Public record
Software health reportschema 0.31.0 · metrics 2.10.0 · 2026-08-04 21:27 UTC

google / zerocopy

Zerocopy makes zero-cost memory manipulation effortless. We write `unsafe` so you don’t have to.

RustApache-2.0★ 2,529 stars⑂ 170 forkssince Sep 2022View on GitHub ↗
KindLibraryCommand-line toolhow this is determined

google/zerocopy holds a health index of 92 out of 100, placing it in the Excellent band. It scores highest on Vitality (96/100) and lowest on Engineering Quality (55/100). It was last updated 1 day ago. 2 contributors account for most of its recent work.

92
overall / 100
Excellent

Software health index

Metrics are grouped into weighted categories on one standardized 1–100 scale. Overall starts as their weighted mean, calibrated against the distribution of the public record so bands carry percentile meaning; when public evidence triggers the High-Risk Jurisdiction Policy, the rating is adjusted and receives an At Risk ceiling of 34.

92
Exceptional93-100The record's top tier (≈ top 5%); essentially all checked criteria met
Excellent80-92Strong across the board; minor gaps
Good65-79Healthy; gaps are limited and manageable
Moderate50-64Acceptable with notable gaps; review recommended
Weak35-49Material weaknesses across several areas
At Risk20-34Significant weaknesses; adoption warrants caution
Critical1-19Severe problems (abandoned, single-maintainer, no hygiene)
VitalityCommunity &AdoptionSustainability &GovernanceEngineeringQualitySecurityAI Readiness

Score profile

Each axis is a category. The shape matters more than the average — a healthy subject fills the whole shape, while a spike-and-crater profile means strength in one dimension is masking risk in another.

The weighted overall 78 is calibrated to 92 on the published index scale (record calibration 2026-08-02).

Ownership

GoogleOrganization
76,398 followers2,889 public repossince Jan 2012

This repository is backed by an organization — shared, accountable stewardship that can outlive any single maintainer.

Package ecosystems

RegistryPackageVersionDownloads / moVersionsLast publishTags
crates.iocargo-anneal0.1.0-alpha.24601458 days agocargoleanpluginunsafeverificationsecuritycompilersmathematics
crates.ioexocrate0.2.040358 days ago
crates.iozerocopy0.8.5572,623,26816615 days agocastconverttransmutationtransmutetype-punningparsingencodingembeddedrust-patterns

Metrics by category

Vitality

Is the project alive — is code being written and are releases shipping?

96Exceptional · 21% of overall
How it's scored
36/36Push recencylast push 1 days ago
30.5/36Commit cadence44/52 weeks with commits
18/18Commit volume417 commits in the last year
10/10OpenSSF Scorecard: Maintained30 commit(s) and 16 issue activity found in the last 90 days -- score normalized to 10
Inputs used
commits_last_year417
human_commit_share0.94
days_since_last_push1
active_weeks_last_year44

Release discipline

100Exceptional
How it's scored
27/27Ships releases100 releases published
36/36Release recencylatest release 15 days ago
27/27Release cadencea release every ~5.6 days
0/10OpenSSF Scorecard: Signed-Releasesno data
Inputs used
releases_count100
latest_release_tagv0.8.55
releases_from_tagsno
days_since_latest_release15
mean_days_between_releases5.6
Excluded from scoring (no data or not applicable): OpenSSF Scorecard: Signed-Releases. Remaining weights renormalized.

Community & Adoption

Does the project have users, downloads, attention, and a welcoming setup for contributors?

80Excellent · 17% of overall
How it's scored
55.2/60Stars2,529 stars
18.6/25Forks170 forks
6/15Watchers13 watchers
Inputs used
forks170
stars2,529
watchers13
growth_stateunverified
growth_factor_pct100
growth_unverified_reasonno_history
How it's scored
0/22.5README
22.5/22.5Licenserecognized license (Apache-2.0)
18/18CONTRIBUTING guide
13.5/13.5Code of conduct
0/7.2Issue template
6.3/6.3PR template
Inputs used
has_readmeno
has_licenseyes
readme_badges
has_contributingyes
has_issue_templateno
has_code_of_conductyes
readme_badge_services
has_pull_request_templateyes
How it's scored
80/80Monthly downloads72,623,328 downloads/month across crates
0/20Registry dependentsnot reported by this ecosystem
Inputs used
packagescargo-anneal, zerocopy
dependents
ecosystemscrates
total_downloads778,715,288
monthly_downloads72,623,328
unverified_packages_excludedexocrate
Excluded from scoring (no data or not applicable): Registry dependents. Remaining weights renormalized.

Sustainability & Governance

Will the project survive its people — bus factor, responsiveness, who backs it, and package upkeep?

80Excellent · 23% of overall
How it's scored
25.2/54Bus factor2 contributor(s) cover half of all commits
11.3/22.5Commit distributiontop contributor authored 50% of commits
13.5/13.5Contributor breadth78 contributors
10/10OpenSSF Scorecard: Contributorsproject has 12 contributing companies or organizations
Inputs used
bus_factor2
contributors_sampled78
top_contributor_share0.498
How it's scored
25/42Issue resolution60% of issues closed
20.8/30PR acceptance1,824/2,636 decided PRs merged
9.8/13Newcomer PR acceptance3/4 first-time contributors' PRs merged in 30d
10.5/15OpenSSF Scorecard: Code-ReviewFound 19/25 approved changesets -- score normalized to 7
Inputs used
merged_prs1,824
open_issues268
closed_issues393
prs_merged_7d15
prs_decided_7d16
prs_merged_30d25
prs_decided_30d30
issue_closed_ratio0.595
closed_unmerged_prs812
first_time_authors_30d3
first_time_prs_merged_30d3
first_time_prs_decided_30d4
How it's scored
30/30Ownership backingorganization-owned
0/20Verified domainverified-domain status not read for this organization
25/25Owner reach76,398 followers of google
25/25Track record2,889 public repos, account ~14 yr old
Inputs used
followers76,398
owner_typeOrganization
is_verified
owner_logingoogle
public_repos2,889
account_age_days5,312
Excluded from scoring (no data or not applicable): Verified domain. Remaining weights renormalized.

Package maintenance

100Exceptional
How it's scored
25/25Published & resolvable3 package(s) on crates
35/35Publish recencylatest publish 15 days ago
20/20Version history166 published versions
20/20Not deprecatedactive, not deprecated or yanked
Inputs used
packagescargo-anneal, exocrate, zerocopy
ecosystemscrates
any_deprecatedno
min_days_since_publish15

Engineering Quality

Are baseline engineering and documentation practices in place?

55Moderate · 19% of overall
How it's scored
24/24CI workflows10 workflow(s)
24/24Tests present
0/16Linter config
0/9.6Pre-commit hooks
0/6.4.editorconfig
20/20OpenSSF Scorecard: CI-Tests30 out of 30 merged PRs checked by a CI test -- score normalized to 10
Inputs used
has_ciyes
has_testsyes
has_editorconfigno
has_linter_configno
has_precommit_configno
How it's scored
0/30README
0/25Documentation directory
15/15Documentation / homepage sitehttps://discord.gg/MAvWH2R6zk
10/10Repository description
10/10Topics5 topics
0/10Wiki
Inputs used
topicsmemory, memory-safety, performance, rust, zero-copy
has_wikino
homepagehttps://discord.gg/MAvWH2R6zk
docs_sitehttps://discord.gg/MAvWH2R6zk
has_readmeno
has_docs_dirno
has_descriptionyes

Security

Are visible security and supply-chain practices strong, without unresolved high-risk jurisdiction exposure?

75Good · 16% of overall
How it's scored
1.5/7.5Binary-Artifactsbinaries present in source code
6/7.5Branch-Protectionbranch protection is not maximal on development and all release branches
2.5/2.5CI-Tests30 out of 30 merged PRs checked by a CI test -- score normalized to 10
0/2.5CII-Best-Practicesno effort to earn an OpenSSF best practices badge detected
5.2/7.5Code-ReviewFound 19/25 approved changesets -- score normalized to 7
2.5/2.5Contributorsproject has 12 contributing companies or organizations
10/10Dangerous-Workflowno dangerous workflow patterns detected
7.5/7.5Dependency-Update-Toolupdate tool detected
0/5Fuzzingproject is not fuzzed
2.5/2.5Licenselicense file detected
7.5/7.5Maintained30 commit(s) and 16 issue activity found in the last 90 days -- score normalized to 10
5/5Packagingpackaging workflow detected
4/5Pinned-Dependenciesdependency not pinned by hash detected -- score normalized to 8
0/5SASTSAST tool is not run on all commits -- score normalized to 0
5/5Security-Policysecurity policy file detected
0/7.5Signed-Releasesno data
7.5/7.5Token-PermissionsGitHub workflow tokens follow principle of least privilege
0.8/7.5Vulnerabilities9 existing vulnerabilities detected
Inputs used
sourceopenssf_scorecard
checks_evaluated17
scorecard_versionv5.5.0
checks_inconclusive1
scorecard_aggregate6.9
Excluded from scoring (no data or not applicable): Signed-Releases. Remaining weights renormalized.

Dependency advisories

100Exceptional
How it's scored
35/35Direct dependencies free of known advisoriesno direct dependency carries a known advisory
25/25Indirect dependencies free of known advisoriesno indirect dependency carries a known advisory
0/40No advisories left outstandingno advisory carries a publication date
Inputs used
sourceosv
advisories0
affected_packages0
assessed_packages16
unassessed_packages0
affected_by_severitynone
direct_affected_packages0
Excluded from scoring (no data or not applicable): No advisories left outstanding. Remaining weights renormalized. Matched the crates:zerocopy@0.8.55 runtime dependency closure — what installing the published package pulls in — 16 packages. Reachability is not analyzed.

AI Readiness

How well is the repo equipped to be developed and maintained with AI coding agents? Carries a deliberately small weight (4%): agent tooling is a real maintenance signal, but a repository with none can still reach 100/100.

88Excellent · 4% of overall
How it's scored
45/45Agent instructionsanneal/v1/AGENTS.md, zerocopy/AGENTS.md
15/15Machine-readable docs (llms.txt)llms.txt present
40/40Legible commit history85 of 94 human commits state their intent (structured subject or explanatory body)
Inputs used
has_llms_txtyes
llms_txt_url
legible_history_share0.904
agent_instruction_filesanneal/v1/AGENTS.md, zerocopy/AGENTS.md
agent_instruction_max_bytes5,077
How it's scored
12.6/18One-command bootstrapanneal/Cargo.toml, anneal/v1/Cargo.toml, anneal/v1/tests/fixtures/allow_sorry_fallbacks/source/Cargo.toml (toolchain convention, no task runner)
22/22Automated tests
0/11Lint / format config
11/11Static type checkingRust (statically typed)
10/10Reproducible environmentDockerfile, Nix, lockfile
0/10Demonstrated agent practiceno agent-authored commits among the last 100
8/8Automated maintenance6 of the last 100 commits are automated dependency updates
8/10OpenSSF Scorecard: Pinned-Dependenciesdependency not pinned by hash detected -- score normalized to 8
Inputs used
has_nixyes
has_testsyes
lockfilesCargo.lock
has_dockerfileyes
typed_languageyes
bootstrap_files
has_devcontainerno
has_linter_configno
typecheck_configs
agent_commit_share0
toolchain_manifestsanneal/Cargo.toml, anneal/v1/Cargo.toml, anneal/v1/tests/fixtures/allow_sorry_fallbacks/source/Cargo.toml, anneal/v1/tests/fixtures/anneal_multiple_targets/source/Cargo.toml, anneal/v1/tests/fixtures/anneal_shim_syntax_error/source/Cargo.toml, anneal/v1/tests/fixtures/associated_types/source/Cargo.toml, anneal/v1/tests/fixtures/broken_doc_block/source/Cargo.toml, anneal/v1/tests/fixtures/canonicalized_workspace/source/Cargo.toml, anneal/v1/tests/fixtures/canonicalized_workspace/source/crates/app/Cargo.toml, anneal/v1/tests/fixtures/canonicalized_workspace/source/crates/lib/Cargo.toml, anneal/v1/tests/fixtures/cfg_blind_spot/source/Cargo.toml, anneal/v1/tests/fixtures/charon_version_match/source/Cargo.toml, anneal/v1/tests/fixtures/collision/source/Cargo.toml, anneal/v1/tests/fixtures/collision/source/crates/a/Cargo.toml, anneal/v1/tests/fixtures/collision/source/crates/b/Cargo.toml, anneal/v1/tests/fixtures/const_block_blind_spot/source/Cargo.toml, anneal/v1/tests/fixtures/const_generics/source/Cargo.toml, anneal/v1/tests/fixtures/cyclic_paths/source/Cargo.toml, anneal/v1/tests/fixtures/diagnostic_mapping/source/Cargo.toml, anneal/v1/tests/fixtures/dst_layout/source/Cargo.toml, anneal/v1/tests/fixtures/duplicate_blocks/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_cfg/test_7_1_phantom_fn/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_cfg/test_7_3_ghost_spec/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_charon/test_8_2_unions/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_invariants/test_4_6_assoc_types/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_logic/test_5_4_std_types/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_modules/test_6_1_external_crate/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_modules/test_6_3_renaming/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_mut_refs/test_3_3_ret_mut/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_naming/test_1_1_lean_keywords_fns/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_naming/test_1_2_lean_keywords_args/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_naming/test_1_3_rust_keywords_idents/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_stress/test_11_2_monolith/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_types/test_2_3_zst/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_types/test_2_6_nested_refs/source/Cargo.toml, anneal/v1/tests/fixtures/edge_cases_types/test_2_7_arrays/source/Cargo.toml, anneal/v1/tests/fixtures/enums_pattern_matching/source/Cargo.toml, anneal/v1/tests/fixtures/env_interleaved_stdout/source/Cargo.toml, anneal/v1/tests/fixtures/expand_output/source/Cargo.toml, anneal/v1/tests/fixtures/extern_never_verified/source/Cargo.toml, anneal/v1/tests/fixtures/external_dep_failure/source/Cargo.toml, anneal/v1/tests/fixtures/external_dep_failure/source/app/Cargo.toml, anneal/v1/tests/fixtures/external_dep_failure/source/utils/Cargo.toml, anneal/v1/tests/fixtures/external_path_dependency/source/external_dep/Cargo.toml, anneal/v1/tests/fixtures/external_path_dependency/source/workspace/Cargo.toml, anneal/v1/tests/fixtures/external_path_dependency/source/workspace/app/Cargo.toml, anneal/v1/tests/fixtures/fs_missing_source/source/Cargo.toml, anneal/v1/tests/fixtures/generate_output/source/Cargo.toml, anneal/v1/tests/fixtures/hidden_syntax_error/source/Cargo.toml, anneal/v1/tests/fixtures/idempotency/source/Cargo.toml, anneal/v1/tests/fixtures/is_valid_verification/source/Cargo.toml, anneal/v1/tests/fixtures/json_code_suggestions/source/Cargo.toml, anneal/v1/tests/fixtures/json_linker_error/source/Cargo.toml, anneal/v1/tests/fixtures/json_nested_children/source/Cargo.toml, anneal/v1/tests/fixtures/lean_edge_cases/source/Cargo.toml, anneal/v1/tests/fixtures/lean_generation/source/Cargo.toml, anneal/v1/tests/fixtures/map_canonical_mismatch/source/Cargo.toml, anneal/v1/tests/fixtures/map_external_dep/source/Cargo.toml, anneal/v1/tests/fixtures/map_macro_expansion/source/Cargo.toml, anneal/v1/tests/fixtures/map_mixed_diagnostics/source/Cargo.toml, anneal/v1/tests/fixtures/map_path_traversal/source/Cargo.toml, anneal/v1/tests/fixtures/map_relative_path/source/Cargo.toml, anneal/v1/tests/fixtures/map_std_lib/source/Cargo.toml, anneal/v1/tests/fixtures/map_std_library/source/Cargo.toml, anneal/v1/tests/fixtures/map_symlinked_file/source/Cargo.toml, anneal/v1/tests/fixtures/map_workspace_path_dep/source/Cargo.toml, anneal/v1/tests/fixtures/missing_output/source/Cargo.toml, anneal/v1/tests/fixtures/mixed_workspace/source/Cargo.toml, anneal/v1/tests/fixtures/mixed_workspace/source/crates/app/Cargo.toml, anneal/v1/tests/fixtures/mixed_workspace/source/crates/dep/Cargo.toml, anneal/v1/tests/fixtures/module_resolution/source/Cargo.toml, anneal/v1/tests/fixtures/multi_artifact/source/Cargo.toml, anneal/v1/tests/fixtures/multiple_errors/source/Cargo.toml, anneal/v1/tests/fixtures/named_bounds_failures/source/Cargo.toml, anneal/v1/tests/fixtures/named_bounds_lean_failures/source/Cargo.toml, anneal/v1/tests/fixtures/named_bounds_validation_failures/source/Cargo.toml, anneal/v1/tests/fixtures/nested_item_error/source/Cargo.toml, anneal/v1/tests/fixtures/nested_out_of_line_mod/source/Cargo.toml, anneal/v1/tests/fixtures/os_arg_limit_exceeded/source/Cargo.toml, anneal/v1/tests/fixtures/raw_ptr_dst_layout/source/Cargo.toml, anneal/v1/tests/fixtures/reject_safe_is_safe/source/Cargo.toml, anneal/v1/tests/fixtures/reject_safe_requires/source/Cargo.toml, anneal/v1/tests/fixtures/select_bin/source/Cargo.toml, anneal/v1/tests/fixtures/select_lib/source/Cargo.toml, anneal/v1/tests/fixtures/size_of_align_of/source/Cargo.toml, anneal/v1/tests/fixtures/sizedness/source/Cargo.toml, anneal/v1/tests/fixtures/sizedness/source/pass/Cargo.toml, anneal/v1/tests/fixtures/sizedness/source/reject/Cargo.toml, anneal/v1/tests/fixtures/span_empty_unsafe_block/source/Cargo.toml, anneal/v1/tests/fixtures/span_macro_expansion/source/Cargo.toml, anneal/v1/tests/fixtures/span_mapping_basic/source/Cargo.toml, anneal/v1/tests/fixtures/span_multibyte_offsets/source/Cargo.toml, anneal/v1/tests/fixtures/split_artifact/source/Cargo.toml, anneal/v1/tests/fixtures/stale_output/source/Cargo.toml, anneal/v1/tests/fixtures/stuck_wps/source/Cargo.toml, anneal/v1/tests/fixtures/stuck_wps/source/crates/app/Cargo.toml, anneal/v1/tests/fixtures/stuck_wps/source/crates/dep/Cargo.toml, anneal/v1/tests/fixtures/success_allow_sorry/source/Cargo.toml, anneal/v1/tests/fixtures/success_allow_sorry_is_valid/source/Cargo.toml, anneal/v1/tests/fixtures/syntax_error/source/Cargo.toml, anneal/v1/tests/fixtures/target_selection/source/Cargo.toml, anneal/v1/tests/fixtures/test_ptr_crate/Cargo.toml, anneal/v1/tests/fixtures/type_features/source/Cargo.toml, anneal/v1/tests/fixtures/ui_build_script_noise/source/Cargo.toml, anneal/v1/tests/fixtures/ui_hanging_build/source/Cargo.toml, anneal/v1/tests/fixtures/ui_silent_panic/source/Cargo.toml, anneal/v1/tests/fixtures/ui_the_flood/source/Cargo.toml, anneal/v1/tests/fixtures/ui_visual_ghosting/source/Cargo.toml, anneal/v1/tests/fixtures/unions/source/Cargo.toml, anneal/v1/tests/fixtures/unsound_is_valid_error/source/Cargo.toml, anneal/v1/tests/fixtures/verify_is_valid_macro/source/Cargo.toml, anneal/v1/tests/fixtures/warnings_vs_errors/source/Cargo.toml, anneal/v1/tests/fixtures/weird_functions/source/Cargo.toml, anneal/v1/tests/fixtures/workspace_path_dep/source/Cargo.toml, anneal/v1/tests/fixtures/workspace_path_dep/source/crates/app/Cargo.toml, anneal/v1/tests/fixtures/workspace_path_dep/source/crates/utils/Cargo.toml, anneal/v1/tools/doc_gen/Cargo.toml, exocrate/Cargo.toml, tools/Cargo.toml, tools/cargo-zerocopy/Cargo.toml, tools/generate-readme/Cargo.toml, tools/ui-runner/Cargo.toml, zerocopy/Cargo.toml, zerocopy/testutil/Cargo.toml, zerocopy/vendor/aho-corasick/Cargo.toml, zerocopy/vendor/autocfg/Cargo.toml, zerocopy/vendor/bitflags/Cargo.toml, zerocopy/vendor/camino/Cargo.toml, zerocopy/vendor/cargo-platform/Cargo.toml, zerocopy/vendor/cargo_metadata/Cargo.toml, zerocopy/vendor/cfg-if/Cargo.toml, zerocopy/vendor/dissimilar/Cargo.toml, zerocopy/vendor/either/Cargo.toml, zerocopy/vendor/elain/Cargo.toml, zerocopy/vendor/itertools/Cargo.toml, zerocopy/vendor/itoa/Cargo.toml, zerocopy/vendor/libc/Cargo.toml, zerocopy/vendor/lock_api/Cargo.toml, zerocopy/vendor/memchr/Cargo.toml, zerocopy/vendor/parking_lot/Cargo.toml, zerocopy/vendor/parking_lot_core/Cargo.toml, zerocopy/vendor/prettyplease/Cargo.toml, zerocopy/vendor/proc-macro2/Cargo.toml, zerocopy/vendor/quote/Cargo.toml, zerocopy/vendor/rand/Cargo.toml, zerocopy/vendor/rand_core/Cargo.toml, zerocopy/vendor/redox_syscall/Cargo.toml, zerocopy/vendor/regex-syntax/Cargo.toml, zerocopy/vendor/regex/Cargo.toml, zerocopy/vendor/rustversion/Cargo.toml, zerocopy/vendor/ryu/Cargo.toml, zerocopy/vendor/scopeguard/Cargo.toml, zerocopy/vendor/semver/Cargo.toml, zerocopy/vendor/serde/Cargo.toml, zerocopy/vendor/serde_derive/Cargo.toml, zerocopy/vendor/serde_json/Cargo.toml, zerocopy/vendor/smallvec/Cargo.toml, zerocopy/vendor/static_assertions/Cargo.toml, zerocopy/vendor/syn/Cargo.toml, zerocopy/vendor/thiserror-impl/Cargo.toml, zerocopy/vendor/thiserror/Cargo.toml, zerocopy/vendor/unicode-ident/Cargo.toml, zerocopy/vendor/windows-targets/Cargo.toml, zerocopy/vendor/windows_aarch64_gnullvm/Cargo.toml, zerocopy/vendor/windows_aarch64_msvc/Cargo.toml, zerocopy/vendor/windows_i686_gnu/Cargo.toml, zerocopy/vendor/windows_i686_gnullvm/Cargo.toml, zerocopy/vendor/windows_i686_msvc/Cargo.toml, zerocopy/vendor/windows_x86_64_gnu/Cargo.toml, zerocopy/vendor/windows_x86_64_gnullvm/Cargo.toml, zerocopy/vendor/windows_x86_64_msvc/Cargo.toml, zerocopy/zerocopy-derive/Cargo.toml
dependency_bot_commit_share0.06
How it's scored
45/45Type-checkable codeRust (statically typed)
53.3/55Manageable file sizes13/431 source files over 60KB
Inputs used
primary_languageRust
largest_source_bytes2,360,113
source_files_sampled431
oversized_source_files13
How it's scored
0/40API schema (OpenAPI/GraphQL/proto)not applicable to this kind of software
0/20MCP servernot applicable to this kind of software
40/40Runnable examplesexamples
Inputs used
example_dirsexamples
has_mcp_signalno
api_schema_files
interfaces_expected_of
Excluded from scoring (no data or not applicable): API schema (OpenAPI/GraphQL/proto), MCP server. Remaining weights renormalized.

Key facts

2,529GitHub stars
78contributors
417commits, last 12 months
1days since last push
100releases
2bus factor
268open issues
crates.iopackage ecosystems

Data collection warnings

  • Star history unavailable: GitHub GraphQL error: Resource not accessible by personal access token

More detail

Star and fork history 0 ★ / 170 ⇿
0Stars
170Forks
100Releases

When each star and fork was added, collected from GitHub and bucketed by day. Cumulative growth sits directly above the daily additions it is made of, so the two read against each other: steady organic accretion looks nothing like an abrupt, short-lived burst. Where that difference is measurable, it is reported as growth authenticity.

0408012016020016942022-092024-082026-08
Major 0Minor 1Patch 56

Each point covers 4 days.

OpenSSF Scorecard 6.9 / 10
6.9aggregate

Independent, tool-agnostic security assessment from the open-source OpenSSF Scorecard. Each check rewards a security practice, not a specific vendor's tool. Checks Scorecard could not determine are marked n/a and excluded from the security score (never counted as zero).Scorecard v5.5.0 · 2026-08-04 21:26 UTC

2Binary-Artifactsbinaries present in source code
8Branch-Protectionbranch protection is not maximal on development and all release branches
10CI-Tests30 out of 30 merged PRs checked by a CI test -- score normalized to 10
0CII-Best-Practicesno effort to earn an OpenSSF best practices badge detected
7Code-ReviewFound 19/25 approved changesets -- score normalized to 7
10Contributorsproject has 12 contributing companies or organizations
10Dangerous-Workflowno dangerous workflow patterns detected
10Dependency-Update-Toolupdate tool detected
0Fuzzingproject is not fuzzed
10Licenselicense file detected
10Maintained30 commit(s) and 16 issue activity found in the last 90 days -- score normalized to 10
10Packagingpackaging workflow detected
8Pinned-Dependenciesdependency not pinned by hash detected -- score normalized to 8
0SASTSAST tool is not run on all commits -- score normalized to 0
10Security-Policysecurity policy file detected
n/aSigned-Releasesno releases found
10Token-PermissionsGitHub workflow tokens follow principle of least privilege
1Vulnerabilities9 existing vulnerabilities detected
Direct dependencies 29
RegistryPackageVersion constraintManifest
crates.ioexocrateanneal/Cargo.toml
crates.iotoml_const1.3.0anneal/Cargo.toml
crates.ioclap4.5anneal/Cargo.toml
crates.ioclap-cargo0.18.3anneal/Cargo.toml
crates.ioenv_logger0.11anneal/Cargo.toml
crates.iolog0.4anneal/Cargo.toml
crates.ioanyhow1.0.102anneal/Cargo.toml
crates.iocargo_metadata0.23.1anneal/Cargo.toml
crates.iomiette7.6.0anneal/Cargo.toml
crates.iothiserror2.0.18anneal/Cargo.toml
crates.ioserde_json1.0.149anneal/Cargo.toml
crates.ioserde1.0.228anneal/Cargo.toml
crates.ioindicatif0.18.4anneal/Cargo.toml
crates.iofs20.4anneal/Cargo.toml
crates.iowalkdir2.5.0anneal/Cargo.toml
crates.iosha20.10anneal/Cargo.toml
crates.iotempfile3.27.0anneal/Cargo.toml
crates.iorayon1.11.0anneal/Cargo.toml
crates.iocharon_libanneal/Cargo.toml
crates.iodirs6.0.0exocrate/Cargo.toml
crates.iofs20.4.3exocrate/Cargo.toml
crates.iolog0.4.29exocrate/Cargo.toml
crates.iosha20.10.9exocrate/Cargo.toml
crates.iosha2-const0.1.3exocrate/Cargo.toml
crates.iotar0.4.45exocrate/Cargo.toml
crates.iotempfile3.27.0exocrate/Cargo.toml
crates.ioureq3.3.0exocrate/Cargo.toml
crates.iozstd0.13.3exocrate/Cargo.toml
crates.iozerocopy-derive=0.8.55zerocopy/Cargo.toml
All dependencies 439

Full resolved dependency set from the GitHub dependency graph: 34 direct and 405 indirect (transitive) packages. The transitive closure is complete when the repository commits a lockfile.

RegistryPackageVersionRelation
crates.ioanyhow1.0.102direct
crates.iocargo_metadatadirect
crates.iocargo_metadata0.18.1direct
crates.iocargo_metadata0.23.1direct
crates.ioclap4.6.0direct
crates.ioclap4.6.1direct
crates.ioclap-cargo0.18.3direct
crates.iodirs6.0.0direct
crates.ioenv_logger0.11.10direct
crates.iofs20.4.3direct
crates.ioindicatif0.18.4direct
crates.iolog0.4.29direct
crates.iolog0.4.30direct
crates.iolog0.4.31direct
crates.iomiette7.6.0direct
crates.iorayon1.11.0direct
crates.iorayon1.12.0direct
crates.ioserde1.0.210direct
crates.ioserde1.0.228direct
crates.ioserde_json1.0.143direct
crates.ioserde_json1.0.149direct
crates.ioserde_json1.0.150direct
crates.iosha20.10.9direct
crates.iosha2-const0.1.3direct
crates.iotar0.4.46direct
crates.iotempfile3.27.0direct
crates.iothiserror1.0.65direct
crates.iothiserror1.0.69direct
crates.iothiserror2.0.18direct
crates.iotoml_const1.3.0direct
crates.ioureq3.3.0direct
crates.iowalkdir2.5.0direct
crates.iozerocopy-derive0.8.50direct
crates.iozstd0.13.3direct
crates.ioaddr2line0.25.1indirect
crates.ioadler22.0.1indirect
crates.ioahash0.8.12indirect
crates.ioaho-corasick0.7.20indirect
crates.ioaho-corasick1.1.4indirect
crates.ioannotate-snippets0.11.5indirect
crates.ioannotate-snippets0.12.16indirect
crates.ioanstream0.6.21indirect
crates.ioanstream1.0.0indirect
crates.ioanstyle1.0.14indirect
crates.ioanstyle-parse0.2.7indirect
crates.ioanstyle-parse1.0.0indirect
crates.ioanstyle-query1.1.5indirect
crates.ioanstyle-wincon3.0.11indirect
crates.ioar_archive_writer0.5.1indirect
crates.ioarrayvec0.7.6indirect
crates.ioassert_cmd2.2.0indirect
crates.ioassert_cmd2.2.2indirect
crates.ioatomic-polyfill1.0.3indirect
crates.ioautocfg1.5.0indirect
crates.ioautocfg1.5.1indirect
crates.iobacktrace0.3.76indirect
crates.iobacktrace-ext0.2.1indirect
crates.iobase640.22.1indirect
crates.iobit-set0.8.0indirect
crates.iobit-vec0.8.0indirect
crates.iobitflags2.10.0indirect
crates.iobitflags2.11.0indirect
crates.iobitflags2.11.1indirect
crates.iobitflags2.12.1indirect
crates.ioblock-buffer0.10.4indirect
crates.iobrownstone3.0.0indirect
crates.iobstr1.12.1indirect
crates.iobumpalo3.20.2indirect
crates.iobumpalo3.20.3indirect
crates.iobyteorder1.5.0indirect
crates.iobytes1.11.1indirect
crates.iocamino1.1.12indirect
crates.iocamino1.2.2indirect
crates.iocargo-platform0.1.2indirect
crates.iocargo-platform0.1.9indirect
crates.iocargo-platform0.3.2indirect
crates.iocargo-platform0.3.3indirect
crates.iocc1.2.59indirect
crates.iocc1.2.62indirect
crates.iocc1.2.63indirect
crates.iocfg-if1.0.4indirect
crates.iocharon0.1.210indirect
crates.ioclap_builder4.6.0indirect
crates.ioclap_derive4.6.0indirect
crates.ioclap_derive4.6.1indirect
crates.ioclap_lex1.1.0indirect
crates.iocobs0.3.0indirect
crates.iocolor-eyre0.6.5indirect
crates.iocolor-spantrace0.3.0indirect
crates.iocolorchoice1.0.5indirect
crates.iocolored2.2.0indirect
crates.iocolored3.1.1indirect
crates.iocomma1.0.0indirect
crates.ioconsole0.16.3indirect
crates.ioconvert_case0.6.0indirect
crates.iocpufeatures0.2.17indirect
crates.iocrc32fast1.5.0indirect
crates.iocritical-section1.2.0indirect
crates.iocrossbeam-channel0.5.15indirect
crates.iocrossbeam-deque0.8.6indirect
crates.iocrossbeam-epoch0.9.18indirect
crates.iocrossbeam-utils0.8.21indirect
crates.iocrypto-common0.1.7indirect
crates.iodarling0.20.11indirect
crates.iodarling_core0.20.11indirect
crates.iodarling_macro0.20.11indirect
crates.iodashmap6.1.0indirect
crates.iodatatest-stable0.3.3indirect
crates.ioderanged0.5.8indirect
crates.ioderive_generic_visitor0.2.0indirect
crates.ioderive_generic_visitor_macros0.2.0indirect
crates.iodifflib0.4.0indirect
crates.iodigest0.10.7indirect
crates.iodirs-sys0.5.0indirect
crates.iodissimilarindirect
crates.iodissimilar1.0.10indirect
crates.ioeither1.13.0indirect
crates.ioeither1.15.0indirect
crates.ioeither1.16.0indirect
crates.ioelain0.3.1indirect
crates.ioembedded-io0.4.0indirect
crates.ioembedded-io0.6.1indirect
crates.ioencode_unicode1.0.0indirect
crates.ioenv_filter1.0.1indirect
crates.ioenv_home0.1.0indirect
crates.ioequivalent1.0.2indirect
crates.ioerrno0.3.14indirect
crates.ioescape82590.5.3indirect
crates.ioext-trait1.0.1indirect
crates.ioext-trait-proc_macros1.0.1indirect
crates.ioextension-traits1.0.1indirect
crates.ioeyre0.6.12indirect
crates.iofancy-regex0.14.0indirect
crates.iofastrand2.3.0indirect
crates.iofastrand2.4.1indirect
crates.iofiletime0.2.27indirect
crates.iofiletime0.2.29indirect
crates.iofind-msvc-tools0.1.9indirect
crates.iofixedbitset0.5.7indirect
crates.ioflate21.1.9indirect
crates.iofloat-cmp0.10.0indirect
crates.iofnv1.0.7indirect
crates.iofoldhash0.1.5indirect
crates.iofraction0.15.4indirect
crates.iofutures-core0.3.32indirect
crates.iofutures-task0.3.32indirect
crates.iofutures-util0.3.32indirect
crates.iogeneric-array0.14.7indirect
crates.iogetrandom0.2.17indirect
crates.iogetrandom0.3.4indirect
crates.iogetrandom0.4.2indirect
crates.iogimli0.32.3indirect
crates.iohash320.2.1indirect
crates.iohashbrown0.14.5indirect
crates.iohashbrown0.15.5indirect
crates.iohashbrown0.16.1indirect
crates.iohashbrown0.17.1indirect
crates.iohax-adt-into0.3.5indirect
crates.ioheapless0.7.17indirect
crates.ioheck0.5.0indirect
crates.iohttp1.4.0indirect
crates.iohttp1.4.1indirect
crates.iohttparse1.10.1indirect
crates.ioid-arena2.3.0indirect
crates.ioident_case1.0.1indirect
crates.ioindent_write2.2.0indirect
crates.ioindenter0.3.4indirect
crates.ioindex_vec0.1.4indirect
crates.ioindexmap2.13.0indirect
crates.ioindexmap2.13.1indirect
crates.ioindexmap2.14.0indirect
crates.ioindoc2.0.7indirect
crates.iois_ci1.2.0indirect
crates.iois_terminal_polyfill1.70.2indirect
crates.ioitertools0.11.0indirect
crates.ioitertools0.13.0indirect
crates.ioitoa1.0.15indirect
crates.ioitoa1.0.18indirect
crates.iojiff0.2.23indirect
crates.iojiff0.2.28indirect
crates.iojiff-static0.2.23indirect
crates.iojiff-static0.2.28indirect
crates.iojobserver0.1.34indirect
crates.iojoinery2.1.0indirect
crates.iojs-sys0.3.91indirect
crates.iojs-sys0.3.94indirect
crates.iojs-sys0.3.99indirect
crates.iolazy_static1.5.0indirect
crates.ioleb128fmt0.1.0indirect
crates.iolevenshtein1.0.5indirect
crates.iolibc0.2.163indirect
crates.iolibc0.2.183indirect
crates.iolibc0.2.184indirect
crates.iolibc0.2.186indirect
crates.iolibredox0.1.15indirect
crates.iolibredox0.1.16indirect
crates.iolibredox0.1.17indirect
crates.iolibtest-mimic0.8.2indirect
crates.iolinux-raw-sys0.12.1indirect
crates.iolock_api0.4.11indirect
crates.iolock_api0.4.14indirect
crates.iomacros0.1.0indirect
crates.iomatchers0.2.0indirect
crates.iomemchr2.5.0indirect
crates.iomemchr2.8.0indirect
crates.iomemchr2.8.1indirect
crates.iomiette-derive7.6.0indirect
crates.iominimal-lexical0.2.1indirect
crates.iominiz_oxide0.8.9indirect
crates.ionom7.1.3indirect
crates.ionom-supreme0.8.0indirect
crates.ionormalize-line-endings0.3.0indirect
crates.ionu-ansi-term0.50.3indirect
crates.ionum0.4.3indirect
crates.ionum-bigint0.4.6indirect
crates.ionum-complex0.4.6indirect
crates.ionum-conv0.2.2indirect
crates.ionum-integer0.1.46indirect
crates.ionum-iter0.1.45indirect
crates.ionum-rational0.4.2indirect
crates.ionum-traits0.2.19indirect
crates.ionum_threads0.1.7indirect
crates.ioobject0.37.3indirect
crates.ioonce_cell1.21.4indirect
crates.ioonce_cell_polyfill1.70.2indirect
crates.iooption-ext0.2.0indirect
crates.ioowo-colors4.3.0indirect
crates.ioparking_lotindirect
crates.ioparking_lot0.12.1indirect
crates.ioparking_lot0.12.5indirect
crates.ioparking_lot_core0.9.10indirect
crates.ioparking_lot_core0.9.12indirect
crates.iopaste1.0.15indirect
crates.iopathdiff0.2.3indirect
crates.iopercent-encoding2.3.2indirect
crates.iopetgraph0.8.3indirect
crates.iophf0.13.1indirect
crates.iophf_generator0.13.1indirect
crates.iophf_macros0.13.1indirect
crates.iophf_shared0.13.1indirect
crates.iopin-project-lite0.2.17indirect
crates.iopkg-config0.3.32indirect
crates.iopkg-config0.3.33indirect
crates.ioplain0.2.3indirect
crates.ioportable-atomic1.13.1indirect
crates.ioportable-atomic-util0.2.6indirect
crates.ioportable-atomic-util0.2.7indirect
crates.iopostcard1.1.3indirect
crates.iopowerfmt0.2.0indirect
crates.iopredicates3.1.4indirect
crates.iopredicates-core1.0.10indirect
crates.iopredicates-tree1.0.13indirect
crates.ioprettydiff0.9.0indirect
crates.ioprettypleaseindirect
crates.ioprettyplease0.2.17indirect
crates.ioprettyplease0.2.37indirect
crates.ioproc-macro2indirect
crates.ioproc-macro21.0.106indirect
crates.ioproc-macro21.0.80indirect
crates.iopsm0.1.31indirect
crates.ioquoteindirect
crates.ioquote1.0.40indirect
crates.ioquote1.0.45indirect
crates.ior-efi5.3.0indirect
crates.ior-efi6.0.0indirect
crates.iorand0.8.7indirect
crates.iorand_core0.6.4indirect
crates.iorayon-core1.13.0indirect
crates.ioredox_syscall0.5.18indirect
crates.ioredox_syscall0.7.3indirect
crates.ioredox_users0.5.2indirect
crates.ioregex1.12.3indirect
crates.ioregex1.7.3indirect
crates.ioregex-automata0.4.14indirect
crates.ioregex-syntax0.6.29indirect
crates.ioregex-syntax0.8.10indirect
crates.ioring0.17.14indirect
crates.iorustc-demangle0.1.27indirect
crates.iorustc-hash2.1.2indirect
crates.iorustc_version0.4.1indirect
crates.iorustfix0.8.7indirect
crates.iorustix1.1.4indirect
crates.iorustls0.23.37indirect
crates.iorustls0.23.40indirect
crates.iorustls-pki-types1.14.0indirect
crates.iorustls-pki-types1.14.1indirect
crates.iorustls-webpki0.103.13indirect
crates.iorustversionindirect
crates.iorustversion1.0.22indirect
crates.ioryu1.0.20indirect
crates.iosame-file1.0.6indirect
crates.ioscopeguard1.2.0indirect
crates.iosemver1.0.26indirect
crates.iosemver1.0.27indirect
crates.iosemver1.0.28indirect
crates.ioserde_core1.0.228indirect
crates.ioserde_derive1.0.210indirect
crates.ioserde_derive1.0.228indirect
crates.ioserde_spanned0.6.9indirect
crates.ioserde_spanned1.1.1indirect
crates.ioserde_stacker0.1.14indirect
crates.ioserde_state1.0.0indirect
crates.ioserde_state_derive1.0.0indirect
crates.iosharded-slab0.1.7indirect
crates.ioshlex1.3.0indirect
crates.ioshlex2.0.1indirect
crates.iosimd-adler320.3.9indirect
crates.iosimilar2.7.0indirect
crates.iosiphasher1.0.3indirect
crates.ioslab0.4.12indirect
crates.iosmallvec1.15.1indirect
crates.iospanned0.4.1indirect
crates.iospin0.9.8indirect
crates.iostable_deref_trait1.2.1indirect
crates.iostacker0.1.24indirect
crates.iostatic_assertionsindirect
crates.iostatic_assertions1.1.0indirect
crates.iostreaming-iterator0.1.9indirect
crates.iostrip-ansi-escapes0.2.1indirect
crates.iostrsim0.11.1indirect
crates.iosubtle2.6.1indirect
crates.iosupports-color3.0.2indirect
crates.iosupports-hyperlinks3.2.0indirect
crates.iosupports-unicode3.0.0indirect
crates.iosynindirect
crates.iosyn1.0.109indirect
crates.iosyn2.0.117indirect
crates.iosyn2.0.56indirect
crates.iotake_mut0.2.2indirect
crates.ioterminal_size0.4.4indirect
crates.iotermtree0.5.1indirect
crates.iotextwrap0.16.2indirect
crates.iothiserror-impl1.0.65indirect
crates.iothiserror-impl1.0.69indirect
crates.iothiserror-impl2.0.18indirect
crates.iothread_local1.1.9indirect
crates.iotime0.3.47indirect
crates.iotime-core0.1.8indirect
crates.iotime-macros0.2.27indirect
crates.iotoml0.8.23indirect
crates.iotoml0.9.12+spec-1.1.0indirect
crates.iotoml_const_macros1.3.0indirect
crates.iotoml_datetime0.6.11indirect
crates.iotoml_datetime0.7.5+spec-1.1.0indirect
crates.iotoml_edit0.22.27indirect
crates.iotoml_parser1.1.2+spec-1.1.0indirect
crates.iotoml_write0.1.2indirect
crates.iotoml_writer1.1.1+spec-1.1.0indirect
crates.iotracing0.1.44indirect
crates.iotracing-attributes0.1.31indirect
crates.iotracing-core0.1.36indirect
crates.iotracing-error0.2.1indirect
crates.iotracing-log0.2.0indirect
crates.iotracing-subscriber0.3.23indirect
crates.iotracing-tree0.4.0indirect
crates.iotree-sitterindirect
crates.iotree-sitter0.25.10indirect
crates.iotree-sitter-language0.1.7indirect
crates.iotree-sitter-lean4indirect
crates.iotree-sitter-lean40.2.2indirect
crates.iotypenum1.19.0indirect
crates.iotypenum1.20.0indirect
crates.iotypenum1.20.1indirect
crates.ioui_testindirect
crates.ioui_test0.30.4indirect
crates.iounicode-ident1.0.22indirect
crates.iounicode-ident1.0.24indirect
crates.iounicode-linebreak0.1.5indirect
crates.iounicode-segmentation1.13.2indirect
crates.iounicode-segmentation1.13.3indirect
crates.iounicode-width0.1.14indirect
crates.iounicode-width0.2.2indirect
crates.iounicode-xid0.2.6indirect
crates.iounit-prefix0.5.2indirect
crates.iountrusted0.9.0indirect
crates.ioureq-proto0.6.0indirect
crates.ioustr1.1.0indirect
crates.ioutf8-zero0.8.1indirect
crates.ioutf8parse0.2.2indirect
crates.iovaluable0.1.1indirect
crates.ioversion_check0.9.5indirect
crates.iovte0.14.1indirect
crates.iowait-timeout0.2.1indirect
crates.iowasi0.11.1+wasi-snapshot-preview1indirect
crates.iowasip21.0.2+wasi-0.2.9indirect
crates.iowasip21.0.3+wasi-0.2.9indirect
crates.iowasip30.4.0+wasi-0.3.0-rc-2026-01-06indirect
crates.iowasm-bindgen0.2.114indirect
crates.iowasm-bindgen0.2.117indirect
crates.iowasm-bindgen0.2.122indirect
crates.iowasm-bindgen-macro0.2.114indirect
crates.iowasm-bindgen-macro0.2.117indirect
crates.iowasm-bindgen-macro0.2.122indirect
crates.iowasm-bindgen-macro-support0.2.114indirect
crates.iowasm-bindgen-macro-support0.2.117indirect
crates.iowasm-bindgen-macro-support0.2.122indirect
crates.iowasm-bindgen-shared0.2.114indirect
crates.iowasm-bindgen-shared0.2.117indirect
crates.iowasm-bindgen-shared0.2.122indirect
crates.iowasm-encoder0.244.0indirect
crates.iowasm-metadata0.244.0indirect
crates.iowasmparser0.244.0indirect
crates.ioweb-time1.1.0indirect
crates.iowebpki-roots1.0.6indirect
crates.iowebpki-roots1.0.7indirect
crates.iowhich7.0.3indirect
crates.iowinapi0.3.9indirect
crates.iowinapi-i686-pc-windows-gnu0.4.0indirect
crates.iowinapi-util0.1.11indirect
crates.iowinapi-x86_64-pc-windows-gnu0.4.0indirect
crates.iowindows-link0.2.1indirect
crates.iowindows-sys0.52.0indirect
crates.iowindows-sys0.59.0indirect
crates.iowindows-sys0.61.2indirect
crates.iowindows-targets0.52.6indirect
crates.iowindows_aarch64_gnullvm0.52.6indirect
crates.iowindows_aarch64_msvc0.52.6indirect
crates.iowindows_i686_gnu0.52.6indirect
crates.iowindows_i686_gnullvm0.52.6indirect
crates.iowindows_i686_msvc0.52.6indirect
crates.iowindows_x86_64_gnu0.52.6indirect
crates.iowindows_x86_64_gnullvm0.52.6indirect
crates.iowindows_x86_64_msvc0.52.6indirect
crates.iowinnow0.7.15indirect
crates.iowinnow1.0.3indirect
crates.iowinsafe0.0.19indirect
crates.iowit-bindgen0.51.0indirect
crates.iowit-bindgen0.57.1indirect
crates.iowit-bindgen-core0.51.0indirect
crates.iowit-bindgen-rust0.51.0indirect
crates.iowit-bindgen-rust-macro0.51.0indirect
crates.iowit-component0.244.0indirect
crates.iowit-parser0.244.0indirect
crates.ioxattr1.6.1indirect
crates.iozerocopy0.8.50indirect
crates.iozeroize1.8.2indirect
crates.iozmij1.0.21indirect
crates.iozstd-safe7.2.4indirect
crates.iozstd-sys2.0.16+zstd.1.5.7indirect
Dependency advisories 0

Installing crates:zerocopy@0.8.55 pulls in 16 packages, direct and transitive: 0 carry known advisories, of which 0 are direct dependencies.

No known advisories affect the assessed dependencies.

An advisory means the version recorded in the dependency graph falls inside an advisory’s affected range. Reachability is not analysed, and the graph includes development and test pins — a finding may concern tooling rather than shipped software.

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Spotted something off in this report, or have thoughts to share? Wrong measurements, missed tooling, ideas, questions — anything is welcome. Every message is read and gets a response.

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Scores are signals, not warranties. They reflect publicly visible practices on GitHub — not a code audit, and not a security guarantee.

Missing data is excluded and weights renormalized, never scored as zero. Methodology is versioned and open: metrics v2.10.0, schema v0.31.0 — full methodology · metrics wiki.

How one result sits in the wider record: aggregate statisticscrates.io.