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Top TypeScript Testing Libraries

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Storybook is an open-source tool for building UI components and pages in isolation, making it easier to develop, test, and document React, Vue, Angular, and other web applications.

Code Example

import { Button } from './Button';

export default {
  title: 'Example/Button',
  component: Button,
};

export const Primary = () => <Button primary>Button</Button>;

Pros

  • Storybook offers a comprehensive UI development environment with support for multiple frameworks, unlike more specialized tools like Ladle or framework-specific boilerplates.
  • It provides extensive documentation and a large ecosystem of addons, making it more versatile than simpler alternatives like Next.js Boilerplate or SaaS Boilerplate.
  • Storybook integrates well with various testing frameworks, offering more UI-focused testing capabilities compared to general-purpose testing tools like Jest or TestCafe.

Cons

  • Storybook has a steeper learning curve and more complex setup compared to lightweight alternatives like Ladle or framework-specific boilerplates.
  • It focuses primarily on UI component development and testing, lacking features for full-stack development found in projects like AdonisJS or serverless architectures like AWS Serverless Airline Booking.
  • Storybook can add significant build time and complexity to a project, which may be unnecessary for smaller applications or teams preferring simpler setups like Next.js Boilerplate or Vuesion.

Bun is an all-in-one JavaScript runtime, bundler, and package manager designed for speed and efficiency.

Code Example

import { serve } from "bun";

serve({
  fetch(req) {
    return new Response("Hello World!");
  },
});

Pros

  • Significantly faster execution and bundling compared to Node.js and other JavaScript runtimes.
  • Built-in package manager that outperforms npm and yarn in speed and efficiency.
  • Provides a complete ecosystem for JavaScript development, reducing the need for multiple tools.

Cons

  • Less mature and battle-tested compared to established projects like Node.js or webpack.
  • Smaller ecosystem and community support compared to more established JavaScript tools.
  • May not be fully compatible with all existing Node.js packages and modules.

PostHog is an open-source product analytics platform that helps teams understand user behavior and improve their products.

Code Example

import posthog from 'posthog-js'
posthog.init('<YOUR_PROJECT_API_KEY>', { api_host: '<YOUR_POSTHOG_HOST>' })
posthog.capture('my event', { property: 'value' })

Pros

  • Offers a comprehensive suite of product analytics tools, including feature flags and session recordings, unlike many specialized testing or development tools in the comparison list.
  • Provides a self-hosted option, giving more control over data and privacy compared to SaaS-only solutions.
  • Integrates analytics, experimentation, and user feedback in one platform, unlike most other projects that focus on a single aspect.

Cons

  • May have a steeper learning curve compared to simpler, single-purpose tools like ts-jest or testcafe.
  • Requires more infrastructure setup and maintenance when self-hosted, unlike lightweight libraries or cloud-based solutions.
  • Less specialized for specific tasks like performance testing (e.g., artillery) or smart contract development (e.g., hardhat), which may offer more depth in their niche.

AdonisJS is a full-featured MVC framework for Node.js, focusing on developer productivity and elegant syntax.

Code Example

import { HttpContextContract } from '@ioc:Adonis/Core/HttpContext'

export default class UsersController {
  public async index({ response }: HttpContextContract) {
    return response.json({ message: 'Hello from AdonisJS' })
  }
}

Pros

  • Provides a complete ecosystem with built-in authentication, database ORM, and testing tools, unlike some other projects that focus on specific areas.
  • Offers a more opinionated structure compared to flexible boilerplates like Next.js Boilerplate or SaaS Boilerplate, potentially speeding up development.
  • Has a robust CLI tool for scaffolding and managing projects, which is not present in many other listed frameworks.

Cons

  • Less flexible than some other projects like Next.js Boilerplate or Bun, which allow for more customization in project structure and tooling.
  • Has a steeper learning curve compared to simpler frameworks or boilerplates due to its comprehensive nature and specific conventions.
  • Smaller community and ecosystem compared to more popular frameworks like Next.js or testing tools like Jest, potentially leading to fewer resources and third-party integrations.

ixartz/Next-js-Boilerplate is a starter template for Next.js projects with TypeScript, ESLint, Prettier, and other modern web development tools pre-configured.

Code Example

import { NextPage } from 'next';
import { Main } from '@/templates/Main';

const Index: NextPage = () => {
  return <Main meta={<Meta title="Home" description="Welcome to Next.js Boilerplate" />}>
    <h1>Welcome to Next.js Boilerplate</h1>
  </Main>;
};

Pros

  • Provides a comprehensive, production-ready setup for Next.js projects, saving development time.
  • Includes best practices and optimizations for performance and SEO out of the box.
  • Regularly updated and maintained, ensuring compatibility with the latest Next.js features.

Cons

  • May include more features than needed for simple projects, potentially leading to bloat.
  • Less flexible compared to building a custom setup from scratch.
  • Focuses specifically on Next.js, unlike some other boilerplates that offer multi-framework support.

All Top Projects

storybookjs's avatar

storybook

87,894

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

oven-sh's avatar

bun

80,727

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

PostHog's avatar

posthog

29,556

🦔 PostHog provides open-source web & product analytics, session recording, feature flagging and A/B testing that you can self-host. Get started - free.

adonisjs's avatar

core

18,271

AdonisJS is a TypeScript-first web framework for building web apps and API servers. It comes with support for testing, modern tooling, an ecosystem of official packages, and more.

ixartz's avatar

Next-js-Boilerplate

12,090

🚀🎉📚 Boilerplate and Starter for Next.js 15 with App Router and Page Router support, Tailwind CSS 4 and TypeScript ⚡️ Made with developer experience first: Next.js + TypeScript + ESLint + Prettier + Drizzle ORM + Husky + Lint-Staged + Vitest + Testing Library + Playwright + Storybook + Commitlint + VSCode + Sentry + PostCSS + Tailwind CSS ✨

oldboyxx's avatar

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11,014

A simplified Jira clone built with React/Babel (Client), and Node/TypeScript (API). Auto formatted with Prettier, tested with Cypress.

DevExpress's avatar

testcafe

9,874

A Node.js tool to automate end-to-end web testing.

artilleryio's avatar

artillery

8,749

The complete load testing platform. Everything you need for production-grade load tests. Serverless & distributed. Load test with Playwright. Load test HTTP APIs, GraphQL, WebSocket, and more. Use any Node.js module.

NomicFoundation's avatar

hardhat

8,183

Hardhat is a development environment to compile, deploy, test, and debug your Ethereum software.

Blazity's avatar

next-enterprise

7,131

💼 An enterprise-grade Next.js boilerplate for high-performance, maintainable apps. Packed with features like Tailwind CSS, TypeScript, ESLint, Prettier, testing tools, and more to accelerate your development.

kulshekhar's avatar

ts-jest

7,067

A Jest transformer with source map support that lets you use Jest to test projects written in TypeScript.

gatling's avatar

gatling

6,794

Modern Load Testing as Code

Visual Copilot logoVisual Copilot
Promo

Turn Figma designs into high-quality code using AI

ixartz's avatar

SaaS-Boilerplate

6,289

🚀🎉📚 SaaS Boilerplate built with Next.js + Tailwind CSS + Shadcn UI + TypeScript. ⚡️ Full-stack React application with Auth, Multi-tenancy, Roles & Permissions, i18n, Landing Page, DB, Logging, Testing

dubzzz's avatar

fast-check

4,632

Property based testing framework for JavaScript (like QuickCheck) written in TypeScript

theintern's avatar

intern

4,352

A next-generation code testing stack for JavaScript.

nucleuscloud's avatar

neosync

4,136

Open Source Data Security Platform for Developers to Monitor and Detect PII, Anonymize Production Data and Sync it across environments.

fifocode's avatar

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2,983

Node.js Backend Architecture Typescript - Learn to build a backend server for production ready blogging platform like Medium and FreeCodeCamp. Main Features: Role based, Express.js, Mongoose, Redis, Mongodb, Joi, Docker, JWT, Unit Tests, Integration Tests.

MicrosoftDX's avatar

Vorlonjs

2,914

A new, open source, extensible, platform-agnostic tool for remotely debugging and testing your JavaScript. Powered by node.js and socket.io

pankod's avatar

superplate

2,887

A well-structured production-ready frontend boilerplate with Typescript, React Testing Library, styled-component, React Query, .env, Axios, Bundle Analyzer, Prettier and 30+ plugins. superplate creates projects for React.js, Next.js, and refine. https://pankod.github.io/superplate/

vuesion's avatar

vuesion

2,876

Vuesion is a boilerplate that empowers product teams to build faster with modern best practices across engineering and design. It features a full-stack framework, comprehensive design system, robust testing, and seamless internationalization.

tajo's avatar

ladle

2,817

🥄 Develop, test and document your React story components faster.

stryker-mutator's avatar

stryker-js

2,700

Mutation testing for JavaScript and friends

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tapjs

2,395

Test Anything Protocol tools for node

actions's avatar

typescript-action

2,319

Create a TypeScript Action with tests, linting, workflow, publishing, and versioning

aws-samples's avatar

aws-serverless-airline-booking

2,288

Airline Booking is a sample web application that provides Flight Search, Flight Payment, Flight Booking and Loyalty points including end-to-end testing, GraphQL and CI/CD. This web application was the theme of Build on Serverless Season 2 on AWS Twitch running from April 24th until end of August in 2019.

oguimbal's avatar

pg-mem

2,231

An in memory postgres DB instance for your unit tests

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Hitchhiker

2,182

a Restful Api test tool

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spectator

2,174

🦊 🚀 A Powerful Tool to Simplify Your Angular Tests

DonJayamanne's avatar

pythonVSCode

2,109

This extension is now maintained in the Microsoft fork.