/src/operations/graph/check/graph_check_mutation.graphql, crates/rover-client/src/operations/graph/check_workflow/check_workflow_query.graphql, crates/rover-client/src/operations/graph/check_workflow/check_workflow_status_query.graphql, crates/rover-client/src/operations/graph/delete/delete_mutation.graphql, crates/rover-client/src/operations/graph/fetch/fetch_query.graphql, crates/rover-client/src/operations/graph/introspect/fixtures/swapi.graphql, crates/rover-client/src/operations/graph/introspect/introspect_query.graphql, crates/rover-client/src/operations/graph/introspect/introspect_query_legacy.graphql, crates/rover-client/src/operations/graph/introspect/introspect_schema.graphql, crates/rover-client/src/operations/graph/lint/lint_graph_mutation.graphql, crates/rover-client/src/operations/graph/publish/publish_mutation.graphql, crates/rover-client/src/operations/graph/validate_operations/validate_operations.graphql, crates/rover-client/src/operations/graph/variant/variant_query.graphql, crates/rover-client/src/operations/graph_artifact/fetch/fetch_graph_artifact_query.graphql, crates/rover-client/src/operations/graph_artifact/list_tags/by_digest/list_tags_by_digest_query.graphql, crates/rover-client/src/operations/graph_artifact/list_tags/by_graph/list_tags_by_graph_query.graphql, crates/rover-client/src/operations/graph_artifact/tag/assign_graph_artifact_tag_mutation.graphql, crates/rover-client/src/operations/graph_artifact/untag/delete_graph_artifact_tag_mutation.graphql, crates/rover-client/src/operations/init/build_pipeline_track/build_pipeline_track_mutation.graphql, crates/rover-client/src/operations/init/create_graph/create_graph_mutation.graphql, crates/rover-client/src/operations/init/key/init_new_key_mutation.graphql, crates/rover-client/src/operations/init/list_graphs/list_graphs_query.graphql, crates/rover-client/src/operations/init/memberships/init_memberships_query.graphql, crates/rover-client/src/operations/license/fetch/fetch_query.graphql, crates/rover-client/src/operations/persisted_queries/name/name_query.graphql, crates/rover-client/src/operations/persisted_queries/publish/publish_mutation.graphql, crates/rover-client/src/operations/persisted_queries/resolve/resolve_pql_query.graphql, crates/rover-client/src/operations/readme/fetch/fetch_query.graphql, crates/rover-client/src/operations/readme/publish/publish_mutation.graphql, crates/rover-client/src/operations/subgraph/check/subgraph_check_mutation.graphql, crates/rover-client/src/operations/subgraph/check_workflow/check_workflow_query.graphql, crates/rover-client/src/operations/subgraph/check_workflow/check_workflow_status_query.graphql, crates/rover-client/src/operations/subgraph/delete/delete_mutation.graphql, crates/rover-client/src/operations/subgraph/fetch/fetch_query.graphql, crates/rover-client/src/operations/subgraph/fetch_all/fetch_all_query.graphql, crates/rover-client/src/operations/subgraph/introspect/introspect_query.graphql, crates/rover-client/src/operations/subgraph/introspect/introspect_schema.graphql, crates/rover-client/src/operations/subgraph/lint/lint_subgraph_mutation.graphql, crates/rover-client/src/operations/subgraph/list/list_query.graphql, crates/rover-client/src/operations/subgraph/publish/publish_mutation.graphql, crates/rover-client/src/operations/subgraph/routing_url/routing_url_query.graphql, crates/rover-client/src/operations/supergraph/fetch/fetch_query.graphql, crates/rover-schema/src/test_fixtures/test_schema.graphql, installers/crates/rover-client/.schema/schema.graphql, installers/src/command/template/schema.graphql, regressions/fixtures/body.graphql, regressions/fixtures/missing_type.graphql, regressions/fixtures/multiple_connectors.graphql, regressions/fixtures/schema.graphql, regressions/fixtures/single_entity.graphql, src/command/template/queries.graphql, src/composition/test/supergraph.graphql, src/utils/effect/test/subgraph_introspection_query.graphql, tests/e2e/artifacts/graph/graph_check_baseline.graphql, tests/e2e/artifacts/graph/inventory.graphql, tests/e2e/artifacts/graph/pandas_changed_introspect.graphql, tests/e2e/artifacts/pandas/pandas.graphql, tests/e2e/artifacts/perfSubgraph00.graphql, tests/e2e/artifacts/subgraph/check_fails_baseline.graphql, tests/e2e/artifacts/subgraph/check_fails_breaking.graphql, tests/e2e/artifacts/subgraph/check_seed.graphql, tests/e2e/artifacts/subgraph/inventory.graphql, tests/e2e/artifacts/subgraph/pandas_changed_introspect.graphql, tests/e2e/artifacts/subgraph/perfSubgraph01.graphql, tests/e2e/artifacts/subgraph/publish_check_breaking.graphql, tests/fixtures/client-check/broken/anonymous.graphql, tests/fixtures/client-check/broken/syntax_error.graphql, tests/fixtures/client-check/generated/AutoGenerated.graphql, tests/fixtures/client-check/src/extensions/client.graphql, tests/fixtures/client-check/src/fragments/ProductFields.graphql, tests/fixtures/client-check/src/mutations/AddToCart.graphql, tests/fixtures/client-check/src/mutations/PlaceOrder.graphql, tests/fixtures/client-check/src/queries/GetProduct.graphql, tests/fixtures/client-check/src/queries/GetUserOrders.graphql, tests/fixtures/client-check/src/queries/SearchProducts.graphql, tests/fixtures/client-check/src/subscriptions/OnOrderStatus.graphql, tests/fixtures/schema-search/schema.graphql |
| MCP server | met | 20 / 20 | — |
| Runnable examples | met | 40 / 40 | examples |

## Collection warnings

- crates package 'rover' points at a different repository (https://github.com/rnbguy/rover); excluded from ecosystem scoring
- Could not fetch crates package 'regressions' from its registry
- crates package 'xtask' points at a different repository (https://github.com/arcboxlabs/xtask); excluded from ecosystem scoring
- GitHub dependency-graph SBOM unavailable (404); the dependency graph may be disabled for this repository

## 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