Публічний реєстр
Звіт про здоров'я програмного забезпеченнясхема 0.27.0 · метрики 1.13.0 · 2026-07-28 13:35 UTC

ulikunitz / xz

Pure golang package for reading and writing xz-compressed files

GoВласна ліцензія★ 559 зірок⑂ 53 форкиз серп. 2014 р.Переглянути на GitHub ↗

ulikunitz/xz має індекс здоров’я 59 зі 100, що відповідає смузі «Помірний». Найвищий показник — Engineering Quality (71/100), найнижчий — Sustainability & Governance (48/100). Останнє оновлення — сьогодні. Більшість нещодавньої роботи виконує один учасник.

59
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.

59
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

Ulrich KunitzОсобистий обліковий запис
18 підписників11 публічних репозиторіївз серп. 2014 р.

Цей репозиторій належить особистому обліковому запису. Проєкт з єдиним власником несе більший ризик безперервності, ніж підтримуваний організацією.

Пакетні екосистеми

РеєстрПакетВерсіяЗавантажень / місВерсіїОстання публікація
Gogithub.com/ulikunitz/xzv0.5.16-247 днів тому

Метрики за категоріями

Життєздатність

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

61Помірний · 22% загального індексу
Як обчислюється оцінка
36/36Свіжість push — останній push 0 дн. тому
2.1/36Ритм комітів — 3/52 тижнів із комітами
12.6/18Обсяг комітів — 24 комітів за останній рік
3/10OpenSSF Scorecard: Maintained — 3 commit(s) and 1 issue activity found in the last 90 days -- score normalized to 3
Використані вхідні дані
commits_last_year24
human_commit_share1
days_since_last_push0
active_weeks_last_year3
Як обчислюється оцінка
16.2/27Випускає релізи — 27 тегів версій (без релізів GitHub)
36/36Свіжість релізів — останній реліз 7 дн. тому
12.6/27Ритм релізів — реліз кожні ~130,8 дн.
0/10OpenSSF Scorecard: Signed-Releases — немає даних
Використані вхідні дані
releases_count27
latest_release_tagv0.5.16
releases_from_tagsтак
days_since_latest_release7
mean_days_between_releases130,8
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?

55Помірний · 18% загального індексу
Як обчислюється оцінка
44.6/60Зірки — 559 зірок
14.3/25Форки — 53 форків
6/15Спостерігачі — 13 спостерігачів
Використані вхідні дані
forks53
stars559
watchers13
growth_stateunverified
growth_factor_pct100
growth_unverified_reasonno_history

Здоров'я спільноти

44У зоні ризику
Як обчислюється оцінка
22.5/22.5README
16.9/22.5Ліцензія — файл ліцензії наявний, не є визнаною ліцензією
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?

48У зоні ризику · 24% загального індексу
Як обчислюється оцінка
9/54Бас-фактор — на 1 контриб’ютор(ів) припадає половина всіх комітів
0.2/22.5Розподіл комітів — головний контриб’ютор — автор 99% комітів
6.8/13.5Широта контриб’юторів — 5 контриб’юторів
0/10OpenSSF Scorecard: Contributors — project has 0 contributing companies or organizations -- score normalized to 0
Використані вхідні дані
bus_factor1
contributors_sampled5
top_contributor_share0,99
Як обчислюється оцінка
31.2/46.8Вирішення issue — закрито 67% issue
13.3/38.3Прийняття PR — злито 8/23 вирішених PR
0/15OpenSSF Scorecard: Code-Review — Found 1/26 approved changesets -- score normalized to 0
Використані вхідні дані
merged_prs8
open_issues17
closed_issues34
issue_closed_ratio0,667
closed_unmerged_prs15

Власність та опіка

49У зоні ризику
Як обчислюється оцінка
10/30Підтримка власника — особистий (користувацький) обліковий запис
0/20Верифікований домен — не застосовно до користувацьких облікових записів
9.2/25Охоплення власника — 18 підписників у ulikunitz
19.9/25Послужний список — 11 публічних репозиторіїв, вік облікового запису ~11 р.
Використані вхідні дані
followers18
owner_typeUser
is_verified
owner_loginulikunitz
public_repos11
account_age_days4 364
Виключено з оцінювання (немає даних або не застосовно): Верифікований домен. Залишкові ваги перенормовано.

Супровід пакетів

100Відмінний
Як обчислюється оцінка
25/25Опубліковано й доступно — 1 пакет(ів) у go
35/35Свіжість публікацій — остання публікація 7 дн. тому
20/20Історія версій — 24 опублікованих версій
20/20Не застарілий — активний, не deprecated і не yanked
Використані вхідні дані
packagesgithub.com/ulikunitz/xz
ecosystemsgo
any_deprecatedні
min_days_since_publish7

Інженерна якість

Чи наявні базові інженерні практики та документація?

71Добрий · 20% загального індексу
Як обчислюється оцінка
24/24Процеси CI — 2 процес(ів) CI
24/24Наявні тести
0/16Конфігурація лінтера
0/9.6Pre-commit-хуки
0/6.4.editorconfig
20/20OpenSSF Scorecard: CI-Tests — 2 out of 2 merged PRs checked by a CI test -- score normalized to 10
Використані вхідні дані
has_ciтак
has_testsтак
has_editorconfigні
has_linter_configні
has_precommit_configні
Як обчислюється оцінка
30/30README
25/25Каталог документації
0/15Сайт документації / домашня сторінка
10/10Опис репозиторію
10/10Теми — 4 тем
0/10Wiki
Використані вхідні дані
topicsgo, compression, decompression, xz
has_wikiні
homepage
has_readmeтак
has_docs_dirтак
has_descriptionтак

Безпека

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

61Помірний · 16% загального індексу

Стан безпеки

61Помірний
Як обчислюється оцінка
7.5/7.5Binary-Artifacts — no binaries found in the repo
0/7.5Branch-Protection — branch protection not enabled on development/release branches
2.5/2.5CI-Tests — 2 out of 2 merged PRs checked by a CI test -- score normalized to 10
0/2.5CII-Best-Practices — no effort to earn an OpenSSF best practices badge detected
0/7.5Code-Review — Found 1/26 approved changesets -- score normalized to 0
0/2.5Contributors — project has 0 contributing companies or organizations -- score normalized to 0
10/10Dangerous-Workflow — no dangerous workflow patterns detected
7.5/7.5Dependency-Update-Tool — update tool detected
0/5Fuzzing — project is not fuzzed
2.2/2.5Ліцензія — license file detected
2.2/7.5Maintained — 3 commit(s) and 1 issue activity found in the last 90 days -- score normalized to 3
0/5Packaging — немає даних
0/5Pinned-Dependencies — dependency not pinned by hash detected -- score normalized to 0
5/5SAST — SAST tool is run on all commits
5/5Security-Policy — security policy file detected
0/7.5Signed-Releases — немає даних
6.8/7.5Token-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_aggregate6,1
Виключено з оцінювання (немає даних або не застосовно): packaging, signed_releases. Залишкові ваги перенормовано.

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.

49У зоні ризику · 0% загального індексу
Як обчислюється оцінка
0/45Інструкції для агентів — немає CLAUDE.md / AGENTS.md / правил редактора
0/15Машиночитана документація (llms.txt)
26.7/40Читабельна історія комітів — намір зазначено у 50 з 100 людських комітів (структурований заголовок або пояснювальний текст)
Використані вхідні дані
has_llms_txtні
legible_history_share0,5
agent_instruction_files
agent_instruction_max_bytes
Як обчислюється оцінка
12.6/18Розгортання однією командою — go.mod (домовленість інструментарію, без раннера задач)
22/22Автоматизовані тести
0/11Конфігурація лінтера / форматера
11/11Статична перевірка типів — Go (статично типізована)
0/10Відтворюване середовище
0/10Підтверджена практика роботи з агентами — серед останніх 100 комітів немає створених агентом
5/8Автоматизоване супроводження — автоматизацію залежностей налаштовано, але у вибірці комітів її не видно
0/10OpenSSF Scorecard: Pinned-Dependencies — dependency not pinned by hash detected -- score normalized to 0
Використані вхідні дані
has_nixні
has_testsтак
lockfiles
has_dockerfileні
typed_languageтак
bootstrap_files
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)
54.3/55Керовані розміри файлів — 1/82 файлів вихідного коду понад 60 КБ
Використані вхідні дані
primary_languageGo
largest_source_bytes1 019 888
source_files_sampled82
oversized_source_files1
Як обчислюється оцінка
0/40Схема API (OpenAPI/GraphQL/proto)
0/20Сервер MCP
40/40Придатні до запуску приклади — examples
Використані вхідні дані
example_dirsexamples
has_mcp_signalні
api_schema_files

Ключові факти

559зірок GitHub
5контриб'юторів
24комітів за останні 12 місяців
0днів від останнього пушу
27релізів
1бас-фактор
17відкритих 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 ★ / 53 ⇿
0Зірки
53Форки
25Релізи

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.

01020304050605132015-092021-022026-07
Мажорні 0Мінорні 0Патчі 16

Кожна точка охоплює 10 днів.

OpenSSF Scorecard 6.1 / 10
6.1сукупно

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 · 2026-07-28 13:35 UTC

10Binary-Artifactsno binaries found in the repo
0Branch-Protectionbranch protection not enabled on development/release branches
10CI-Tests2 out of 2 merged PRs checked by a CI test -- score normalized to 10
0CII-Best-Practicesno effort to earn an OpenSSF best practices badge detected
0Code-ReviewFound 1/26 approved changesets -- score normalized to 0
0Contributorsproject has 0 contributing companies or organizations -- score normalized to 0
10Dangerous-Workflowno dangerous workflow patterns detected
10Dependency-Update-Toolupdate tool detected
0Fuzzingproject is not fuzzed
9Licenselicense file detected
3Maintained3 commit(s) and 1 issue activity found in the last 90 days -- score normalized to 3
н/дPackagingpackaging workflow not detected
0Pinned-Dependenciesdependency not pinned by hash detected -- score normalized to 0
10SASTSAST tool is run on all commits
10Security-Policysecurity policy file detected
н/дSigned-Releasesno releases found
9Token-Permissionsdetected GitHub workflow tokens with excessive permissions
10Vulnerabilities0 existing vulnerabilities detected
Усі залежності 0

Повний розв'язаний набір залежностей із графа залежностей GitHub: 0 прямих і 0 непрямих (транзитивних) пакетів. Транзитивне замикання є повним, коли в репозиторії закомічено lockfile.

РеєстрПакетВерсіяЗв'язок
Сповіщення про залежності не оцінено

Звірка сповіщень не відбулася для цього звіту: No resolved dependencies to assess

Звіт у форматі JSON машиночитний
{
  "data": {
    "repo": {
      "topics": [
        "go",
        "compression",
        "decompression",
        "xz"
      ],
      "is_fork": false,
      "size_kb": 19235,
      "has_wiki": false,
      "homepage": null,
      "languages": {
        "Go": 1317438,
        "Shell": 160
      },
      "pushed_at": "2026-07-28T08:14:05Z",
      "created_at": "2014-08-15T19:41:21Z",
      "owner_type": "User",
      "updated_at": "2026-07-20T21:58:46Z",
      "description": "Pure golang package for reading and writing xz-compressed files",
      "is_archived": false,
      "is_disabled": false,
      "license_spdx": null,
      "default_branch": "master",
      "license_spdx_raw": "NOASSERTION",
      "primary_language": "Go",
      "significant_languages": [
        "Go"
      ]
    },
    "owner": {
      "blog": null,
      "name": "Ulrich Kunitz",
      "type": "User",
      "login": "ulikunitz",
      "company": null,
      "location": "Germany",
      "followers": 18,
      "avatar_url": "https://avatars.githubusercontent.com/u/8460565?v=4",
      "created_at": "2014-08-15T19:25:31Z",
      "is_verified": null,
      "public_repos": 11,
      "account_age_days": 4364
    },
    "license": {
      "state": "custom",
      "spdx_id": null,
      "raw_spdx": "NOASSERTION",
      "file_present": true,
      "scorecard_found": true,
      "profile_has_license": true
    },
    "activity": {
      "releases": [
        {
          "tag": "v2.0.0-dev.4",
          "kind": "prerelease",
          "published_at": "2025-12-30T09:38:37Z"
        },
        {
          "tag": "v2.0.0-dev.3",
          "kind": "prerelease",
          "published_at": "2025-12-27T10:10:56Z"
        },
        {
          "tag": "v2.0.0-dev.2",
          "kind": "prerelease",
          "published_at": "2025-12-17T15:50:59Z"
        },
        {
          "tag": "v2.0.0-dev.1",
          "kind": "prerelease",
          "published_at": "2025-10-15T19:49:01Z"
        },
        {
          "tag": "v0.6.0-last-dev",
          "kind": "prerelease",
          "published_at": "2025-10-15T17:06:10Z"
        },
        {
          "tag": "v0.6.0-alpha.3",
          "kind": "prerelease",
          "published_at": "2023-06-12T19:31:47Z"
        },
        {
          "tag": "v0.6.0-alpha.2",
          "kind": "prerelease",
          "published_at": "2023-06-10T21:11:52Z"
        },
        {
          "tag": "v0.6.0-alpha.1",
          "kind": "prerelease",
          "published_at": "2023-04-30T09:24:47Z"
        },
        {
          "tag": "v0.5.16",
          "kind": "patch",
          "published_at": "2026-07-20T21:58:14Z"
        },
        {
          "tag": "v0.5.15",
          "kind": "patch",
          "published_at": "2025-08-29T05:26:47Z"
        },
        {
          "tag": "v0.5.14",
          "kind": "patch",
          "published_at": "2025-08-28T18:38:17Z"
        },
        {
          "tag": "v0.5.14-rc.1",
          "kind": "prerelease",
          "published_at": "2025-08-21T15:57:47Z"
        },
        {
          "tag": "v0.5.13",
          "kind": "patch",
          "published_at": "2025-08-20T07:25:26Z"
        },
        {
          "tag": "v0.5.12",
          "kind": "patch",
          "published_at": "2024-04-03T18:50:35Z"
        },
        {
          "tag": "v0.5.11",
          "kind": "patch",
          "published_at": "2022-12-12T20:10:11Z"
        },
        {
          "tag": "v0.5.10",
          "kind": "patch",
          "published_at": "2021-02-02T19:36:14Z"
        },
        {
          "tag": "v0.5.9",
          "kind": "patch",
          "published_at": "2020-12-17T19:33:30Z"
        },
        {
          "tag": "v0.5.8",
          "kind": "patch",
          "published_at": "2020-08-19T20:06:40Z"
        },
        {
          "tag": "v0.5.7",
          "kind": "patch",
          "published_at": "2020-02-24T08:40:54Z"
        },
        {
          "tag": "v0.5.6",
          "kind": "patch",
          "published_at": "2019-02-20T20:51:30Z"
        },
        {
          "tag": "v0.5.5",
          "kind": "patch",
          "published_at": "2018-10-28T18:45:04Z"
        },
        {
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          "headline": "The name is already obvious",
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          "body": "Runs the tests listed in TODO.md under \"Release Procedure\".\n\nUses Go's race detector on supported platforms.\n\nThe point is to prevent future instances of\nhttps://github.com/ulikunitz/xz/issues/65, and\nto simplify the release procedure.",
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          "headline": "v9.5.15: release notes and formatting",
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          "body": "Release v0.15.4 set the limit for the dictionary size to 1<<31. This\ncreated a problem for 32-bit problems. MaxInt on 32-bit platforms is\n1<<31-1 and so the current code didn't work. I fixed the problem by\nsetting DictCap to 1<<31-1.\n\nFixes: #62",
          "is_bot": false,
          "headline": "lzma: Fix default for ReaderConfig.DictCap",
          "author_name": "Ulrich Kunitz",
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          "body": "The commit includes preparations for the release v0.5.14 including go\nfmt, release notes and updates to TODO.md.",
          "is_bot": false,
          "headline": "Preparation of release v0.5.14",
          "author_name": "Ulrich Kunitz",
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          "body": "This commit addresses security issue GHSA-jc7w-c686-c4v9.\n\nThe mitigating measures are described for the Reader type and I added a\nTestZeroPrefixIssue function to test the mitigations.\n\n// # Security concerns\n//\n// Note that LZMA format doesn't support a magic marker in the header. So\n// [NewReader]\n[…]\nsize and\n//     the minimum dictionary size. This is another measure to prevent huge\n//     memory allocations for the dictionary.\n//   - The code supports stream sizes only up to a pebibyte (1024^5).",
          "is_bot": false,
          "headline": "Address Security Issue GHSA-jc7w-c686-c4v9",
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          "oid": "c8314b8f21e9c5e25b52da07544cac14db277e89",
          "body": "@kodawah raised the problem that xz.Writer.Close doesn't close the\nunderlying writer. Instead of changing the behavior of the Writer I\nadded WriteCloserStack in a new package to address the problem.\n\nfixes: #61",
          "is_bot": false,
          "headline": "Add new package xio with WriteCloserStack",
          "author_name": "Ulrich Kunitz",
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          "oid": "4f11dce79b9977ec2976a978d6c594ea1c23cf29",
          "body": "There has been a supply chain attack against the original xz\nimplementation,\n[CVE-2024-3094](https://nvd.nist.gov/vuln/detail/CVE-2024-3094).\n\nREADME.md has been updated to clarify that this implementation is not\naffected. SECURITY.md supports now Github's private security reports.",
          "is_bot": false,
          "headline": "Update README.md and SECURITY.md to address security questions",
          "author_name": "Ulrich Kunitz",
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          "headline": "TODO.md: fix a typo",
          "author_name": "Ulrich Kunitz",
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          "body": "The commit contains copyright updates and the release notes for the new\nversion.",
          "is_bot": false,
          "headline": "release version v0.5.11",
          "author_name": "Ulrich Kunitz",
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          "committed_at": "2022-12-12T20:10:11Z",
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          "oid": "4ce6f08566c86bf66a9bc1c2f811336ae2e462c0",
          "body": "As Matt Dainty (@bodgit) reported there is an issue if the header of the\nLZMA stream is less than the minimum dictionary size of 4096 byte. The\nspecification of the LZMA format says that in that case a dictionary\nsize of 4096 byte should be used, our code returns an error.\n\nThis commit changes the behavior and adds a simple test case to test for\nthe right behavior.\n\nFixes [#52](https://github.com/ulikunitz/xz/pull/52)",
          "is_bot": false,
          "headline": "lzma: fix handling of small dictionary sizes",
          "author_name": "Ulrich Kunitz",
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          "headline": "xz: add reader benchmark",
          "author_name": "Ulrich Kunitz",
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          "headline": "xz: add compression reate to Writer benchmark",
          "author_name": "Ulrich Kunitz",
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          "headline": "xz: add benchmark for Writer",
          "author_name": "Ulrich Kunitz",
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          "is_bot": false,
          "headline": "Create codeql-analysis.yml",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
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        {
          "oid": "057ed3994928010b6b9c90dcd1281d628023fa22",
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          "is_bot": false,
          "headline": "Remove codeql workflows",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2021-12-17T15:50:14Z",
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        {
          "oid": "d2624c667fd52b03d5f2b1d996c68f6d81b50ae2",
          "body": "Issue #43 asks for simple examples for reading and writing files. These\nexamples have been added to example_test.go.",
          "is_bot": false,
          "headline": "Add example_test.go",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2021-02-21T10:41:25Z",
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          "headline": "README.md: small improvement to the documeation section",
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          "body": "The commit adds a link to https://pkg.go.dev/github.com/ulikunitz/xz as\nproposed by github user @89z\n\nFixes: Issue #41",
          "is_bot": false,
          "headline": "README.md: add link to pkg.go.dev",
          "author_name": "Ulrich Kunitz",
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        {
          "oid": "b0e6b5a2af126053b434443f09f8b9678a31f02c",
          "body": "This commit provides the necessary updates for a new release in a new\nyear.\n\n- LICENSE update\n- Copyright header update\n- version.go file updates\n- TODO.md Log entry",
          "is_bot": false,
          "headline": "Release v0.5.10",
          "author_name": "Ulrich Kunitz",
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          "committed_at": "2021-02-02T19:36:14Z",
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        {
          "oid": "51328d47e20687876ec37c882790293197a897cf",
          "body": "Github user johejo fuzzed xz and found a bug in readIndexBody. The\nfunction reads the record len and allocates the records without further\ncheck. If the number given there is very high the make function panics\nbecause the number of records is too high. This commit provides the\nnumber of expected records to readIndexBody and the function checks the\nprovided number befor it allocates the records.\n\nFixes issue #40",
          "is_bot": false,
          "headline": "xz: fix bug in readIndexBody",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2021-02-02T19:19:06Z",
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        {
          "oid": "d24c4e7c9fd034f2733cfbb9826c4b1d4122b7c6",
          "body": "This file is required to use the automated code security checks by Github.",
          "is_bot": false,
          "headline": "Create codeql-analysis.yml",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-12-31T14:53:40Z",
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        {
          "oid": "97d4618bded97982c0a1daeae84e54286e32d09c",
          "body": null,
          "is_bot": false,
          "headline": "Release v0.5.9",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-12-17T19:33:30Z",
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        },
        {
          "oid": "6ef4ef7710cc9db770fff7892ffc62aff71678c9",
          "body": "Fix also markdown warnings in in TODO.md.",
          "is_bot": false,
          "headline": "TODO.md: remarks for version v0.5.9",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-12-17T19:31:35Z",
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        {
          "oid": "2f4e3cad0f1665081127c45b58d3114f8f6d1935",
          "body": "Fix a typo and add link to github issues page.",
          "is_bot": false,
          "headline": "SECURITY.md: update",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-12-17T19:16:14Z",
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        },
        {
          "oid": "f84da4cdfa12a40496c405b145e6216d90bd0e01",
          "body": "This commit fixes all staticcheck issues. It mainly is a removal of\nunused functions but includes an additional const type issue.",
          "is_bot": false,
          "headline": "lzma: fix all ctaticcheck issues.",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-12-17T19:02:14Z",
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          "oid": "978b2af59be76dbdb9a2c3611a504b95b875c36d",
          "body": "This removes unused functions, struct fields. It also handles one error.",
          "is_bot": false,
          "headline": "xz: fix staticcheck warnings",
          "author_name": "Ulrich Kunitz",
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        {
          "oid": "b7e51a5ef6574d55e50f5b0422f374b3372d3b67",
          "body": "Fix static check error in format.go.",
          "is_bot": false,
          "headline": "Merge pull request #39 from ItsMattL/master",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-12-17T18:48:51Z",
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        },
        {
          "oid": "d234bb7e48202eb34fbfebee765058469194f13e",
          "body": "Only the first byte constant has an explicit type:\nhttps://staticcheck.io/docs/checks#SA9004",
          "is_bot": false,
          "headline": "Fix static check error in format.go.",
          "author_name": "Matt LaPlante",
          "author_login": null,
          "committed_at": "2020-12-16T19:53:20Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "42a16ee1d4246c82e50d09718ccef4c4142a6da3",
          "body": null,
          "is_bot": false,
          "headline": "Correct spelling: addtional -> additional",
          "author_name": "Michael Vetter",
          "author_login": "jubalh",
          "committed_at": "2020-11-29T10:56:16Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "cedfac7102e12ac69722945ae70b2bc4dbbef810",
          "body": "This is the security policy.",
          "is_bot": false,
          "headline": "Create SECURITY.md",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-08-19T20:31:18Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "492fb8161cff03dd43fd938e40ecede6c6ffd8eb",
          "body": "The commit creates release v0.5.8 fixing the security issue #35.",
          "is_bot": false,
          "headline": "Release v0.5.8",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-08-19T20:06:40Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "69c6093c7b2397b923acf82cb378f55ab2652b9b",
          "body": "readUvarint could be provided a sequence of bytes where the application\nwould never stop. That is the same issue that has been recently\nreported for the Go Standard Library as CVE-2020-16845.\n\nThe fix simply adds a check for the number of bytes read and reports an\noverflow after more than 10 bytes are read, which is\n$\\ceil{\\frac{64}{7}}$.\n\nThe commit also includes a test to ensure that the error is returned.\n\nI thank Github user 0xdecaf for reporting the issue.",
          "is_bot": false,
          "headline": "xz: fix a security issue for readUvarint",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-08-19T19:59:10Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "067145b4480ef600b25a0403f386ea25ffe42fd5",
          "body": "Add check flag for gxz idea.",
          "is_bot": false,
          "headline": "TODO.md: update",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:40:54Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "e090a1c4768cc865add00a9bb6f4831092ddd87c",
          "body": null,
          "is_bot": false,
          "headline": "Update of version information and licenses in commands.",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:40:54Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "dc961cc3f7e56a078d703af4033bdbaf0f5fb5b4",
          "body": null,
          "is_bot": false,
          "headline": "Update copyright statement in all go files.",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:39:55Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "ecd3419da35a8186bb849c5bffa0784ea02e0276",
          "body": "This commit prepares v0.5.7.",
          "is_bot": false,
          "headline": "Add new release notes and Log update in TODO.md",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:39:41Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "2c0b98394eaaf625e556de35b5258c321a4ab131",
          "body": "So far we didn't support the check-ID None for Writer. To request it I\nadded a NoCheckSum boolean to the configuration, because CRC64 should\nstill be used as a default.\n\nThe commit is related to issue #27 - https://github.com/ulikunitz/xz/issues/27",
          "is_bot": false,
          "headline": "xz: add support for check-ID None to Writer",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:38:02Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "ef77b79c4ddf0504563627bfb92bf13ca90bb593",
          "body": "The check-ID None is valid and SHOULD be supported according to the\nxz specification. This commit modifies the Reader to support the\ncheck-ID None.\n\nA new simple hash noneHash is introduced, which makes the\nimplementation quite elegant. For performance reasons we avoid the\nwriting into the hash during decompression.\n\nFixes issue #27 - https://github.com/ulikunitz/xz/issues/27",
          "is_bot": false,
          "headline": "xz: add support for check-ID None to Reader",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:37:43Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "818631ae61b0ea90916dc21d37cfbafe59429208",
          "body": "Without the line go.mod will be changed by the go command.",
          "is_bot": false,
          "headline": "go.mod: add go 1.12 line",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:37:27Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "7dfc1fc2b4addce4f17371e8afba916f0ef436bb",
          "body": "Issue #27 reported the problem that an xz file didn't have a checksum.\nThis commit adds a test.",
          "is_bot": false,
          "headline": "xz: add test for check-ID None",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:35:53Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "f0ae4d07a4aca86f4d27c7001638934e81b93e68",
          "body": null,
          "is_bot": false,
          "headline": "xz: fix typo in function name for the test of multiple streams",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2020-02-24T08:35:34Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "6f934d456d51e742b4eeab20d925a827ef22320a",
          "body": null,
          "is_bot": false,
          "headline": "v0.5.6: release code",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2019-02-20T20:51:30Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "c6e61cc80f629f8b52097e5fc5bcf274a2b13789",
          "body": null,
          "is_bot": false,
          "headline": "Merge branch 'creachadair-gomod'",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2019-02-20T20:41:59Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "03ef836173250b9017991774a758820762fb2c06",
          "body": "In order to work well with [Go modules][1] a package should have a `go.mod`\nfile and semantic version tags on release versions. This repo already has\nrelease tags, but hitherto no `go.mod` file.\n\nThis commit contains no functional changes, but after merging it will need a\nnew patch or minor version bump to touch a commit containing it.\n\n[1]: https://github.com/golang/go/wiki/Modules",
          "is_bot": false,
          "headline": "Add a go.mod file to support Go modules.",
          "author_name": "M. J. Fromberger",
          "author_login": "creachadair",
          "committed_at": "2019-02-20T19:38:07Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "590df8077fbcb06ad62d7714da06c00e5dd2316d",
          "body": "The release fixes issue #19.",
          "is_bot": false,
          "headline": "Create release v0.5.5",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2018-10-28T18:45:04Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "8cf1e3366676280a1c8e3bcc1c2fffab755402f0",
          "body": "Issue #19 reports that they are seeing ErrList errors reported. This\nchange ensures that we are using a higher margin. It should reduce the\nlikelihood of an ErrList reported.",
          "is_bot": false,
          "headline": "lzma: Increase the margin to prevent ErrList issues",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2018-10-28T16:49:06Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "636d36a76670e6c700f22fd5f4588679ff2896c4",
          "body": "Update README\r\n\r\nThe merge  updates the headers of the README file, supports syntax highlighting and fixes the indentation of the code.",
          "is_bot": false,
          "headline": "Merge pull request #17 from TrueFurby/patch-1",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2018-07-03T11:21:13Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "811ab98f8a6426a75fd3e032d92c523e2fa27b76",
          "body": null,
          "is_bot": false,
          "headline": "Fix code indentation in README",
          "author_name": "Ondrej Fabry",
          "author_login": "TrueFurby",
          "committed_at": "2018-06-24T19:15:44Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "2741d304d3f9fc20dfce224e084c1f1f98c8bca9",
          "body": "- add highlighting for Go code\r\n- use 2nd level headers",
          "is_bot": false,
          "headline": "Update README",
          "author_name": "Ondrej Fabry",
          "author_login": "TrueFurby",
          "committed_at": "2018-06-24T19:13:59Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "0c6b41e72360850ca4f98dc341fd999726ea007f",
          "body": "The release 0.5.4 fixes issue #15 but changes also the copyright notices\nto 2014-2017.",
          "is_bot": false,
          "headline": "Release 0.5.4",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2017-06-05T21:53:11Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "d36b8ed838847dca020331441a18c60ce0a202fd",
          "body": "The xz specification allows a maximum padding of 3 bytes in the block\nheader. However there have been reportedly files with a a padding of 4\nor 5 bytes in the wild. The only reasonable approach is to remove the\ntest.\n\nThis fixes issue #15.",
          "is_bot": false,
          "headline": "xz: remove padding size check",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2017-06-05T21:33:26Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "3807218c9f4ed05861fa9eb75b8fb8afd3325a34",
          "body": null,
          "is_bot": false,
          "headline": "Release 0.5.3",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2017-02-15T20:57:12Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "788b87dddaa9905f9c12f778c60468f755aee935",
          "body": "This commit fixes #12. NewReader2Cfg didn't create a reader if the\nstream has been empty. The XZ reader didn't read the xz stream footer\nand tried to read the next stream leading to an header magic error.",
          "is_bot": false,
          "headline": "xz: fix reader error for empty LZMA2 stream",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2017-02-15T20:37:19Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "76f94b7c69c6f84be96bcfc2443042b198689565",
          "body": "The commit contains the updated TODO.md, version and license updates as\nwell as the release notes.",
          "is_bot": false,
          "headline": "Release 0.5.2",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-12-02T21:57:35Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "4d2db521902f1de6b3013021b2cfd835282717e4",
          "body": "Github user myfreeweb reported a problem with the base.txz file from\nFreeBSD which contained a 4-byte padding in a block header. This commit\nis a minor reformat of the patch provided.\n\nReference https://github.com/ulikunitz/xz/pull/11",
          "is_bot": false,
          "headline": "xz: fix 4-byte padding in a block header",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-12-02T21:37:54Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "3e84f9193f6ec5cd5998463d64c88f798356b0c9",
          "body": "The commit includes the release notes, version files and TODO.md\nupdartes for release v0.5.1.",
          "is_bot": false,
          "headline": "Release v0.5.1",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-22T22:46:00Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "d69e41a1a0d587c1736ecd295a8a8ed123e508f5",
          "body": "The type int has 32 bits on 32-bit platforms. Therefore int values\ncannot be compared with constants that are larger than the maximum int\nvalue.",
          "is_bot": false,
          "headline": "lzma: Fix issues with 32-bit integers",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-22T22:30:49Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "198f8c115d12c7467ac28a1578db974afa18e988",
          "body": "The example didn't work because NewWriter is now returning an error.\nThe commit fixes that.",
          "is_bot": false,
          "headline": "Fix example in README.md",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T16:07:45Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "d7a59f1c16a57401df91b3d2ed505475b4450023",
          "body": null,
          "is_bot": false,
          "headline": "TODO.md: Update of tasks for v0.6",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T15:55:26Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "5378cb15a6eb523d4241f87e98c383afc474d2eb",
          "body": "This merge is for version 0.5 of the xz package.",
          "is_bot": false,
          "headline": "Merge branch 'dev'",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T15:36:40Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "d2a3602e2500c7d925e5ba74a2959dd151331cda",
          "body": null,
          "is_bot": false,
          "headline": "TODO.md: Add log entry for v0.5",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T15:28:41Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "3884c803a1e51823b38a7039e4819832176109bc",
          "body": null,
          "is_bot": false,
          "headline": "Update version and licenses files.",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T15:21:12Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "657be0cc37b9976f8b52037aa1b8aeefe464fe32",
          "body": null,
          "is_bot": false,
          "headline": "Added copyright comments to files",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T15:18:03Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "b94abfad73c1f7807fb92ca219171f12be58d2ba",
          "body": null,
          "is_bot": false,
          "headline": "Added release notes for version 0.5.",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T15:14:40Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "1ee6fb35b4d3b485b5d062cbc093f66279c7e871",
          "body": null,
          "is_bot": false,
          "headline": "lzma: Fix orthography issues in documentation",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T14:55:26Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "2728ddf49813800fe865abb2acdc57976203317e",
          "body": null,
          "is_bot": false,
          "headline": "xz: Fixed orthography issues in documentation",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T14:38:34Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "6460df2634c5fd050b27779b49f25d29b5256b83",
          "body": null,
          "is_bot": false,
          "headline": "TODO.md: moved lzma optimizations in release v0.6",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T14:37:00Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "2b3e9a90a1fc7f8c38709cd0ba0afe04577d616a",
          "body": null,
          "is_bot": false,
          "headline": "TODO.md: Removed command task and added task to create release 0.5",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T14:27:05Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "8d7dff6ea532546eb7d283398e4aba9d789a152e",
          "body": "I had added a command description already. But it lacked information how\nto get more information. This commit adds a now a hint for xb help.",
          "is_bot": false,
          "headline": "cmd/xb: Added xb help hint to command description",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T14:24:50Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "6f9e2d085abcf59bccae9dfdf986af053dab8973",
          "body": "There is already a test for reading multiple xz streams. I added also\nthe Linux kernel file to the corpora tests not included here, because of\nthe size of the files.",
          "is_bot": false,
          "headline": "TODO.md: removed multiple stream task",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T14:21:14Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "dfe389ef3060460db65d99d01c8bf0f19eb6f3f6",
          "body": null,
          "is_bot": false,
          "headline": "TODO.md: Remove matcher task",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T12:56:52Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "e62113f1fb08e0175ba83f7d64fa1edfefce11de",
          "body": "Matcher has been a string. While it provides great flexibility, it\ndoesn't communicate what values are allowed for this parameter. This\ncommit introduces type MatchAlgorithm defining the possible values in\npackage lzma. The type also simplifies the code for creating the matcher\ninstances actually used by the Encoder.",
          "is_bot": false,
          "headline": "Introduce MatchAlgorithm type for Matcher parameter",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T12:50:12Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "bd6e5ab4220e46e8bc75c55e42b67412bc7cf3ab",
          "body": "The signal handler code does work. I'm not aware of anything to fix.",
          "is_bot": false,
          "headline": "TODO.md: removed signal handler task",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-04T12:13:52Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "8da77a461824c90c2bb9840c263af6714226974a",
          "body": null,
          "is_bot": false,
          "headline": "TODO.md: update",
          "author_name": "Ulrich Kunitz",
          "author_login": "ulikunitz",
          "committed_at": "2016-07-03T15:50:48Z",
          "body_truncated": false,
          "is_coding_agent": false
        },
        {
          "oid": "412a3f9310b3083b03f4e1f2cb989ceb7b7f4c00",
          "body": "The xz file format specfication 1.0.4 supports multiple xz streams in\none file. This commit supports that feature. A SingleStream flag has\nbeen added to ReaderConfig to support xz streams that musst consist only\nof a single xz stream.",
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      "components": []
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    "categories": [
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        "metrics": [
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        "metrics": [
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            "components": [
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                "max_points": 60
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              {
                "key": "forks",
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                "max_points": 25
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                "key": "watchers",
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                "max_points": 15
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          },
          {
            "key": "community_health",
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            "note": null,
            "notes": [],
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            "inputs": {
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              {
                "key": "license",
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        ],
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        "name": "Sustainability & Governance",
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                "key": "bus_factor",
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                "key": "commit_distribution",
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                "points": 0.2,
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                "details": [
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                    "code": "top_contributor_share",
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                "max_points": 22.5
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                "key": "contributor_breadth",
                "name": "Contributor breadth",
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                "status": "partial",
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                "max_points": 13.5
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              {
                "key": "openssf_scorecard_contributors",
                "name": "OpenSSF Scorecard: Contributors",
                "detail": "project has 0 contributing companies or organizations -- score normalized to 0",
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 10
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            ]
          },
          {
            "key": "responsiveness",
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            "note": null,
            "notes": [],
            "value": 44,
            "inputs": {
              "merged_prs": 8,
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                "points": 31.2,
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                    "code": "issues_closed_share",
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                "max_points": 46.75
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                "key": "pr_acceptance",
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                "max_points": 38.25
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                "key": "openssf_scorecard_code_review",
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          },
          {
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            "notes": [
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                "code": "excluded_no_data",
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                  "components": [
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                "code": "weights_renormalized",
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            "value": 49,
            "inputs": {
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              "is_verified": null,
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            "components": [
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                "key": "ownership_backing",
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                "detail": "personal (user) account",
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                "status": "partial",
                "details": [
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                    "code": "owner_personal",
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                ],
                "max_points": 30
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              {
                "key": "verified_domain",
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                "detail": "not applicable to user accounts",
                "points": 0,
                "status": "excluded",
                "details": [
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                    "code": "not_applicable_to_user_accounts",
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                "max_points": 20
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              {
                "key": "owner_reach",
                "name": "Owner reach",
                "detail": "18 followers of ulikunitz",
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                "status": "partial",
                "details": [
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                    "code": "owner_followers",
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                  }
                ],
                "max_points": 25
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              {
                "key": "track_record",
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                "details": [
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                    "code": "public_repos",
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                  {
                    "code": "account_age_years",
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                ],
                "max_points": 25
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            ]
          },
          {
            "key": "package_maintenance",
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            "note": null,
            "notes": [],
            "value": 100,
            "inputs": {
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              "ecosystems": "go",
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                "key": "published_resolvable",
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                "key": "publish_recency",
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                "key": "version_history",
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                "key": "not_deprecated",
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                "details": [
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                "max_points": 20
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          }
        ],
        "description": "Will the project survive its people — bus factor, responsiveness, who backs it, and package upkeep?"
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      {
        "key": "engineering",
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        "metrics": [
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            "notes": [],
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            "inputs": {
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                "key": "ci_workflows",
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                "key": "linter_config",
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          {
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            "notes": [],
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            "inputs": {
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        ],
        "description": "Are baseline engineering and documentation practices in place?"
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        "metrics": [
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                "code": "excluded_no_data",
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              },
              {
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            "value": 61,
            "inputs": {
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                "key": "cii_best_practices",
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                "key": "contributors",
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                "key": "dangerous_workflow",
                "name": "Dangerous-Workflow",
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              },
              {
                "key": "dependency_update_tool",
                "name": "Dependency-Update-Tool",
                "detail": "update tool detected",
                "points": 7.5,
                "status": "met",
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              },
              {
                "key": "fuzzing",
                "name": "Fuzzing",
                "detail": "project is not fuzzed",
                "points": 0,
                "status": "missed",
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                "max_points": 5
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              {
                "key": "license",
                "name": "License",
                "detail": "license file detected",
                "points": 2.2,
                "status": "partial",
                "details": [],
                "max_points": 2.5
              },
              {
                "key": "maintained",
                "name": "Maintained",
                "detail": "3 commit(s) and 1 issue activity found in the last 90 days -- score normalized to 3",
                "points": 2.2,
                "status": "partial",
                "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 is run on all commits",
                "points": 5,
                "status": "met",
                "details": [],
                "max_points": 5
              },
              {
                "key": "security_policy",
                "name": "Security-Policy",
                "detail": "security policy file detected",
                "points": 5,
                "status": "met",
                "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": 6.8,
                "status": "partial",
                "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": "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": 8
            },
            "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": "at_risk",
        "name": "AI Readiness",
        "value": 49,
        "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": 0.5,
              "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": "50 of 100 human commits state their intent (structured subject or explanatory body)",
                "points": 26.7,
                "status": "partial",
                "details": [
                  {
                    "code": "legible_history",
                    "params": {
                      "legible": 50,
                      "sampled": 100
                    }
                  }
                ],
                "max_points": 40
              }
            ]
          },
          {
            "key": "ai_verify_loop",
            "band": "moderate",
            "name": "Verify loop (build / test / typecheck)",
            "note": null,
            "notes": [],
            "value": 51,
            "inputs": {
              "has_nix": false,
              "has_tests": true,
              "lockfiles": [],
              "has_dockerfile": false,
              "typed_language": true,
              "bootstrap_files": [],
              "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": "go.mod (toolchain convention, no task runner)",
                "points": 12.6,
                "status": "partial",
                "details": [
                  {
                    "code": "toolchain_convention",
                    "params": {
                      "files": "go.mod"
                    }
                  }
                ],
                "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": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "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": "dependency automation configured, none observed in the sampled commits",
                "points": 5,
                "status": "partial",
                "details": [
                  {
                    "code": "dependency_bot_config_only",
                    "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": 99,
            "inputs": {
              "primary_language": "Go",
              "largest_source_bytes": 1019888,
              "source_files_sampled": 82,
              "oversized_source_files": 1
            },
            "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": "1/82 source files over 60KB",
                "points": 54.3,
                "status": "partial",
                "details": [
                  {
                    "code": "oversized_source_files",
                    "params": {
                      "kb": 60,
                      "sampled": 82,
                      "oversized": 1
                    }
                  }
                ],
                "max_points": 55
              }
            ]
          },
          {
            "key": "ai_interfaces",
            "band": "at_risk",
            "name": "Machine-readable interfaces",
            "note": null,
            "notes": [],
            "value": 40,
            "inputs": {
              "example_dirs": [
                "examples"
              ],
              "has_mcp_signal": false,
              "api_schema_files": []
            },
            "components": [
              {
                "key": "api_schema_openapi_graphql_proto",
                "name": "API schema (OpenAPI/GraphQL/proto)",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 40
              },
              {
                "key": "mcp_server",
                "name": "MCP server",
                "detail": null,
                "points": 0,
                "status": "missed",
                "details": [],
                "max_points": 20
              },
              {
                "key": "runnable_examples",
                "name": "Runnable examples",
                "detail": "examples",
                "points": 40,
                "status": "met",
                "details": [
                  {
                    "code": "file_list",
                    "params": {
                      "files": "examples"
                    }
                  }
                ],
                "max_points": 40
              }
            ]
          }
        ],
        "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": "2026-07-28T13:35:37.626060Z",
  "schema_version": "0.27.0",
  "badge_url": "https://raw.githubusercontent.com/inspect-software/badges/main/v1/u/ulikunitz/xz.svg",
  "full_name": "ulikunitz/xz",
  "license_state": "custom",
  "license_spdx": null
}

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.