Testing & QA Software Directory

Puppeteer

JavaScript API for Chrome and Firefox

94.5K stars open source

Browser Automation Testing & QA

Playwright

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

90.6K stars open source

Browser Automation Testing & QA

Storybook

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

90.3K stars open source

Testing & QA Design Systems & Tokens

Jest

Delightful JavaScript Testing.

45.4K stars open source

Testing & QA

Sentry Self Hosted

Powerful error tracking platform with wide language support and a robust API.

44.1K stars open source

Monitoring & Observability Testing & QA

Loki

Like Prometheus, but for logs.

28.3K stars open source

Photo Management Testing & QA Log Management

Testify

A toolkit with common assertions and mocks that plays nicely with the standard library

26K stars open source

Testing & QA

Javascript Testing Best Practices

📗🌐 🚢 Comprehensive and exhaustive JavaScript & Node.js testing best practices (August 2025)

24.6K stars open source

Testing & QA Code Quality & Linting

Learn Go With Tests

Learn Go with test-driven development

23.7K stars open source

Testing & QA

Source Code Hunter

😱 从源码层面，剖析挖掘互联网行业主流技术的底层实现原理，为广大开发者 “提升技术深度” 提供便利。目前开放 Spring 全家桶，Mybatis、Netty、Dubbo 框架，及 Redis、Tomcat 中间件等 Read More

23.1K stars open source

Code Editors & IDEs Documentation Testing & QA

Promptfoo

Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative config... Read More

22K stars open source

Vulnerability Scanning Testing & QA

Catch2

A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)

20.4K stars open source

Testing & QA

Enzyme

JavaScript Testing utilities for React

19.8K stars open source

Testing & QA

React Testing Library

🐐 Simple and complete React DOM testing utilities that encourage good testing practices.

19.6K stars open source

Testing & QA

Goreplay

GoReplay is an open-source tool for capturing and replaying live HTTP traffic into a test environment in order to continuously test your system with real data. It can be used to in... Read More

19.3K stars open source

Testing & QA

Hurl

Hurl, run and test HTTP requests with plain text.

19K stars open source

Testing & QA

Keploy

Open-source platform for creating safe, isolated production sandboxes for API, integration, and E2E testing.

17.6K stars open source

Testing & QA

PySnooper

Never use print for debugging again

16.6K stars open source

Testing & QA

Jasmine

Simple JavaScript testing framework for browsers and node.js

15.8K stars open source

WordPress Themes & Plugins Testing & QA E-book Management

Mockito

Most popular Mocking framework for unit tests written in Java

15.4K stars open source

Testing & QA

Kind

Kubernetes IN Docker - local clusters for testing Kubernetes

15.3K stars open source

Container Management Testing & QA

Pytest

The pytest framework makes it easy to write small tests, yet scales to support complex functional testing

13.9K stars open source

Testing & QA

Floci

Light, fluffy, and always free - The AWS Local Emulator alternative

13.8K stars open source

Container Management Testing & QA

Midscene

AI-powered, vision-driven UI automation for every platform.

13.6K stars open source

Testing & QA

Testing & QA Software & Alternatives

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