Публічний реєстр
Звіт про здоров'я програмного забезпеченнясхема 0.27.0 · метрики 1.13.0 · 2026-07-25 07:52 UTC

HdrHistogram / hdrhistogram-go

A pure Go implementation of Gil Tene's HDR Histogram.

GoMIT★ 467 зірок⑂ 66 форківз лип. 2014 р.Переглянути на GitHub ↗

HdrHistogram/hdrhistogram-go має індекс здоров’я 65 зі 100, що відповідає смузі «Помірний». Найвищий показник — Sustainability & Governance (76/100), найнижчий — AI Readiness (56/100). Останнє оновлення було 17 днів тому. Більшість нещодавньої роботи виконують 2 учасники.

65
загалом / 100
Помірний

Індекс здоров'я програмного забезпечення

Метрики згруповано у зважені категорії на шкалі 1–100. Загальна оцінка починається як їхнє середнє; коли публічні дані активують Політику юрисдикцій високого ризику, рейтинг коригується й отримує верхню межу 49 («Під ризиком»). Готовність до ШІ не входить до індексу.

65
Відмінний85-100Зразковий; відповідає практично всім перевіреним критеріям
Добрий70-84Здоровий; незначні прогалини
Помірний50-69Прийнятний, але з помітними прогалинами; рекомендовано перевірку
У зоні ризику30-49Суттєві слабкі місця; впровадження потребує обережності
Критичний1-29Серйозні проблеми (покинутий, єдиний мейнтейнер, без базової гігієни)
ЖиттєздатністьСпільнота тавпровадженняСталість таврядуванняІнженернаякістьБезпекаГотовність доШІ

Профіль оцінок

Кожна вісь — окрема категорія. Форма важить більше, ніж середнє: здоровий об'єкт заповнює всю фігуру, тоді як профіль із піками та провалами означає, що сила в одному вимірі маскує ризик в іншому.

Власність

HdrHistogramОрганізація
42 підписники13 публічних репозиторіївз січ. 2014 р.

За цим репозиторієм стоїть організація — спільна, підзвітна опіка, здатна пережити будь-якого окремого мейнтейнера.

Пакетні екосистеми

РеєстрПакетВерсіяЗавантажень / місВерсіїОстання публікація
Gogithub.com/HdrHistogram/hdrhistogram-gov1.3.0-820 днів тому

Метрики за категоріями

Життєздатність

Чи живий проєкт — чи пишеться код і чи виходять релізи?

65Помірний · 22% загального індексу
Як обчислюється оцінка
28.8/36Свіжість push — останній push 17 дн. тому
2.1/36Ритм комітів — 3/52 тижнів із комітами
12.1/18Обсяг комітів — 21 комітів за останній рік
10/10OpenSSF Scorecard: Maintained — 17 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 10
Використані вхідні дані
commits_last_year21
human_commit_share1
days_since_last_push17
active_weeks_last_year3
Як обчислюється оцінка
27/27Випускає релізи — опубліковано 7 релізів
36/36Свіжість релізів — останній реліз 17 дн. тому
12.6/27Ритм релізів — реліз кожні ~348,1 дн.
0/10OpenSSF Scorecard: Signed-Releases — немає даних
Використані вхідні дані
releases_count7
latest_release_tagv1.3.0
releases_from_tagsні
days_since_latest_release17
mean_days_between_releases348,1
Виключено з оцінювання (немає даних або не застосовно): OpenSSF Scorecard: Signed-Releases. Залишкові ваги перенормовано.

Спільнота та впровадження

Чи має проєкт користувачів, завантаження, увагу та влаштовані умови для контриб’юторів?

58Помірний · 18% загального індексу
Як обчислюється оцінка
43.3/60Зірки — 467 зірок
15.1/25Форки — 66 форків
6.2/15Спостерігачі — 14 спостерігачів
Використані вхідні дані
forks66
stars467
watchers14
growth_stateunverified
growth_factor_pct100
growth_unverified_reasonno_history
Як обчислюється оцінка
22.5/22.5README
22.5/22.5Ліцензія — визнана ліцензія (MIT)
0/18Настанови CONTRIBUTING
0/13.5Кодекс поведінки
0/7.2Шаблон issue
0/6.3Шаблон PR
Використані вхідні дані
has_readmeтак
has_licenseтак
has_contributingні
has_issue_templateні
has_code_of_conductні
has_pull_request_templateні

Сталість та врядування

Чи переживе проєкт своїх людей — бас-фактор, реактивність, хто за ним стоїть і як супроводжуються пакети?

76Добрий · 24% загального індексу
Як обчислюється оцінка
25.2/54Бас-фактор — на 2 контриб’ютор(ів) припадає половина всіх комітів
15.7/22.5Розподіл комітів — головний контриб’ютор — автор 30% комітів
13.5/13.5Широта контриб’юторів — 14 контриб’юторів
10/10OpenSSF Scorecard: Contributors — project has 9 contributing companies or organizations
Використані вхідні дані
bus_factor2
contributors_sampled14
top_contributor_share0,302
Як обчислюється оцінка
36/46.8Вирішення issue — закрито 77% issue
35.8/38.3Прийняття PR — злито 44/47 вирішених PR
15/15OpenSSF Scorecard: Code-Review — all changesets reviewed
Використані вхідні дані
merged_prs44
open_issues6
closed_issues20
issue_closed_ratio0,769
closed_unmerged_prs3
Як обчислюється оцінка
30/30Підтримка власника — у власності організації
0/20Верифікований домен
11.7/25Охоплення власника — 42 підписників у HdrHistogram
20.3/25Послужний список — 13 публічних репозиторіїв, вік облікового запису ~12 р.
Використані вхідні дані
followers42
owner_typeOrganization
is_verified
owner_loginHdrHistogram
public_repos13
account_age_days4 568

Супровід пакетів

100Відмінний
Як обчислюється оцінка
25/25Опубліковано й доступно — 1 пакет(ів) у go
35/35Свіжість публікацій — остання публікація 20 дн. тому
20/20Історія версій — 8 опублікованих версій
20/20Не застарілий — активний, не deprecated і не yanked
Використані вхідні дані
packagesgithub.com/HdrHistogram/hdrhistogram-go
ecosystemsgo
any_deprecatedні
min_days_since_publish20

Інженерна якість

Чи наявні базові інженерні практики та документація?

58Помірний · 20% загального індексу
Як обчислюється оцінка
24/24Процеси CI — 6 процес(ів) CI
24/24Наявні тести
0/16Конфігурація лінтера
0/9.6Pre-commit-хуки
0/6.4.editorconfig
16/20OpenSSF Scorecard: CI-Tests — 20 out of 23 merged PRs checked by a CI test -- score normalized to 8
Використані вхідні дані
has_ciтак
has_testsтак
has_editorconfigні
has_linter_configні
has_precommit_configні

Документація

50Помірний
Як обчислюється оцінка
30/30README
0/25Каталог документації
0/15Сайт документації / домашня сторінка
10/10Опис репозиторію
0/10Теми
10/10Wiki
Використані вхідні дані
topics
has_wikiтак
homepage
has_readmeтак
has_docs_dirні
has_descriptionтак

Безпека

Чи міцні видимі практики безпеки й ланцюга постачання, без непослабленої пов’язаності з юрисдикціями високого ризику?

68Помірний · 16% загального індексу

Стан безпеки

60Помірний
Як обчислюється оцінка
6.8/7.5Binary-Artifacts — binaries present in source code
0/7.5Branch-Protection — branch protection not enabled on development/release branches
2/2.5CI-Tests — 20 out of 23 merged PRs checked by a CI test -- score normalized to 8
0/2.5CII-Best-Practices — no effort to earn an OpenSSF best practices badge detected
7.5/7.5Code-Review — all changesets reviewed
2.5/2.5Contributors — project has 9 contributing companies or organizations
10/10Dangerous-Workflow — no dangerous workflow patterns detected
0/7.5Dependency-Update-Tool — no update tool detected
5/5Fuzzing — project is fuzzed
2.5/2.5Ліцензія — license file detected
7.5/7.5Maintained — 17 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 10
0/5Packaging — немає даних
0/5Pinned-Dependencies — dependency not pinned by hash detected -- score normalized to 0
4/5SAST — SAST tool detected but not run on all commits
0/5Security-Policy — security policy file not detected
0/7.5Signed-Releases — немає даних
0/7.5Token-Permissions — detected GitHub workflow tokens with excessive permissions
7.5/7.5Vulnerabilities — 0 existing vulnerabilities detected
Використані вхідні дані
sourceopenssf_scorecard
checks_evaluated16
scorecard_versionv5.5.0
checks_inconclusive2
scorecard_aggregate6
Виключено з оцінювання (немає даних або не застосовно): packaging, signed_releases. Залишкові ваги перенормовано.
Як обчислюється оцінка
35/35Прямі залежності без відомих сповіщень — жодна пряма залежність не має відомих сповіщень
0/25Непрямі залежності без відомих сповіщень — транзитивний набір не відокремлюється від залежностей розробки й тестування в цьому обсязі
0/40Немає задавнених сповіщень — жодне сповіщення не має дати публікації
Використані вхідні дані
sourceosv
advisories0
affected_packages0
assessed_packages9
unassessed_packages0
affected_by_severitynone
direct_affected_packages0
Виключено з оцінювання (немає даних або не застосовно): Непрямі залежності без відомих сповіщень, Немає задавнених сповіщень. Залишкові ваги перенормовано. Звірено 9 резолвлених залежностей із OSV. Цей репозиторій не публікує пакета, який резолвить індекс, тож натомість оцінено граф залежностей репозиторію. Цей граф змішує закріплені версії для розробки й тестування зі справді постачаними залежностями, тож оцінюються лише задекларовані runtime-залежності; транзитивні знахідки подаються як контекст і в оцінку не входять. Досяжність не аналізується.

Готовність до ШІ

Наскільки репозиторій оснащений для розробки та супроводу за участі ШІ-агентів? Незалежний, експериментальний бейдж — вага 0.0, тож він подається окремо і не впливає на загальний індекс здоров'я.

56Помірний · 0% загального індексу
Як обчислюється оцінка
0/45Інструкції для агентів — немає CLAUDE.md / AGENTS.md / правил редактора
0/15Машиночитана документація (llms.txt)
27.2/40Читабельна історія комітів — намір зазначено у 51 з 100 людських комітів (структурований заголовок або пояснювальний текст)
Використані вхідні дані
has_llms_txtні
legible_history_share0,51
agent_instruction_files
agent_instruction_max_bytes
Як обчислюється оцінка
18/18Розгортання однією командою — Makefile
22/22Автоматизовані тести
0/11Конфігурація лінтера / форматера
11/11Статична перевірка типів — Go (статично типізована)
10/10Відтворюване середовище — Dockerfile, lockfile
0/10Підтверджена практика роботи з агентами — серед останніх 100 комітів немає створених агентом
0/8Автоматизоване супроводження — автоматичних оновлень залежностей не виявлено
0/10OpenSSF Scorecard: Pinned-Dependencies — dependency not pinned by hash detected -- score normalized to 0
Використані вхідні дані
has_nixні
has_testsтак
lockfilesgo.sum
has_dockerfileтак
typed_languageтак
bootstrap_filesMakefile
has_devcontainerні
has_linter_configні
typecheck_configs
agent_commit_share0
toolchain_manifestsgo.mod
dependency_bot_commit_share0
Як обчислюється оцінка
45/45Типізований код — Go (статично типізована)
55/55Керовані розміри файлів — 0/22 файлів вихідного коду понад 60 КБ
Використані вхідні дані
primary_languageGo
largest_source_bytes32 797
source_files_sampled22
oversized_source_files0

Ключові факти

467зірок GitHub
14контриб'юторів
21комітів за останні 12 місяців
17днів від останнього пушу
7релізів
2бас-фактор
6відкритих issue
Goпакетних екосистем

Попередження щодо збору даних

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

Докладніше

Історія зірок і форків 0 ★ / 66 ⇿
0Зірки
66Форки
6Релізи

Коли додано кожну зірку й форк — зібрано з GitHub і згруповано за днями. Кумулятивне зростання розміщено просто над денними додаваннями, з яких воно складається, тож їх видно одне проти одного: рівномірне органічне накопичення виглядає зовсім інакше, ніж різкий короткочасний сплеск. Там, де цю різницю можна виміряти, її подано як автентичність росту.

01325385063756322014-092020-082026-06
Мажорні 1Мінорні 2Патчі 3

Кожна точка охоплює 11 днів.

OpenSSF Scorecard 6.0 / 10
6.0сукупно

Незалежна, не прив'язана до інструментів оцінка безпеки від відкритого проєкту OpenSSF Scorecard. Кожна перевірка винагороджує практику безпеки, а не інструмент конкретного постачальника. Перевірки, які Scorecard не зміг визначити, позначено н/д і виключено з оцінки безпеки (вони ніколи не зараховуються як нуль).Scorecard v5.5.0 · 2026-07-25 07:52 UTC

9Binary-Artifactsbinaries present in source code
0Branch-Protectionbranch protection not enabled on development/release branches
8CI-Tests20 out of 23 merged PRs checked by a CI test -- score normalized to 8
0CII-Best-Practicesno effort to earn an OpenSSF best practices badge detected
10Code-Reviewall changesets reviewed
10Contributorsproject has 9 contributing companies or organizations
10Dangerous-Workflowno dangerous workflow patterns detected
0Dependency-Update-Toolno update tool detected
10Fuzzingproject is fuzzed
10Licenselicense file detected
10Maintained17 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 10
н/дPackagingpackaging workflow not detected
0Pinned-Dependenciesdependency not pinned by hash detected -- score normalized to 0
8SASTSAST tool detected but not run on all commits
0Security-Policysecurity policy file not detected
н/дSigned-Releasesno releases found
0Token-Permissionsdetected GitHub workflow tokens with excessive permissions
10Vulnerabilities0 existing vulnerabilities detected
Прямі залежності 3
РеєстрПакетОбмеження версіїМаніфест
Gogithub.com/google/go-cmpv0.7.0go.mod
Gogithub.com/stretchr/testifyv1.11.1go.mod
Gogonum.org/v1/gonumv0.16.0go.mod
Усі залежності 9

Повний розв'язаний набір залежностей із графа залежностей GitHub: 3 прямих і 6 непрямих (транзитивних) пакетів. Транзитивне замикання є повним, коли в репозиторії закомічено lockfile.

РеєстрПакетВерсіяЗв'язок
Gogithub.com/google/go-cmp0.7.0пряма
Gogithub.com/stretchr/testify1.11.1пряма
Gogonum.org/v1/gonum0.16.0пряма
Gogithub.com/davecgh/go-spew1.1.1непряма
Gogithub.com/kr/pretty0.3.1непряма
Gogithub.com/pmezard/go-difflib1.0.0непряма
Gogithub.com/rogpeppe/go-internal1.14.1непряма
Gogopkg.in/check.v11.0.0-20201130134442-10cb98267c6cнепряма
Gogopkg.in/yaml.v33.0.1непряма
Сповіщення про залежності 0

Цей репозиторій не публікує пакета, який розпізнає індекс, тож оцінено його власний граф залежностей — 9 пакетів, серед яких є й піниї розробки та тестування, що ніколи не постачаються: 0 мають відомі сповіщення, з них 0 прямі.

Жодне відоме сповіщення не стосується оцінених залежностей.

Сповіщення означає, що версія, записана в графі залежностей, потрапляє в уражений діапазон. Досяжність не аналізується, а граф містить піниї розробки й тестування — знахідка може стосуватися інструментів, а не поставленого коду.

Звіт у форматі JSON машиночитний
{
  "data": {
    "repo": {
      "topics": [],
      "is_fork": false,
      "size_kb": 14305,
      "has_wiki": true,
      "homepage": null,
      "languages": {
        "Go": 129665,
        "Shell": 1622,
        "Makefile": 1366,
        "Dockerfile": 137
      },
      "pushed_at": "2026-07-07T13:04:24Z",
      "created_at": "2014-07-14T00:27:16Z",
      "owner_type": "Organization",
      "updated_at": "2026-07-04T12:34:10Z",
      "description": "A pure Go implementation of Gil Tene's HDR Histogram.",
      "is_archived": false,
      "is_disabled": false,
      "license_spdx": "MIT",
      "default_branch": "master",
      "license_spdx_raw": "MIT",
      "primary_language": "Go",
      "significant_languages": [
        "Go"
      ]
    },
    "owner": {
      "blog": null,
      "name": null,
      "type": "Organization",
      "login": "HdrHistogram",
      "company": null,
      "location": null,
      "followers": 42,
      "avatar_url": "https://avatars.githubusercontent.com/u/6456658?v=4",
      "created_at": "2014-01-21T03:18:59Z",
      "is_verified": null,
      "public_repos": 13,
      "account_age_days": 4568
    },
    "license": {
      "state": "standard",
      "spdx_id": "MIT",
      "raw_spdx": "MIT",
      "file_present": true,
      "scorecard_found": true,
      "profile_has_license": true
    },
    "activity": {
      "releases": [
        {
          "tag": "v1.3.0",
          "kind": "minor",
          "published_at": "2026-07-07T13:04:25Z"
        },
        {
          "tag": "v1.2.0",
          "kind": "minor",
          "published_at": "2025-11-10T00:00:02Z"
        },
        {
          "tag": "v1.1.2",
          "kind": "patch",
          "published_at": "2021-08-24T21:10:27Z"
        },
        {
          "tag": "v1.1.1",
          "kind": "patch",
          "published_at": "2021-08-17T22:11:29Z"
        },
        {
          "tag": "v1.1.0",
          "kind": "minor",
          "published_at": "2021-03-09T20:40:52Z"
        },
        {
          "tag": "v1.0.1",
          "kind": "patch",
          "published_at": "2020-11-25T21:22:50Z"
        },
        {
          "tag": "v1.0.0",
          "kind": "major",
          "published_at": "2020-10-17T20:33:46Z"
        }
      ],
      "recent_commits": [
        {
          "oid": "0500d8c71ec849a63147b0703f7932fbe04b79d7",
          "body": "…-time casing (#66)\n\n* fix silent correctness/interop bugs: Mean overflow, offset, base-time casing\n\nThree defects surfaced by a deep audit, each with a regression test:\n\n- Mean() computed the int64 product count*value BEFORE the float64 cast, so large\n  counts/values (product > ~9.2e18) wrapped and\n[…]\npended on TZ (e.g. failing under\nTZ=America/Santo_Domingo where 1000ms since epoch renders as the previous local date).\nFormat in UTC for a stable, timezone-independent line. Regression test included.",
          "is_bot": false,
          "headline": "fix silent correctness/interop bugs: Mean overflow, wire offset, base…",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T12:34:05Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "cda93cfebafea917e7c947c3adff2f497441ce46",
          "body": "…ross all APIs (#68)\n\n* percentile: reach at least the first recorded entry across all three APIs\n\nApply the reference max(countAtPercentile, 1) rule to ValueAtPercentile,\nValueAtPercentiles, and ValueAtPercentilesSlice together. Without it, low percentiles\nof a small histogram round the target coun\n[…]\na negative percentile\nwhile ValueAtPercentile / ValueAtPercentiles return its lowest-equivalent\n(the 0th percentile). Asserts single == map == slice for -1/-0.0001/-100\non New(1,...) and New(100,...).",
          "is_bot": false,
          "headline": "percentile: reach the first recorded entry (0th percentile == min) ac…",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T12:33:53Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "a62267c371b8c19732c43cd9021e6bea3df304be",
          "body": "bufio.Reader.ReadString returns the buffered final line together with\nio.EOF. decodeNextIntervalHistogram broke immediately on io.EOF, so an\ninterval line without a trailing newline was silently dropped. Process\nthe buffered line before terminating; the follow-up read returns\n(\"\", io.EOF) and ends t\n[…]\nds TestHistogramLogReader_finalLineNoTrailingNewline: writes 3\nintervals, strips the trailing newline, and asserts all 3 are still\nread and the last decodes identically to the newline-terminated read.",
          "is_bot": false,
          "headline": "fix(log): decode final interval line lacking a trailing newline (#72)",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T09:40:30Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "112d1637bfe1cbedf9cbe597bfc9cab7eb726e3a",
          "body": "RecordValues(v, n) with n < 0 silently ran counts[idx] += n and\ntotalCount += n, driving both negative and corrupting every subsequent\npercentile/mean/distribution query (e.g. RecordValues(50, -5) on a\nhistogram holding one sample leaves TotalCount == -4).\n\nReject a negative n with an error, consist\n[…]\n. The check is a\npredicted-not-taken branch on the write hot path with no measurable\nthroughput impact (BenchmarkHistogramRecordValue ~3.2 ns/op unchanged).\n\nAdds TestRecordValuesRejectsNegativeCount.",
          "is_bot": false,
          "headline": "fix: reject a negative count in RecordValues (#74)",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T08:11:00Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "1639bc976872212c4b1a70cf06311d563a7b529e",
          "body": "TestHistogramLogReader_logV2 and _tagged_log previously asserted only\nerr==nil and NotNil per interval, and under-drained the jHiccup fixture\n(61 of 62 intervals). Pin interval 0's decoded contents (TotalCount,\nStart/EndTimeMs, Max, p50, p99) and assert the full drained interval\ncount (62 and 42), so a regression in the reader or the V2 decoder is\ncaught rather than silently returning a wrong-but-non-nil histogram.\n\nTest-only; no source change.",
          "is_bot": false,
          "headline": "test(log): pin golden values for the logV2 reader fixtures (#73)",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T08:10:16Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "3c4a3c10c8935b4b7dadb8d66f8ae2b6ed33febb",
          "body": "Two ValueAtPercentile benchmarks ran a loop 'for i := range make([]float64, b.N) {\ndata[i] = rand.Float64()*100 }' that (a) filled data (unused) instead of the intended\nquantiles, and (b) indexed a fixed 1e6-element slice b.N times, panicking with index\nout of range once b.N exceeded 1e6 (e.g. go test -bench . -benchtime=2000000x). The\nloop was dead — the benchmarks query a fixed percentile set — so remove it and drop the\nunused slices. Now runs at b.N=2e6+ cleanly.",
          "is_bot": false,
          "headline": "bench: remove dead fill loop that panics for b.N > 1e6 (#70)",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T08:09:48Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "a3c9d0bbca96639e3f8f54d8abb4bf6cf54a9955",
          "body": "…ed-value + merge edges (#71)\n\nTest-only additions lifting coverage 85.9% -> 87.8% on risk-bearing paths that had none:\n- TestZigZagAllByteLengths: every 1..9-byte rung of the LEB128 encoder + round-trip\n  (zig_zag_encode_i64 now 100%).\n- TestNewMaxRangeOverflowGuard: New(1, MaxInt64, 3) exercises g\n[…]\nerror path for an out-of-range corrected value.\n- TestMergeReportsDropped: Merge returns the count dropped when the destination range is\n  narrower than the source (Merge now 100%).\nNo source changes.",
          "is_bot": false,
          "headline": "test: cover zigzag byte-length ladder, bucket overflow guard, correct…",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T08:09:39Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "1e77ae969583e5219016120015bd45ae94c04ac5",
          "body": "Reset is documented to restore the histogram to its original state, but it only zeroed\ntotalCount and counts[], leaving a stale tag/startTimeMs/endTimeMs from a previous\ninterval. Clear them too (matching New()'s initialization). Regression test included.",
          "is_bot": false,
          "headline": "Reset: clear tag and start/end time, not just counts (#69)",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T08:09:06Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "c1a9402207a8a9d8c06df0a6ad19388784b7a240",
          "body": "… (#65)\n\n* harden Decode/log-reader against malformed input + add native fuzzing\n\nA deep audit (and now these fuzz targets) found the public Decode() and interval-log\nreader panic on malformed/untrusted input. Decode ingests base64/zlib bytes from log\nfiles and the network, so these are remote-DoS-c\n[…]\ngeMetamorphic: Merge two histograms — no panic, count conservation, invariants.\n\nWired all four into the ClusterFuzzLite build and the fuzz-smoke CI matrix. Each runs\nclean for millions of executions.",
          "is_bot": false,
          "headline": "harden Decode/log-reader against malformed input + add native fuzzing…",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T08:08:36Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "8d7857520556c93d38b1bfb13bd1f590241ddd2a",
          "body": "…lamp, map phantom key (#67)\n\n* fix percentile clamping contracts: negative clamp + map phantom key\n\nTwo edge-case contract bugs in the percentile APIs (the class @dkropachev found in\nValueAtPercentilesSlice), making the three variants consistent:\n\n- ValueAtPercentile clamped only >100, not <0. A ne\n[…]\ne histogram stay within [Min, Max] for both APIs.\n\n* Revert \"percentile: reach at least the first recorded entry (0th percentile == min)\"\n\nThis reverts commit 1b895ea211776e82d360c0ca050922311814c95d.",
          "is_bot": false,
          "headline": "fix percentile edge-case contracts: empty histogram (#60), negative c…",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-04T08:08:24Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "b00adb186cf858069a092aa39e0a4608b6324f72",
          "body": "…eck elision (+5%) (#64)\n\n* perf: blocked prefix-sum skip-scan + write-path bounds-check elision\n\nRead path (getValueFromIdxUpToCount): sum counts[] in blocks of 8 with independent\naccumulators (no loop-carried dependency, one branch per block), skipping whole\nblocks that cannot reach the target and\n[…]\nto 0 when building the targets, and take the lowest-equivalent branch for any\npercentile <= 0. Adds a regression test over New(100, ...) asserting negative/zero\npercentiles equal ValueAtPercentile(0).",
          "is_bot": false,
          "headline": "perf: blocked prefix-sum skip-scan (+50% read) + write-path bounds-ch…",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-03T12:58:53Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "ebe230317761c0d1fbd1b2e41a2f531f6827173b",
          "body": "…cks (#62)\n\ngetValueFromIdxUpToCount (ValueAtPercentile) and the ValueAtPercentiles batch scan iterated\nwith an int index and read counts[idx], which Go bounds-checks every element. Iterating with\n'for idx, c := range h.counts' provides the element directly (len==countsLen), so the compiler\nelides the per-element bounds check on the hot prefix-sum loop. Results unchanged.\n\nCo-authored-by: Filipe Oliveira <oly@codeperf.io>",
          "is_bot": false,
          "headline": "perf: range over counts[] in the percentile scans to elide bounds che…",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-03T09:03:36Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "6b5dd0d3cca2b2619b2dd9280fef363d73e97eb7",
          "body": "…rder (#63)\n\nAdd a batch percentile query that writes to a []int64 in input order instead of allocating a\nmap[float64]int64 and hashing float64 keys per call. Resolves in ascending target order via a\npermutation (input order + duplicates preserved), tight hoisted-target range-loop scan, no input\nmutation. Same values as ValueAtPercentiles/ValueAtPercentile (verified across unsorted/dup/empty/\np0/p100).\n\nCo-authored-by: Filipe Oliveira <oly@codeperf.io>",
          "is_bot": false,
          "headline": "feat: ValueAtPercentilesSlice — []int64 batch (no map alloc), input o…",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-03T09:03:15Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "22a1b78b53d2dff44368b7bca4d11c59f58e8b57",
          "body": "* perf: flat counts[] scan in getValueFromIdxUpToCount (ValueAtPercentile)\n\ngetValueFromIdxUpToCount walked the logical bucket/sub-bucket structure, recomputing\nsubBucketIdx/bucketIdx and the value on every element. The walk visits exactly the flat\ncounts[] indices in order, so replace it with a tig\n[…]\n loop in getValueFromIdxUpToCount that the flat-scan\nchange replaced; leaving it defined trips golangci-lint's unused (U1000) and reds CI.\n\n---------\n\nCo-authored-by: Filipe Oliveira <oly@codeperf.io>",
          "is_bot": false,
          "headline": "perf: flat counts[] scan in ValueAtPercentile (+133%) (#57)",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-02T19:59:22Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "bbda977987daf8ea6f7d1294cdc6231df5676d18",
          "body": "* perf: flat counts[] scan in getValueFromIdxUpToCount (ValueAtPercentile)\n\ngetValueFromIdxUpToCount walked the logical bucket/sub-bucket structure, recomputing\nsubBucketIdx/bucketIdx and the value on every element. The walk visits exactly the flat\ncounts[] indices in order, so replace it with a tig\n[…]\nead of the documented 0's. Restore the contract with an explicit totalCount==0 guard;\nadd a regression test with lowestDiscernibleValue>1.\n\n---------\n\nCo-authored-by: Filipe Oliveira <oly@codeperf.io>",
          "is_bot": false,
          "headline": "perf: flat counts[] scan in ValueAtPercentiles (batch, +303%) (#58)",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-02T19:59:04Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "37ca6172913d82d58c1fa449bcd3ca3d81080117",
          "body": "Replace 'idx < 0 || int(h.countsLen) <= idx' with 'uint(idx) >= uint(h.countsLen)':\na negative idx wraps to a large unsigned value and is caught by the same bound, so one\nunsigned comparison replaces two signed ones on the record hot path. (Port of the C\nHdrHistogram_c #136 change.)\n\nCo-authored-by: Filipe Oliveira <oly@codeperf.io>",
          "is_bot": false,
          "headline": "perf: single unsigned bounds check in RecordValues (#59)",
          "author_name": "Filipe Oliveira (Redis)",
          "author_login": "fcostaoliveira",
          "committed_at": "2026-07-02T13:27:10Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "b2087ec37ab3239ce1edfb9c2a1282fd2be259ab",
          "body": "Co-authored-by: Ben Morgan <neembi@gmail.com>",
          "is_bot": false,
          "headline": "Make it harder for Mean() and StdDev() to overflow (#21)",
          "author_name": "Ben Morgan",
          "author_login": "cassava",
          "committed_at": "2026-07-02T12:27:31Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "7de3c9914a362c151894c1f83023a0e6e7c4f6ac",
          "body": "* Fix HistogramLogWriter.OutputStartTime\n\nIt should multiply it by 1e6 not 1e9\n\n* Only triggering fmt when needed\n\n* reverted make changes\n\n* Only triggering fmt when needed\n\n---------\n\nCo-authored-by: fcostaoliveira <filipe@redis.com>",
          "is_bot": false,
          "headline": "Fix HistogramLogWriter.OutputStartTime nanosecond conversion (#54)",
          "author_name": "Dmitry Kropachev",
          "author_login": "dkropachev",
          "committed_at": "2025-11-09T23:49:37Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "375461c446662ce3e571c7a54dc16f4d272b5f79",
          "body": "* Update golang to 1.23\n\n* Download concrete version of golangci\n\ngolangci is hard to compile now.\nLet's just download it and use concrete version of it.\n\n* Address linter complaints\n\n* Updated both lint and fmt targets to use the full path to golangci-lint\n\n* explicit toolchain go1.23.0\n\n* use Download concrete version of golangci  codeblock from  dkropachev. fixed identiefied missing linter issue\n\n---------\n\nCo-authored-by: fcostaoliveira <filipe@redis.com>",
          "is_bot": false,
          "headline": "Update to Go 1.23, modernize dependencies, and fix linter issues (#55)",
          "author_name": "Dmitry Kropachev",
          "author_login": "dkropachev",
          "committed_at": "2025-11-09T23:30:05Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "c035224a1ba7982e1a7ea1469f35bc31d47514af",
          "body": "Fixes two bugs in the histogram log writer's timestamp handling:\n\n    Incorrect time unit: Start time and interval were written in milliseconds instead of seconds\n    Wrong field: End time was written instead of interval duration\n\nThis PR adds test coverage to verify that StartTimeMs and EndTimeMs are correctly preserved during histogram serialization and deserialization.\n\n\nCo-authored-by: fcostaoliveira <filipe@redis.com>",
          "is_bot": false,
          "headline": "[fix] Log writer writes time wrong (#51)",
          "author_name": "Dmitry Kropachev",
          "author_login": "dkropachev",
          "committed_at": "2025-11-09T22:26:52Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "474b196fd6dc24f6bc303ab8de9cba97a0112d58",
          "body": "Update Go version from 1.14 to 1.21 and fix CI build failures caused by\nincompatible golangci-lint version requirements.\n\nChanges:\n\n    Update go.mod to Go 1.21 (from 1.14)\n    Pin golangci-lint to v1.59.0 (compatible with Go 1.21)\n    Replace deprecated io/ioutil with io and os packages (Go 1.19+ r\n[…]\nng code\n\nGithub actions version change:\n\n    actions/setup-go -> v6\n    actions/checkout -> v5\n    codecov/codecov-action -> v4\n    release-drafter/release-drafter -> v5\n    github/codeql-action -> v4",
          "is_bot": false,
          "headline": "Modernize Go toolchain and CI GH actions (#53)",
          "author_name": "Dmitry Kropachev",
          "author_login": "dkropachev",
          "committed_at": "2025-11-09T22:19:34Z",
          "body_truncated": true,
          "is_coding_agent": false
        },
        {
          "oid": "494271c4c016b36c8cee88480288f33b419cf7b0",
          "body": "`ValueAtPercentile()` 4.5X on-cpu time optimization: remove expensive condition checks and re-use computation on hotpaths",
          "is_bot": false,
          "headline": "Merge pull request #48 from HdrHistogram/percentile.opt",
          "author_name": "filipe oliveira",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-24T17:39:36Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "8dc009253bad990ab770ef8994ac209d23878588",
          "body": "… getValueFromIdxUpToCount()",
          "is_bot": false,
          "headline": "[fix] Fixes per PR review: avoid initializing vars to it's default on…",
          "author_name": "filipecosta90",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-24T15:07:33Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "a0ace6b51c103cda8709b9776a4e96b8d806b088",
          "body": null,
          "is_bot": false,
          "headline": "[fix] Fixed linter errors",
          "author_name": "filipecosta90",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-22T23:18:19Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "8e01ef158f91b0bcaa777c3a5d733f601cc7c7a3",
          "body": "…alueAtPercentile",
          "is_bot": false,
          "headline": "[fix] Avoid extremelly large slices of results on BenchmarkHistogramV…",
          "author_name": "filipecosta90",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-22T22:26:14Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "e0e392b1e231cfe075557671237fea18d8fbed85",
          "body": "…omIdxUpToCount()",
          "is_bot": false,
          "headline": "[opt] moved optimization code for ValueAtPercentile() into getValueFr…",
          "author_name": "filipecosta90",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-22T22:04:38Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "cff480e6af3c5fce872a39cb5e2bfadbc6cbe1e1",
          "body": null,
          "is_bot": false,
          "headline": "[add] using getBucketBaseIdx to optimize further ValueAtPercentile",
          "author_name": "filipecosta90",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-22T00:59:55Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "716f741fbbea4954335ef3654e7d602135bc6529",
          "body": null,
          "is_bot": false,
          "headline": "[wip] iterative ValueAtPercentile",
          "author_name": "filipecosta90",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-22T00:41:01Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "0bda2d6b6efbcf3b0f41d0a93d2277a463b61617",
          "body": null,
          "is_bot": false,
          "headline": "[wip] WIP on percentile calculation",
          "author_name": "filipecosta90",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-22T00:12:50Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "7a2c58a8aa49eb4678865f928a7e6e8b6b5aadc9",
          "body": "Create codeql-analysis.yml",
          "is_bot": false,
          "headline": "Merge pull request #47 from HdrHistogram/codeql",
          "author_name": "filipe oliveira",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-20T15:09:49Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "82c7c9c11096e312330c84f1426dcde64347c06c",
          "body": null,
          "is_bot": false,
          "headline": "Create codeql-analysis.yml",
          "author_name": "filipe oliveira",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-19T22:08:26Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "fa0332a00ec13b10b21c07328f45ebd57fcd5f54",
          "body": "[perf] optimize ValueAtPercentile(s): introduce nextCountAtIdx() and reduce by 25.6% the on-cpu usage",
          "is_bot": false,
          "headline": "Merge pull request #46 from HdrHistogram/cpu.optimize.nextCountAtIdx",
          "author_name": "filipe oliveira",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-16T07:20:48Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "164c49c9052f01d5e8e509c2b1dbe9945817610f",
          "body": "…only update the iterator highestEquivalentValue when required in order to reduce wastfull cpu usage",
          "is_bot": false,
          "headline": "[perf] optimize ValueAtPercentile(s): introduce nextCountAtIdx() and …",
          "author_name": "filipecosta90",
          "author_login": "filipecosta90",
          "committed_at": "2021-08-15T17:33:29Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "35c7773a578afd4d829aa360ca81afded5c11112",
          "body": "Optimized nextNonEquivalentValue(), and consequently ValueAtPercentile, ValueAtPercentiles...",
          "is_bot": false,
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          "is_bot": false,
          "headline": "[add] Triggering coverage test on push/pull_request to repo. Included…",
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          "headline": "Extended docs regarding ValueAtQuantile() and added ValuesAreEquivale…",
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          "author_login": "filipecosta90",
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          "headline": "Merge pull request #40 from HdrHistogram/tests.mean.stddev.quantizati…",
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          "oid": "1abae64570567a09e34a8b129910a8e7b2499929",
          "body": "Added release drafter automation",
          "is_bot": false,
          "headline": "Merge pull request #41 from HdrHistogram/release.drafter",
          "author_name": "filipe oliveira",
          "author_login": "filipecosta90",
          "committed_at": "2020-11-23T09:05:42Z",
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          "headline": "[add] Added release drafter automation",
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          "author_login": "filipecosta90",
          "committed_at": "2020-10-25T00:40:18Z",
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          "oid": "d5c300a25eb8f4cfef1aacc1e24949612cd87e57",
          "body": "…tization error given sigfigs",
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          "headline": "[fix] Fixed TestMean and TestStdDev to follow expected max value quan…",
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          "oid": "20a94f2ac2a0159331e1e61a0e0967208bbbcb32",
          "body": "* [add] V2 HdrHistogram Log format (v1.3)\r\n\r\n* [fix] Added nolint to the examples\r\n\r\n* [fix] Fixed error message typo on minimum length on bytes for 7,8,and 9 bytelen\r\n\r\n* [fix] Fixed ExampleHistogram_PercentilesPrint",
          "is_bot": false,
          "headline": "V2 HdrHistogram Log format (v1.3) (#35)",
          "author_name": "filipe oliveira",
          "author_login": "filipecosta90",
          "committed_at": "2020-10-17T14:47:29Z",
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        {
          "oid": "aada4ab574eab88903812f25a3b45d3dcfe7d526",
          "body": "* [wip] Wip on enabling output textual percentile distribution\r\n\r\n* [add] Added example for printing of the percentile output format\r\n\r\n* [add] printing +Inf within Inverted Percentile in the same format as the Java implementation",
          "is_bot": false,
          "headline": "Enable percentile output format (#38)",
          "author_name": "filipe oliveira",
          "author_login": "filipecosta90",
          "committed_at": "2020-10-06T15:54:29Z",
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        {
          "oid": "311d303ffd48e5202a1fff20f9c1dc55bac79fd9",
          "body": "* [wip] Wip on V2 compressed encoding. Currently with differences on decode->encode histograms from other implementations\r\n\r\n* [wip] Wip on V2 compressed encoding. Currently with differences on decode->encode histograms from other implementations\r\n\r\n* [fix] Fix per PR review signature of getIntegerToDoubleValueConversionRatio() float64\r\n\r\n* [add] Added Dump Load Merge test",
          "is_bot": false,
          "headline": "Compressed histogram V2 support (#31)",
          "author_name": "filipe oliveira",
          "author_login": "filipecosta90",
          "committed_at": "2020-09-27T07:06:51Z",
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          "oid": "185cb5ac2df8b65cc8e9452d62728d4c6b1c36f0",
          "body": "…structions, and fix instructions (#34)\n\n* [add] Updated Readme with the proper badges, documentation link, and install instructions\r\n\r\n* [add] Made reference to issue and fix on documentation\r\n\r\n* [fix] Fixes per PR review. Updated doc links",
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          "headline": "Updated Readme with the proper badges, documentation link, install in…",
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          "oid": "14f69f7a3a50cebea0aa76859e1085ae83083d07",
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          "is_bot": false,
          "headline": "Update README.md",
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          "headline": "Update README.md",
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          "headline": "Update README.md",
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          "committed_at": "2020-09-19T14:59:31Z",
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        {
          "oid": "bb05e18a12a6cbbdc359532a2f3c93d32f913404",
          "body": "…ds. Testing go version 1.11 to 1.15 (#29)\n\n* Moved histogram reference to HdrHistogram/hdrhistogram-go. Make usage of Go modules. Testing for go version 1.11 to 1.15\r\n\r\n* [fix] Removed fmt check for now on CI",
          "is_bot": false,
          "headline": "Rely on Go Modules to ensure package dependencies and replicable buil…",
          "author_name": "filipe oliveira",
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        {
          "oid": "3a0bb77429bd3a61596f5e8a3172445844342120",
          "body": "Make a copy in Histogram export",
          "is_bot": false,
          "headline": "Merge pull request #22 from tschottdorf/race",
          "author_name": "Coda Hale",
          "author_login": "codahale",
          "committed_at": "2016-10-10T02:54:55Z",
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        },
        {
          "oid": "60d1dd1881122f2cab5a03e8bcb6f97477d17753",
          "body": "The caller expects the snapshot to be their own, but the previous\ncode was passing out the internal state, which meant all uses of\nthe method were inherently racy.",
          "is_bot": false,
          "headline": "Make a copy in Histogram export",
          "author_name": "Tobias Schottdorf",
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        },
        {
          "oid": "f8ad88b59a584afeee9d334eff879b104439117b",
          "body": "Closes #18.",
          "is_bot": false,
          "headline": "Update Travis config.",
          "author_name": "Coda Hale",
          "author_login": "codahale",
          "committed_at": "2016-04-25T23:16:09Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "360314142131c2043d1346f197f86435b287c6da",
          "body": "Expose various constants used to create the histogram",
          "is_bot": false,
          "headline": "Merge pull request #17 from sean-/expose-ctor-constants",
          "author_name": "Coda Hale",
          "author_login": "codahale",
          "committed_at": "2016-03-25T22:32:16Z",
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        },
        {
          "oid": "5ab7de93099981e61bc9a0653c17a85594cd395d",
          "body": "When embedding Histogram, it is useful to expose the constants used to create the histogram so that a histogram manager does not have to store duplicate copies of these values.",
          "is_bot": false,
          "headline": "Expose various constants used to create the histogram",
          "author_name": "Sean Chittenden",
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        },
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          "oid": "e88be87d51429689cef99043a54150d733265cd7",
          "body": "Added Test for Distribution",
          "is_bot": false,
          "headline": "Merge pull request #16 from adrianco/master",
          "author_name": "Coda Hale",
          "author_login": "codahale",
          "committed_at": "2016-02-14T17:16:03Z",
          "body_truncated": false,
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        },
        {
          "oid": "c1508303bac894ea8eaff004b234ca9d3a13a501",
          "body": "Catchup",
          "is_bot": false,
          "headline": "Update to master",
          "author_name": "Adrian Cockcroft",
          "author_login": "adrianco",
          "committed_at": "2016-02-13T16:01:50Z",
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        {
          "oid": "9e41cc93350bb6167c59cb3d69269693007ffa78",
          "body": "# Conflicts:\n#\thdr_test.go",
          "is_bot": false,
          "headline": "Fixed conflict",
          "author_name": "Adrian Cockcroft",
          "author_login": "adrianco",
          "committed_at": "2016-02-13T15:57:21Z",
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        },
        {
          "oid": "2637a316b0b3797dfc3cb99273e1e954ad23f4ac",
          "body": "Line wrap bug was introduced in last update.",
          "is_bot": false,
          "headline": "Fixed line wrap",
          "author_name": "Adrian Cockcroft",
          "author_login": "adrianco",
          "committed_at": "2016-02-01T01:21:26Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "02e370cd169d325fa84555c6476951259b418c41",
          "body": "Check that Distribution dump has correct length and content.",
          "is_bot": false,
          "headline": "Added Test for Distribution",
          "author_name": "Adrian Cockcroft",
          "author_login": "adrianco",
          "committed_at": "2016-01-31T21:39:24Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "2da969979c0dd5cda296463b05293e775bc3b5be",
          "body": "Max bugfix",
          "is_bot": false,
          "headline": "Merge pull request #15 from adrianco/master",
          "author_name": "Coda Hale",
          "author_login": "codahale",
          "committed_at": "2016-01-31T19:50:05Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "110fb3762de3a01850603d7d4f3505da8280f586",
          "body": "Since max value in histogram is 999999 it’s wrong to return lower bound\nof bucket=999936 as max value estimate, 1000447 is upper bound of\nbucket and is greater than 999999.",
          "is_bot": false,
          "headline": "Fixed test of max",
          "author_name": "Adrian Cockcroft",
          "author_login": "adrianco",
          "committed_at": "2016-01-31T19:43:37Z",
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        },
        {
          "oid": "da946d2b9588f5e72ef97c6359d530df8cac50b1",
          "body": "Max needs to return the upper bound of the top bucket to be more than\nthe actual maximum value seen.",
          "is_bot": false,
          "headline": "Max bugfix",
          "author_name": "Adrian Cockcroft",
          "author_login": "adrianco",
          "committed_at": "2016-01-31T19:31:30Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "954f16e8b9ef0e5d5189456aa4c1202758e04f17",
          "body": "prevent Mean and StdDev from being NaN",
          "is_bot": false,
          "headline": "Merge pull request #12 from toffaletti/master",
          "author_name": "Coda Hale",
          "author_login": "codahale",
          "committed_at": "2015-07-08T13:40:06Z",
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        },
        {
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          "is_bot": false,
          "headline": "prevent Mean and StdDev from being NaN",
          "author_name": "Jason Toffaletti",
          "author_login": "toffaletti",
          "committed_at": "2015-07-08T07:24:15Z",
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        {
          "oid": "5fd85ec0b4e2dd5d4158d257d943f2e586d86b62",
          "body": "Add an exported TotalCount method to Histogram",
          "is_bot": false,
          "headline": "Merge pull request #10 from jjolma/export-total-count",
          "author_name": "Coda Hale",
          "author_login": "codahale",
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          "headline": "Add an exported TotalCount method to Histogram",
          "author_name": "Jeff Jolma",
          "author_login": "jjolma",
          "committed_at": "2015-04-10T18:48:29Z",
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        },
        {
          "oid": "fd3681c2262ca0935722dbf8c536d5599e629aef",
          "body": "Fix rounding to be consistent with upstream",
          "is_bot": false,
          "headline": "Merge pull request #7 from zenazn/fix-rounding",
          "author_name": "Coda Hale",
          "author_login": "codahale",
          "committed_at": "2015-02-23T01:27:39Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "eb65d9ab2af7500fa54f7006359b4a9152bb6a30",
          "body": "Use Go's built-in math whenever possible",
          "is_bot": false,
          "headline": "Merge pull request #6 from zenazn/simplify-math",
          "author_name": "Coda Hale",
          "author_login": "codahale",
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        },
        {
          "oid": "51c79a5332fa7b2bb016838b51bbfc0572602bdc",
          "body": "The upstream (Java) implementation casts to long in a few places, which\ntruncates floating point numbers. This logic was missing from this port.",
          "is_bot": false,
          "headline": "Fix rounding to be consistent with upstream",
          "author_name": "Carl Jackson",
          "author_login": "zenazn",
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        },
        {
          "oid": "02ec1263b78f0d2ad672253526bf165aa531a52f",
          "body": "Go's math package includes functions like Pow10 and Log2, which we may\nas well make use of.",
          "is_bot": false,
          "headline": "Use Go's built-in math whenever possible",
          "author_name": "Carl Jackson",
          "author_login": "zenazn",
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        {
          "oid": "9208b142303c12d8899bae836fd524ac9338b4fd",
          "body": "Export/Import Histograms",
          "is_bot": false,
          "headline": "Merge pull request #5 from tylertreat/export_import",
          "author_name": "Coda Hale",
          "author_login": "codahale",
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          "is_bot": false,
          "headline": "Change sigfigs back to int in New",
          "author_name": "Tyler Treat",
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          "is_bot": false,
          "headline": "Update Snapshot docstring.",
          "author_name": "Tyler Treat",
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        },
        {
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          "headline": "Add unit tests around Import/Export and Equals.",
          "author_name": "Tyler Treat",
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            "reason": "project has 9 contributing companies or organizations",
            "documentation_url": "https://github.com/ossf/scorecard/blob/c395761df6afe1a69e476bc60a013a94bcbc153f/docs/checks.md#contributors"
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          {
            "name": "Dangerous-Workflow",
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            "reason": "no dangerous workflow patterns detected",
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          },
          {
            "name": "Dependency-Update-Tool",
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            "reason": "no update tool detected",
            "documentation_url": "https://github.com/ossf/scorecard/blob/c395761df6afe1a69e476bc60a013a94bcbc153f/docs/checks.md#dependency-update-tool"
          },
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            "name": "Fuzzing",
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            "reason": "project is fuzzed",
            "documentation_url": "https://github.com/ossf/scorecard/blob/c395761df6afe1a69e476bc60a013a94bcbc153f/docs/checks.md#fuzzing"
          },
          {
            "name": "License",
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            "reason": "license file detected",
            "documentation_url": "https://github.com/ossf/scorecard/blob/c395761df6afe1a69e476bc60a013a94bcbc153f/docs/checks.md#license"
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          {
            "name": "Maintained",
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          {
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            "documentation_url": "https://github.com/ossf/scorecard/blob/c395761df6afe1a69e476bc60a013a94bcbc153f/docs/checks.md#sast"
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            "documentation_url": "https://github.com/ossf/scorecard/blob/c395761df6afe1a69e476bc60a013a94bcbc153f/docs/checks.md#vulnerabilities"
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          "number": 50,
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          "last_comment_at": "2022-04-01T02:42:14Z",
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                "details": [],
                "max_points": 24
              },
              {
                "key": "linter_config",
                "name": "Linter config",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 16
              },
              {
                "key": "pre_commit_hooks",
                "name": "Pre-commit hooks",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 9.6
              },
              {
                "key": "editorconfig",
                "name": ".editorconfig",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 6.4
              },
              {
                "key": "openssf_scorecard_ci_tests",
                "name": "OpenSSF Scorecard: CI-Tests",
                "detail": "20 out of 23 merged PRs checked by a CI test -- score normalized to 8",
                "points": 16,
                "status": "partial",
                "details": [],
                "max_points": 20
              }
            ]
          },
          {
            "key": "documentation",
            "band": "moderate",
            "name": "Documentation",
            "note": null,
            "notes": [],
            "value": 50,
            "inputs": {
              "topics": [],
              "has_wiki": true,
              "homepage": null,
              "has_readme": true,
              "has_docs_dir": false,
              "has_description": true
            },
            "components": [
              {
                "key": "readme",
                "name": "README",
                "detail": null,
                "points": 30,
                "status": "met",
                "details": [],
                "max_points": 30
              },
              {
                "key": "documentation_directory",
                "name": "Documentation directory",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 25
              },
              {
                "key": "documentation_homepage_site",
                "name": "Documentation / homepage site",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 15
              },
              {
                "key": "repository_description",
                "name": "Repository description",
                "detail": null,
                "points": 10,
                "status": "met",
                "details": [],
                "max_points": 10
              },
              {
                "key": "topics",
                "name": "Topics",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 10
              },
              {
                "key": "wiki",
                "name": "Wiki",
                "detail": null,
                "points": 10,
                "status": "met",
                "details": [],
                "max_points": 10
              }
            ]
          }
        ],
        "description": "Are baseline engineering and documentation practices in place?"
      },
      {
        "key": "security",
        "band": "moderate",
        "name": "Security",
        "value": 68,
        "weight": 0.16,
        "metrics": [
          {
            "key": "security_posture",
            "band": "moderate",
            "name": "Security posture",
            "note": "Excluded from scoring (no data or not applicable): Packaging, Signed-Releases. Remaining weights renormalized.",
            "notes": [
              {
                "code": "excluded_no_data",
                "params": {
                  "components": [
                    "packaging",
                    "signed_releases"
                  ]
                }
              },
              {
                "code": "weights_renormalized",
                "params": {}
              }
            ],
            "value": 60,
            "inputs": {
              "source": "openssf_scorecard",
              "checks_evaluated": 16,
              "scorecard_version": "v5.5.0",
              "checks_inconclusive": 2,
              "scorecard_aggregate": 6
            },
            "components": [
              {
                "key": "binary_artifacts",
                "name": "Binary-Artifacts",
                "detail": "binaries present in source code",
                "points": 6.8,
                "status": "partial",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "branch_protection",
                "name": "Branch-Protection",
                "detail": "branch protection not enabled on development/release branches",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "ci_tests",
                "name": "CI-Tests",
                "detail": "20 out of 23 merged PRs checked by a CI test -- score normalized to 8",
                "points": 2,
                "status": "partial",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "cii_best_practices",
                "name": "CII-Best-Practices",
                "detail": "no effort to earn an OpenSSF best practices badge detected",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "code_review",
                "name": "Code-Review",
                "detail": "all changesets reviewed",
                "points": 7.5,
                "status": "met",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "contributors",
                "name": "Contributors",
                "detail": "project has 9 contributing companies or organizations",
                "points": 2.5,
                "status": "met",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "dangerous_workflow",
                "name": "Dangerous-Workflow",
                "detail": "no dangerous workflow patterns detected",
                "points": 10,
                "status": "met",
                "details": [],
                "max_points": 10
              },
              {
                "key": "dependency_update_tool",
                "name": "Dependency-Update-Tool",
                "detail": "no update tool detected",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "fuzzing",
                "name": "Fuzzing",
                "detail": "project is fuzzed",
                "points": 5,
                "status": "met",
                "details": [],
                "max_points": 5
              },
              {
                "key": "license",
                "name": "License",
                "detail": "license file detected",
                "points": 2.5,
                "status": "met",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "maintained",
                "name": "Maintained",
                "detail": "17 commit(s) and 0 issue activity found in the last 90 days -- score normalized to 10",
                "points": 7.5,
                "status": "met",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "packaging",
                "name": "Packaging",
                "detail": "packaging workflow not detected",
                "points": 0,
                "status": "excluded",
                "details": [
                  {
                    "code": "no_data",
                    "params": {}
                  }
                ],
                "max_points": 5
              },
              {
                "key": "pinned_dependencies",
                "name": "Pinned-Dependencies",
                "detail": "dependency not pinned by hash detected -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 5
              },
              {
                "key": "sast",
                "name": "SAST",
                "detail": "SAST tool detected but not run on all commits",
                "points": 4,
                "status": "partial",
                "details": [],
                "max_points": 5
              },
              {
                "key": "security_policy",
                "name": "Security-Policy",
                "detail": "security policy file not detected",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 5
              },
              {
                "key": "signed_releases",
                "name": "Signed-Releases",
                "detail": "no releases found",
                "points": 0,
                "status": "excluded",
                "details": [
                  {
                    "code": "no_data",
                    "params": {}
                  }
                ],
                "max_points": 7.5
              },
              {
                "key": "token_permissions",
                "name": "Token-Permissions",
                "detail": "detected GitHub workflow tokens with excessive permissions",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 7.5
              },
              {
                "key": "vulnerabilities",
                "name": "Vulnerabilities",
                "detail": "0 existing vulnerabilities detected",
                "points": 7.5,
                "status": "met",
                "details": [],
                "max_points": 7.5
              }
            ]
          },
          {
            "key": "dependency_advisories",
            "band": "excellent",
            "name": "Dependency advisories",
            "note": "Excluded from scoring (no data or not applicable): Indirect dependencies free of known advisories, No advisories left outstanding. Remaining weights renormalized. Matched 9 resolved dependencies against OSV. This repository publishes no package the index resolves, so the repository dependency graph was assessed instead. That graph mixes development and test pins with shipped dependencies, so only the declared runtime dependencies are scored; transitive findings are reported as context and excluded from the score. Reachability is not analyzed.",
            "notes": [
              {
                "code": "excluded_no_data",
                "params": {
                  "components": [
                    "indirect_dependencies_free_of_known_advisories",
                    "no_advisories_left_outstanding"
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                }
              },
              {
                "code": "weights_renormalized",
                "params": {}
              },
              {
                "code": "advisories_scope_repository",
                "params": {
                  "assessed": 9
                }
              },
              {
                "code": "advisories_repo_graph_caveat",
                "params": {}
              },
              {
                "code": "advisories_reachability",
                "params": {}
              }
            ],
            "value": 100,
            "inputs": {
              "source": "osv",
              "advisories": 0,
              "affected_packages": 0,
              "assessed_packages": 9,
              "unassessed_packages": 0,
              "affected_by_severity": "none",
              "direct_affected_packages": 0
            },
            "components": [
              {
                "key": "direct_dependencies_free_of_known_advisories",
                "name": "Direct dependencies free of known advisories",
                "detail": "no direct dependency carries a known advisory",
                "points": 35,
                "status": "met",
                "details": [
                  {
                    "code": "no_direct_advisories",
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                "max_points": 35
              },
              {
                "key": "indirect_dependencies_free_of_known_advisories",
                "name": "Indirect dependencies free of known advisories",
                "detail": "transitive set not separable from development and test dependencies in this scope",
                "points": 0,
                "status": "excluded",
                "details": [
                  {
                    "code": "advisories_scope_not_separable",
                    "params": {}
                  }
                ],
                "max_points": 25
              },
              {
                "key": "no_advisories_left_outstanding",
                "name": "No advisories left outstanding",
                "detail": "no advisory carries a publication date",
                "points": 0,
                "status": "excluded",
                "details": [
                  {
                    "code": "advisories_no_publication_date",
                    "params": {}
                  }
                ],
                "max_points": 40
              }
            ]
          },
          {
            "key": "malicious_dependencies",
            "band": "excellent",
            "name": "Malicious dependencies",
            "note": null,
            "notes": [],
            "value": 100,
            "inputs": {
              "source": "osv",
              "meaning": "reported as a malicious package by the OpenSSF corpus; the remedy is removal or moving off the compromised name, never an upgrade of the same artifact. Versions the registry has since pulled are listed but not scored",
              "packages": [],
              "red_flag": false,
              "assessed_packages": 9,
              "malicious_packages": 0,
              "direct_malicious_packages": 0,
              "withdrawn_malicious_packages": 0,
              "installable_malicious_packages": 0
            },
            "components": [
              {
                "key": "no_dependency_reported_as_a_malicious_package",
                "name": "No dependency reported as a malicious package",
                "detail": "no dependency is reported as a malicious package",
                "points": 100,
                "status": "met",
                "details": [
                  {
                    "code": "no_malicious_dependencies",
                    "params": {}
                  }
                ],
                "max_points": 100
              }
            ]
          },
          {
            "key": "high_risk_jurisdiction_exposure",
            "band": "excellent",
            "name": "High-Risk Jurisdiction Exposure",
            "note": "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.",
            "notes": [
              {
                "code": "jurisdiction_evidence_limits",
                "params": {}
              }
            ],
            "value": 100,
            "inputs": {
              "meaning": "self-published location evidence; not nationality or citizenship",
              "red_flag": false,
              "exposures": [],
              "policy_countries": [
                "Russia",
                "Iran",
                "North Korea"
              ],
              "review_only_matches": 0,
              "assessed_self_published_locations": 13
            },
            "components": [
              {
                "key": "policy_exposure_multiplier",
                "name": "Policy exposure multiplier",
                "detail": "no confirmed policy-scope location match",
                "points": 100,
                "status": "met",
                "details": [
                  {
                    "code": "jurisdiction_no_match",
                    "params": {}
                  }
                ],
                "max_points": 100
              }
            ]
          }
        ],
        "description": "Are visible security and supply-chain practices strong, with no malicious dependency and no unresolved high-risk jurisdiction exposure?"
      },
      {
        "key": "ai_readiness",
        "band": "moderate",
        "name": "AI Readiness",
        "value": 56,
        "weight": 0,
        "metrics": [
          {
            "key": "ai_agent_context",
            "band": "critical",
            "name": "Agent context & guidance",
            "note": null,
            "notes": [],
            "value": 27,
            "inputs": {
              "has_llms_txt": false,
              "legible_history_share": 0.51,
              "agent_instruction_files": [],
              "agent_instruction_max_bytes": null
            },
            "components": [
              {
                "key": "agent_instructions",
                "name": "Agent instructions",
                "detail": "no CLAUDE.md / AGENTS.md / editor rules",
                "points": 0,
                "status": "missed",
                "details": [
                  {
                    "code": "no_agent_instructions",
                    "params": {}
                  }
                ],
                "max_points": 45
              },
              {
                "key": "machine_readable_docs_llms_txt",
                "name": "Machine-readable docs (llms.txt)",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 15
              },
              {
                "key": "legible_commit_history",
                "name": "Legible commit history",
                "detail": "51 of 100 human commits state their intent (structured subject or explanatory body)",
                "points": 27.2,
                "status": "partial",
                "details": [
                  {
                    "code": "legible_history",
                    "params": {
                      "legible": 51,
                      "sampled": 100
                    }
                  }
                ],
                "max_points": 40
              }
            ]
          },
          {
            "key": "ai_verify_loop",
            "band": "moderate",
            "name": "Verify loop (build / test / typecheck)",
            "note": null,
            "notes": [],
            "value": 61,
            "inputs": {
              "has_nix": false,
              "has_tests": true,
              "lockfiles": [
                "go.sum"
              ],
              "has_dockerfile": true,
              "typed_language": true,
              "bootstrap_files": [
                "Makefile"
              ],
              "has_devcontainer": false,
              "has_linter_config": false,
              "typecheck_configs": [],
              "agent_commit_share": 0,
              "toolchain_manifests": [
                "go.mod"
              ],
              "dependency_bot_commit_share": 0
            },
            "components": [
              {
                "key": "one_command_bootstrap",
                "name": "One-command bootstrap",
                "detail": "Makefile",
                "points": 18,
                "status": "met",
                "details": [
                  {
                    "code": "file_list",
                    "params": {
                      "files": "Makefile"
                    }
                  }
                ],
                "max_points": 18
              },
              {
                "key": "automated_tests",
                "name": "Automated tests",
                "detail": null,
                "points": 22,
                "status": "met",
                "details": [],
                "max_points": 22
              },
              {
                "key": "lint_format_config",
                "name": "Lint / format config",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 11
              },
              {
                "key": "static_type_checking",
                "name": "Static type checking",
                "detail": "Go (statically typed)",
                "points": 11,
                "status": "met",
                "details": [
                  {
                    "code": "statically_typed_language",
                    "params": {
                      "language": "Go"
                    }
                  }
                ],
                "max_points": 11
              },
              {
                "key": "reproducible_environment",
                "name": "Reproducible environment",
                "detail": "Dockerfile, lockfile",
                "points": 10,
                "status": "met",
                "details": [
                  {
                    "code": "file_list",
                    "params": {
                      "files": "Dockerfile, lockfile"
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                  }
                ],
                "max_points": 10
              },
              {
                "key": "demonstrated_agent_practice",
                "name": "Demonstrated agent practice",
                "detail": "no agent-authored commits among the last 100",
                "points": 0,
                "status": "missed",
                "details": [
                  {
                    "code": "no_agent_authored_commits",
                    "params": {
                      "sampled": 100
                    }
                  }
                ],
                "max_points": 10
              },
              {
                "key": "automated_maintenance",
                "name": "Automated maintenance",
                "detail": "no automated dependency updates observed",
                "points": 0,
                "status": "missed",
                "details": [
                  {
                    "code": "no_dependency_automation",
                    "params": {}
                  }
                ],
                "max_points": 8
              },
              {
                "key": "openssf_scorecard_pinned_dependencies",
                "name": "OpenSSF Scorecard: Pinned-Dependencies",
                "detail": "dependency not pinned by hash detected -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 10
              }
            ]
          },
          {
            "key": "ai_code_legibility",
            "band": "excellent",
            "name": "Code legibility for models",
            "note": null,
            "notes": [],
            "value": 100,
            "inputs": {
              "primary_language": "Go",
              "largest_source_bytes": 32797,
              "source_files_sampled": 22,
              "oversized_source_files": 0
            },
            "components": [
              {
                "key": "type_checkable_code",
                "name": "Type-checkable code",
                "detail": "Go (statically typed)",
                "points": 45,
                "status": "met",
                "details": [
                  {
                    "code": "statically_typed_language",
                    "params": {
                      "language": "Go"
                    }
                  }
                ],
                "max_points": 45
              },
              {
                "key": "manageable_file_sizes",
                "name": "Manageable file sizes",
                "detail": "0/22 source files over 60KB",
                "points": 55,
                "status": "met",
                "details": [
                  {
                    "code": "oversized_source_files",
                    "params": {
                      "kb": 60,
                      "sampled": 22,
                      "oversized": 0
                    }
                  }
                ],
                "max_points": 55
              }
            ]
          }
        ],
        "description": "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."
      }
    ],
    "metrics_version": "1.13.0"
  },
  "warnings": [
    "Star history unavailable: GitHub GraphQL error: Resource not accessible by personal access token"
  ],
  "report_type": "repository",
  "generated_at": "2026-07-25T07:52:31.015606Z",
  "schema_version": "0.27.0",
  "badge_url": "https://raw.githubusercontent.com/inspect-software/badges/main/v1/h/HdrHistogram/hdrhistogram-go.svg",
  "full_name": "HdrHistogram/hdrhistogram-go",
  "license_state": "standard",
  "license_spdx": "MIT"
}

Оцінки — це сигнали, а не гарантії. Вони відображають публічно видимі практики на GitHub — це не аудит коду й не гарантія безпеки.

Відсутні дані виключаються, а ваги перенормовуються — нуль за відсутність ніколи не ставиться. Методологія версіонована й відкрита: метрики v1.13.0, схема v0.27.0 — повна методологія · вікі метрик.

Як окремий результат виглядає на тлі всього реєстру: сукупна статистикаGo.