langchain-ai/langgraphNew scan
81/ 100 · B

Popular and well-maintained. A little polish away from elite status.

Build resilient agents.

Python34,720 starsMITupdated 3d ago
DocumentationREADME, setup, examples, license
75
EngineeringTests, CI, linting, lockfiles
80
Project healthDescription, activity, stars, deps
92

What to fix first

The highest-impact improvements for this repo.

  1. 1
    CI/CD
    EngineeringInfo

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

  2. 2
    CI/CD
    EngineeringInfo

    Upload coverage to Codecov, Coveralls, or report it with `--coverage` flags.

  3. 3
    README
    DocumentationWarning

    Add a GIF, screenshot, or logo image. It is the fastest way to show what your project does.

Detailed breakdown

Documentation

75
  • README80
    • README is present.
    • README is well structured with multiple sections.
    • No screenshots or images in the README (−20 pts).Add a GIF, screenshot, or logo image. It is the fastest way to show what your project does.
    • README has code examples.
    • README links to a live demo or deployed app.
    • README includes status badges.
  • Install and run instructions55
    • README documents how to install the project.
    • No run or usage instructions found (−45 pts).Add a section showing how to start or use the project.
    • .env.example is present. Contributors can see exactly which env vars to set.
  • License100
    • Licensed under MIT.
  • Contributing guide70
    • CONTRIBUTING guide or docs directory present.
    • Optional: add a Code of Conduct (+5 pts).A CODE_OF_CONDUCT.md signals that your project is welcoming. GitHub has a template you can add in one click.

Engineering

80
  • Tests60
    • Test files detected (.github/scripts/run_langgraph_cli_test.py).
  • CI/CD100

    Not applicable?

    • CI is configured (.github/workflows/ci.yml).
    • CI workflow runs tests.
    • CI runs on pull requests, not just on pushes to main.
    • CI workflow runs a lint or format check.
    • Optional: add type checking to CI.Add `tsc --noEmit`, `mypy`, or `cargo check` to catch type errors before they merge.
    • Optional: report test coverage in CI.Upload coverage to Codecov, Coveralls, or report it with `--coverage` flags.
    • CI tests across multiple environments or versions.
  • Linting and formatting60
    • Linter or formatter configured (libs/cli/js-examples/.editorconfig).
  • Reproducibility100
    • Lockfile present (libs/checkpoint-conformance/uv.lock). Installs are reproducible.
    • Environment pinned via libs/sdk-py/integration/Dockerfile.
    • Dependabot covers 11 ecosystems (github-actions, uv, uv, uv, uv, uv, uv, uv, uv, npm, npm). Dependencies stay current.
  • Issue and PR templates90
    • Issue or PR templates present.
    • Optional: add a SECURITY.md.A SECURITY.md explains how to responsibly disclose vulnerabilities. Worth adding once the project has real users.

Project health

92
  • Dependency manifest100
    • Dependency manifest found (libs/checkpoint-conformance/pyproject.toml).
  • Repository metadata70
    • Repository has a description.
    • Primary language detected: Python.
  • Activity100
    • Actively maintained (pushed within the last month).
    • 34,720 stars.
  • Housekeeping100
    • .gitignore present.
Repository files11 root entries
  • .github
    Good: Test files detected (.github/scripts/run_langgraph_cli_test.py).
    Good: CI is configured (.github/workflows/ci.yml).
    Good: Dependabot covers 11 ecosystems (github-actions, uv, uv, uv, uv, uv, uv, uv, uv, npm, npm). Dependencies stay current.
    Good: Issue or PR templates present.
  • docs
    Good: CONTRIBUTING guide or docs directory present.
  • examples
  • libs
    Good: Linter or formatter configured (libs/cli/js-examples/.editorconfig).
    Good: Lockfile present (libs/checkpoint-conformance/uv.lock). Installs are reproducible.
    Good: Environment pinned via libs/sdk-py/integration/Dockerfile.
    Good: Dependency manifest found (libs/checkpoint-conformance/pyproject.toml).
  • .gitignore
    Good: .gitignore present.
  • .markdownlint.json
  • AGENTS.md
  • CLAUDE.md
  • LICENSE
    Good: Licensed under MIT.
  • Makefile
  • README.md
    Good: README is present.
    Good: README is well structured with multiple sections.
    Warning: No screenshots or images in the README (−20 pts).Fix: Add a GIF, screenshot, or logo image. It is the fastest way to show what your project does.
    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.
    Warning: No run or usage instructions found (−45 pts).Fix: Add a section showing how to start or use the project.