antgroup/vsag
Grade a repo

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/ 100

GradeB

Polished and well engineered. Punching above its star count.

Top 16% of 5,156 graded repos

vsag is a vector indexing library used for similarity search.

Documentation94
Engineering80
Health100
C++485Apache-2.01mo ago

Top fixes

Highest-impact changes first, ranked by point weight

7 to address
  1. 1
    Tests18pt

    Wire your tests to a documented command (e.g. a test script in your build config) so the suite is reproducible.

  2. 2
    Install and run instructions9pt

    Add a .env.example listing all required environment variables so contributors know what to set up.

  3. 3
    Reproducibility6pt

    Add .github/dependabot.yml with at least one package-ecosystem entry so dependencies are updated automatically.

  4. 4
    Contributing guide5pt

    Show new contributors how to get a local dev environment running.

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Scorecard

Every check, grouped by category and sorted worst-first

Documentation

94

Contributing guide5pt77

Contributing guide is detailed and thorough.

Install and run instructions9pt90

README documents how to install the project.

README12pt100

README is present.

License6pt100

Licensed under Apache-2.0.

Engineering

80

Linting and formatting5pt0

No linter or formatter config found.

→ Add a linter config such as .eslintrc.json, .prettierrc, ruff.toml, or .golangci.yml to enforce consistent code style.

Tests18pt80

Test files detected (extern/diskann/DiskANN/apps/python/restapi/test_ssd_rest_api.py).

Reproducibility6pt80

Lockfile present (extern/diskann/DiskANN/apps/python/requirements.txt). Installs are reproducible.

CI/CD14pt100

CI is configured (.github/workflows/build_release_wheel.yml).

Issue and PR templates6pt100

Issue or PR templates present.

Project health

100

Dependency manifest6pt100

Dependency manifest found (extern/diskann/DiskANN/apps/python/requirements.txt).

Repository metadata5pt100

Repository has a description.

Activity5pt100

Actively maintained (pushed within the last month).

Housekeeping3pt100

.gitignore present.

Repository health signals

Activity, community, and responsiveness at scan time

Activity

  • -
    Commits (30d / 90d)
  • 94
    Forks
  • 81
    Releaseslatest 1y ago

Community

  • -
    Community health
  • -
    authors own >50% of commits
  • 485
    Watchers

Responsiveness

  • 1d 23h
    Median issue response
  • 11h
    Median PR merge time
  • 179
    Open issues
Repository files34 root entries
  • .circleci
  • .claude
  • .codex
  • .github
    Good: CI is configured (.github/workflows/build_release_wheel.yml).
    Good: Issue or PR templates present.
  • .opencode
  • benchs
  • cmake
  • docker
  • docs
  • examples
  • extern
    Good: Test files detected (extern/diskann/DiskANN/apps/python/restapi/test_ssd_rest_api.py).
    Good: Lockfile present (extern/diskann/DiskANN/apps/python/requirements.txt). Installs are reproducible.
    Good: Environment pinned via extern/diskann/DiskANN/Dockerfile.
    Good: Security policy present.
    Good: Dependency manifest found (extern/diskann/DiskANN/apps/python/requirements.txt).
  • include
  • mockimpl
  • node_bindings
  • python
  • python_bindings
  • scripts
  • src
  • tests
  • tools
  • typescript
  • .clang-format
  • .clang-format-ignore
  • .clang-tidy
  • .gitignore
    Good: .gitignore present.
  • AGENTS.md
  • CLAUDE.md
  • CMakeLists.txt
  • CODE_OF_CONDUCT.md
    Good: Code of conduct present.
  • CONTRIBUTING.md
    Good: Contributing guide is detailed and thorough.
    Issue: Contributing guide lacks a setup section (−12 pts).Fix: Show new contributors how to get a local dev environment running.
    Issue: Contributing guide lacks a code style section (−8 pts).Fix: Describe your linting/formatting rules and how to run them.
    Issue: Contributing guide lacks a testing section (−8 pts).Fix: Show contributors how to run the test suite (e.g. npm test, pytest, cargo test).
    Good: Contributing guide describes the PR/review workflow.
    Good: Contributing guide includes code examples.
  • DEVELOPMENT.md
  • LICENSE
    Good: Licensed under Apache-2.0.
  • Makefile
  • README.md
    Good: README is present.
    Good: README is well structured with multiple sections.
    Good: README includes screenshots or visuals. Great for first impressions.
    Good: README has code examples.
    Good: README links to a live demo or deployed app.
    Good: README includes status badges.
    Good: README documents how to install the project.
    Good: README documents how to run the project.
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