Awesome Jest

🕶Awesome Jest packages and resources
Alternatives To Awesome Jest
Project NameStarsDownloadsRepos Using ThisPackages Using ThisMost Recent CommitTotal ReleasesLatest ReleaseOpen IssuesLicenseLanguage
5 days ago47cc-by-sa-4.0Dockerfile
:white_check_mark: The Node.js best practices list (May 2023)
Javascript Testing Best Practices21,424
a month ago59mitJavaScript
📗🌐 🚢 Comprehensive and exhaustive JavaScript & Node.js testing best practices (December 2022)
Enzyme19,98351,43526,2413 months ago54December 20, 2019292mitJavaScript
JavaScript Testing utilities for React
Ts Jest6,54928,80575,7304 days ago179September 24, 202258mitTypeScript
A Jest transformer with source map support that lets you use Jest to test projects written in TypeScript.
Jest Cheat Sheet4,869
5 months agocc0-1.0
Jest cheat sheet
Pepperoni App Kit4,640
3 months ago4March 24, 201767mitJavaScript
Pepperoni - React Native App Starter Kit for Android and iOS
Jest Dom3,9581,66211,3676 days ago49April 05, 202294mitJavaScript
:owl: Custom jest matchers to test the state of the DOM
Jest Image Snapshot3,5964115412 months ago40August 31, 202224apache-2.0JavaScript
✨ Jest matcher for image comparisons. Most commonly used for visual regression testing.
Nodejs Integration Tests Best Practices2,906
a month ago42JavaScript
✅ Beyond the basics of Node.js testing. Including a super-comprehensive best practices list and an example app (April 2022)
React Native Testing Library2,7654144210 days ago43September 26, 202213mitTypeScript
🦉 Simple and complete React Native testing utilities that encourage good testing practices.
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An awesome list of Jest packages and resources





  • vscode-jest Works out of the box Jest based testing in VS Code.
  • wallaby The pinnacle of the idea of a test runner integrated into an editor.
  • coc-jest Jest plugin for coc.nvim.
  • jester A Neovim plugin to easily run and debug Jest tests.




Results Processors



  • jest-it-up Automatically bump up global thresholds whenever coverage goes above them.
  • jest-coverage-thresholds-bumper Similar to jest-it-up, but allows to specify where coverage summary is located, supports Jest config in JSON files and package.json.
  • jest-a-coverage-slip-detector Designed for parallelized CI, prevents test coverage from slipping. Features include per-file ratcheting, automatic coverage merging, and custom messages.


  • snapshot-diff Takes two values, and return their difference as a string, ready to be snapshotted with toMatchSnapshot(). Especially helpful when testing the difference between different React component states.
  • jest-snapshots-svg Take a React component tree, and render it into an SVG.
  • jest-image-snapshot Take a snapshot test of an image buffer, and catch when the image changes over a threshold. Commonly used for visual regression testing.
  • enzyme-to-json Convert Enzyme wrappers to a format compatible with Jest snapshot testing.
  • jest-styled-components A set of utilities for testing Styled Components with Jest.
  • jest-img-snapshot Image snapshot comparison using pixelmatch with all Jest's snapshot goodies out of the box.
  • jest-file-snapshot Write snapshots to a separate file instead of the default snapshot file used by Jest.
  • Differencify Visual regression testing tool using Jest and Puppeteer to do Image snapshot comparison.
  • StoryShots StoryShots adds automatic Jest Snapshot Testing for Storybook.
  • jest-large-snapshot-warning Add warnings to large snapshots.
  • jest-serializer-react-helmet Include React Helmet data in component snapshots.
  • jest-serializer-json-ld-script Serializes JSON+LD elements as JavaScript objects.
  • jest-emotion Include Emotion styles in component snapshots.
  • jest-serializer-xml Format XML documents to better visualize in Snapshots.
  • 1log Extensible logger that allows capturing log messages as snapshots.
  • jest-serializer-ansi-escapes Snapshot serializer for ANSI escape sequences.


Library extensions

  • testdouble-jest Support for testdouble.js for users of Jest.
  • jest-puppe-shots A Jest plugin for creating screenshots of React components with a little help of Puppeteer.
  • babel-jest-assertions Babel plugin that automatically adds the number of assertions found in each test with expect.assertions(n) and expect.hasAssertions().
  • typescript-snapshots-plugin Extends the TypeScript dev server to support hovering and jumping to a snapshot.
  • jest-chain Chain Jest matchers together to create one powerful assertion.
  • jest-expect-message Add custom message to Jest expects.
  • @bigtest/interactor A testing and assertion library that makes it easy to test UIs at scale while keeping accessibility at the core.
  • @testdeck/jest Decorator based wrapper around Jest for object oriented testing. Checkout the documentation and a working seed for you to start with.
  • jest-plugin-must-assert A Jest plugin for strict runtime checks. Fails any tests without assertions and prevents async tasks (Promises & timeouts) from leaking across tests.
  • wait-for-expect A await/async function to wait a expect. Useful on e2e test.
  • jest-os-detection Dynamically enable or skip tests based on the OS they run on so you can share the same test suite across various platforms.


Watch plugins




  • jest-test-gen CLI tool to generate a test file with test scaffold for every class method or function exported.
  • text2jest A web-based tool to instantly convert a nested list of plain text test names into a Jest file.




Contributions welcome! Read the contribution guidelines.



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