dotnet/efcore
Grade a repo

88

/ 100

GradeB

Well engineered. The main gaps are a reproducible setup and a contributing guide.

Top 16% of 5,156 graded repos

EF Core is a modern object-database mapper for .NET. It supports LINQ queries, change tracking, updates, and schema migrations.

Documentation94
Engineering80
Health100
C#14,757MIT10d ago

Top fixes

Highest-impact changes first, ranked by point weight

6 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
    CI/CD14pt

    Add a lint step to catch style issues automatically.

  3. 3
    CI/CD14pt

    Add `tsc --noEmit`, `mypy`, or `cargo check` to catch type errors before they merge.

  4. 4
    Install and run instructions9pt

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

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Scorecard

Every check, grouped by category and sorted worst-first

Documentation

94

Contributing guide5pt77

CONTRIBUTING guide found.

Install and run instructions9pt90

README documents how to install the project.

README12pt100

README is present.

License6pt100

Licensed under MIT.

Engineering

80

Reproducibility6pt30

No dependency lockfile found (−70 pts).

→ Enable and commit packages.lock.json so NuGet restores are repeatable.

Tests18pt80

Test files detected (benchmark/EFCore.Benchmarks/ChangeTracker/DbSetOperationTests.cs).

CI/CD14pt85

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

Linting and formatting5pt100

.NET formatting configured (.editorconfig).

Issue and PR templates6pt100

Issue or PR templates present.

Project health

100

Dependency manifest6pt100

Dependency manifest found (benchmark/EFCore.Benchmarks/EFCore.Benchmarks.csproj).

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

  • 106 / 386
    Commits (30d / 90d)
  • 3,404
    Forks
  • 273
    Releaseslatest 10y ago

Community

  • 87% - Good
    Community health
  • 5 bus factor
    authors own >50% of commits
  • 14,757
    Watchers

Responsiveness

  • 15d
    Median issue response
  • 2h
    Median PR merge time
  • 2,348
    Open issues
Repository files50 root entries
  • .agents
  • .azuredevops
  • .claude
  • .config
  • .devcontainer
    Good: Environment pinned via .devcontainer/docker-compose.yml.
  • .github
    Good: CONTRIBUTING guide found.
    Issue: CONTRIBUTING guide contents could not be read (−28 pts vs a readable file).Fix: Move the file to the repo root or docs/CONTRIBUTING.md so its setup, style, test, and PR sections can be graded.
    Good: Code of conduct present.
    Good: CI is configured (.github/workflows/Build.yml).
    Good: Dependabot covers 5 ecosystems (nuget, nuget, nuget, nuget, github-actions). Dependencies stay current.
    Good: Issue or PR templates present.
    Good: Security policy present.
  • .vscode
  • benchmark
    Good: Test files detected (benchmark/EFCore.Benchmarks/ChangeTracker/DbSetOperationTests.cs).
    Good: Dependency manifest found (benchmark/EFCore.Benchmarks/EFCore.Benchmarks.csproj).
  • docs
  • eng
  • logo
  • rulesets
  • src
  • test
  • tools
  • .editorconfig
    Good: .NET formatting configured (.editorconfig).
  • .gitattributes
  • .gitignore
    Good: .gitignore present.
  • activate.ps1
  • activate.sh
  • azure-pipelines-internal-tests.yml
  • azure-pipelines-public.yml
  • azure-pipelines.yml
  • build.cmd
  • build.sh
  • Directory.Build.props
  • Directory.Build.targets
  • Directory.Packages.props
  • EFCore.Cosmos.slnf
  • EFCore.Relational.slnf
  • EFCore.Runtime.slnf
  • EFCore.slnx
  • EFCore.slnx.DotSettings
  • EFCore.Sqlite.slnf
  • EFCore.Tools.slnf
  • es-metadata.yml
  • github-merge-flow.jsonc
  • global.json
  • helix.cmd
  • helix.sh
  • LICENSE.txt
    Good: Licensed under MIT.
  • Microsoft.Data.Sqlite.slnf
  • NuGet.config
  • 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.
  • restore.cmd
  • restore.sh
  • startvs.cmd
  • stylecop.json
  • test.cmd
  • test.sh
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