pmndrs/jotai
Grade a repo

94

/ 100

GradeA

A top-tier open source project. Docs, tests, and CI are all in excellent shape.

Top 7% of 5,156 graded repos

👻 Primitive and flexible state management for React

Documentation93
Engineering92
Health100
TypeScript21,208MIT1mo ago

Top fixes

Highest-impact changes first, ranked by point weight

10 to address
  1. 1
    CI/CD14pt

    Add a lint step to catch style issues automatically.

  2. 2
    CI/CD14pt

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

  3. 3
    CI/CD14pt

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

  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

93

Contributing guide5pt72

Contributing guide is detailed and thorough.

Install and run instructions9pt90

README documents how to install the project.

README12pt100

README is present.

License6pt100

Licensed under MIT.

Engineering

92

Reproducibility6pt70

Lockfile present (pnpm-lock.yaml). Installs are reproducible.

CI/CD14pt85

CI is configured (.github/workflows/test-multiple-builds.yml).

Tests18pt100

Test files detected (tests).

Linting and formatting5pt100

Linter or formatter configured (eslint.config.mjs).

Issue and PR templates6pt100

Issue or PR templates present.

Project health

100

Dependency manifest6pt100

Dependency manifest found (package.json).

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

  • 11 / 34
    Commits (30d / 90d)
  • 721
    Forks
  • 137
    Releaseslatest 4y ago

Community

  • 62% - Fair
    Community health
  • 1 bus factorlow
    author own >50% of commits
  • 21,208
    Watchers

Responsiveness

  • <1h
    Median issue response
  • 1h
    Median PR merge time
  • 5
    Open issues
Repository files22 root entries
  • .github
    Good: CI is configured (.github/workflows/test-multiple-builds.yml).
    Good: Issue or PR templates present.
  • .livecodes
  • benchmarks
  • docs
  • examples
  • img
  • src
  • tests
    Good: Test files detected (tests).
  • website
  • .gitignore
    Good: .gitignore present.
  • .prettierignore
  • babel.config.mjs
  • 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.
  • eslint.config.mjs
    Good: Linter or formatter configured (eslint.config.mjs).
  • LICENSE
    Good: Licensed under MIT.
  • package.json
    Good: Dependency manifest found (package.json).
  • pnpm-lock.yaml
    Good: Lockfile present (pnpm-lock.yaml). Installs are reproducible.
  • pnpm-workspace.yaml
  • 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.
  • rollup.config.mjs
  • tsconfig.json
  • vitest.config.mts
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