elastic/elasticsearch-jsNew scan
90/ 100 · A

A well-known project done right. Strong docs and solid engineering throughout.

Official Elasticsearch client library for Node.js

TypeScript5,296 starsApache-2.0updated 12d ago
DocumentationREADME, setup, examples, license
94
EngineeringTests, CI, linting, lockfiles
83
Project healthDescription, activity, stars, deps
100

What to fix first

The highest-impact improvements for this repo.

  1. 1
    CI/CD
    EngineeringInfo

    Add a lint step (e.g. `npm run lint`, `ruff check .`, `cargo clippy`) to catch style issues automatically.

  2. 2
    CI/CD
    EngineeringInfo

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

  3. 3
    CI/CD
    EngineeringInfo

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

Detailed breakdown

Documentation

94
  • README100
    • README is present.
    • README is well structured with multiple sections.
    • README includes screenshots or visuals. Great for first impressions.
    • README has code examples.
    • README links to a live demo or deployed app.
    • README includes status badges.
  • Install and run instructions90
    • README documents how to install the project.
    • README documents how to run the project.
    • If your project uses environment variables, add a .env.example listing them (+10 pts).Add a .env.example listing all required environment variables so contributors know what to set up.
  • License100
    • Licensed under Apache-2.0.
  • Contributing guide78
    • Contributing guide is detailed and thorough.
    • Contributing guide lacks a setup section (−12 pts).Show new contributors how to get a local dev environment running.
    • Contributing guide lacks a code style section (−8 pts).Describe your linting/formatting rules and how to run them (e.g. npm run lint, ruff check .).
    • Contributing guide explains how to run tests.
    • Contributing guide describes the PR/review workflow.
    • Contributing guide has no code examples (−5 pts).Add code blocks showing example commands for setup, running tests, and submitting a PR.
    • Code of conduct present.

Engineering

83
  • Tests100
    • Test files detected (test).
  • CI/CD85

    Not applicable?

    • CI is configured (.github/workflows/docs-build.yml).
    • CI workflow runs tests.
    • CI runs on pull requests, not just on pushes to main.
    • CI does not appear to run a linter (−15 pts).Add a lint step (e.g. `npm run lint`, `ruff check .`, `cargo clippy`) to catch style issues automatically.
    • 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 formatting95
    • Linter or formatter configured (eslint.config.mjs).
    • Lint script wired into package.json.
    • tsconfig.json has `strict: true`. Full TypeScript type safety enabled.
  • Reproducibility10
    • No dependency lockfile found (−70 pts).Commit a lockfile (package-lock.json, poetry.lock, uv.lock, etc.) so installs produce the same result everywhere.
    • Environment pinned via .buildkite/Dockerfile.
    • No Dependabot config (adding it earns up to +20 pts).Add .github/dependabot.yml with at least one package-ecosystem entry so dependencies are updated automatically.
  • 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

100
  • Dependency manifest100
    • Dependency manifest found (package.json).
    • package.json has a description field.
    • package.json links back to the repository.
  • Repository metadata100
    • Repository has a description.
    • Primary language detected: TypeScript.
    • package.json metadata is complete (description, keywords, repository).
  • Activity100
    • Actively maintained (pushed within the last month).
    • 5,296 stars.
  • Housekeeping100
    • .gitignore present.
Repository files26 root entries
  • .buildkite
    Good: Environment pinned via .buildkite/Dockerfile.
  • .github
    Good: CI is configured (.github/workflows/docs-build.yml).
    Good: Issue or PR templates present.
  • docs
  • scripts
  • src
  • test
    Good: Test files detected (test).
  • .dockerignore
  • .gitignore
    Good: .gitignore present.
  • .npmignore
  • .taprc
  • AGENTS.md
  • catalog-info.yaml
  • CHANGELOG.md
    Good: Contributing guide is detailed and thorough.
    Info: Contributing guide lacks a setup section (−12 pts).Fix: Show new contributors how to get a local dev environment running.
    Info: Contributing guide lacks a code style section (−8 pts).Fix: Describe your linting/formatting rules and how to run them (e.g. npm run lint, ruff check .).
    Good: Contributing guide explains how to run tests.
    Good: Contributing guide describes the PR/review workflow.
    Info: Contributing guide has no code examples (−5 pts).Fix: Add code blocks showing example commands for setup, running tests, and submitting a PR.
  • CODE_OF_CONDUCT.md
    Good: Code of conduct present.
  • codecov.yml
  • CONTRIBUTING.md
  • eslint.config.mjs
    Good: Linter or formatter configured (eslint.config.mjs).
  • index.d.ts
  • index.js
  • LICENSE
    Good: Licensed under Apache-2.0.
  • NOTICE.txt
  • package.json
    Good: Dependency manifest found (package.json).
  • 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.
  • renovate.json
  • tsconfig.esm.json
  • tsconfig.json