Trending repositories

1.floci-io / floci

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

• aws
• aws-emulation
• localstack
• devops
• docker
• ec2
• +4 more

2.web-infra-dev / midscene

See interfaces like a human. E2E testing in natural language.

• testing
• browser-use
• computer-use
• gpt-operator
• javascript
• phone-use
• +2 more

3.cypress-io / cypress

Fast, easy and reliable testing for anything that runs in a browser.

• cypress
• end-to-end-testing
• angular-testing-library
• component-testing
• cypress-cloud
• cypress-schematic
• +7 more

4.axllent / mailpit

An email and SMTP testing tool with API for developers

• email-testing
• go
• golang
• smtp-server
• smtp-relay
• smtp-testing
• +2 more

5.hyhmrright / brooks-lint

Portable AI code quality reviews for Codex, Cursor, Copilot and other coding agents: six Agent Skills for architecture, technical debt, tests and remediation.

• architecture-review
• code-quality
• code-review
• tech-debt
• claude-code-plugin
• clean-architecture
• +14 more

6.addyosmani / web-quality-skills

Agent Skills for optimizing web quality based on Lighthouse and Core Web Vitals.

• accessibility
• agent-skills
• claude-skills
• core-web-vitals
• lighthouse
• skills
• +2 more

7.ffuf / ffuf

Fast web fuzzer written in Go

• fuzzer
• pentesting
• infosec
• web

8.vitest-dev / vitest

Next generation testing framework powered by Vite.

• vite
• test
• testing-tools

9.pytest-dev / pytest

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

• unit-testing
• test
• testing
• python
• hacktoberfest

10.SawyerHood / dev-browser

A Claude Skill to give your agent the ability to use a web browser

• claude-code
• playwright
• skills

11.seleniumbase / SeleniumBase

📊 APIs for Web Scraping, Browser Automation, and E2E Testing. CDP Mode & Stealthy Playwright Mode bypass bot-detection/CAPTCHAs.

• python
• selenium-python
• e2e-testing
• seleniumbase
• web-automation
• pytest
• +10 more

12.locustio / locust

Write scalable load tests in plain Python 🚗💨

• locust
• python
• load-testing
• performance-testing
• http
• benchmarking
• +5 more

13.typicode / json-server

Get a full fake REST API with zero coding in less than 30 seconds (seriously)

• api
• fake
• frontend
• json
• mock
• rest
• +1 more

14.evyatarmeged / Raccoon

A high performance offensive security tool for reconnaissance and vulnerability scanning

• reconnaissance
• scanner
• vulnerability-assessment
• vulnerability-scanner
• enumeration
• pentesting
• +9 more

15.mswjs / msw

The industry standard for API mocking in JavaScript.

• msw
• mock
• mocking-framework
• service-worker
• mock-service-worker
• mocking
• +5 more

16.Shopify / toxiproxy

:alarm_clock: :fire: A TCP proxy to simulate network and system conditions for chaos and resiliency testing

• resiliency
• tcp-proxy
• go
• proxy
• chaos
• testing
• +3 more

17.hatoo / oha

Ohayou(おはよう), HTTP load generator, inspired by rakyll/hey with tui animation.

• rust
• load-testing
• benchmark
• http
• load-generator
• command-line
• +3 more

18.schemathesis / schemathesis

Catch API bugs before your users do

• hypothesis
• pytest
• swagger
• cli
• property-based-testing
• graphql
• +6 more

19.stretchr / testify

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

• testify
• go
• assertions
• mocking
• golang
• testing
• +1 more

20.faker-ruby / faker

A library for generating fake data such as names, addresses, and phone numbers.

• fake
• ruby

21.joke2k / faker

Faker is a Python package that generates fake data for you.

• python
• fake
• testing
• dataset
• fake-data
• test-data
• +3 more

22.pestphp / pest

The elegant testing framework for PHP developers and AI agents.

• php
• testing
• pest
• framework

23.jestjs / jest

Delightful JavaScript Testing.

• javascript
• testing
• painless-javascript-testing
• facebook
• immersive
• painless
• +3 more

24.ixartz / Next-js-Boilerplate

🚀🎉📚 Nextjs Boilerplate and Starter with App Router and Page Router support, Tailwind CSS 4 and TypeScript ⚡️ Made with developer experience first: Next.js 16 + TypeScript + ESLint + Prettier + Drizzle ORM + Husky + Lint-Staged + Vitest + Testing Library + Playwright + Storybook + Commitlint + VSCode + Sentry + PostCSS + Tailwind CSS ✨

• nextjs
• next-theme
• next-js
• starter-kit
• starter-template
• starter-project
• +14 more

25.bats-core / bats-core

Bash Automated Testing System

• shell
• bash
• testing
• bats
• tap
• testing-tools
• +2 more

26.tsenart / vegeta

HTTP load testing tool and library. It's over 9000!

• load-testing
• go
• benchmarking
• http

27.mailhog / MailHog

Web and API based SMTP testing

28.dmtrKovalenko / odiff

A very fast SIMD-first image comparison library (with nodejs API)

• visual
• diff
• snapshot
• image-comparison
• testing-tool
• pixel-perfect
• +2 more

29.go-rod / rod

A Chrome DevTools Protocol driver for web automation and scraping.

• cdp
• chrome-headless
• chrome-devtools
• chrome-devtools-protocol
• headless
• web-scraping
• +11 more

30.ThrowTheSwitch / Unity

Simple unit testing for C

• c
• unit-testing

31.mockoon / mockoon

Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.

• mock
• server
• rest-api
• rest
• application
• electron
• +12 more

32.FlaUI / FlaUI

UI automation library for .Net

• microsoft
• wpf
• winforms
• ui-automation
• framework
• dotnet
• +8 more

33.godot-gdunit-labs / gdUnit4

Embedded unit testing framework for Godot 4 supporting GDScript and C#. Features test-driven development, embedded test inspector, extensive assertions, mocking, scene testing.

• test-automation
• testing
• testing-tools
• unit-test
• unittest
• unittest-framework
• +6 more

34.minimaxir / big-list-of-naughty-strings

The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data.

35.doctest / doctest

The fastest feature-rich C++11/14/17/20/23 single-header testing framework

• c-plus-plus
• doctest
• tdd
• testing
• unit-testing
• header-only
• +8 more

36.mxschmitt / playwright-go

Playwright for Go a browser automation library to control Chromium, Firefox and WebKit with a single API.

• playwright
• golang
• selenium
• browser-automation
• chromium
• hacktoberfest
• +6 more

37.testcontainers / testcontainers-go

Testcontainers for Go is a Go package that makes it simple to create and clean up container-based dependencies for automated integration/smoke tests. The clean, easy-to-use API enables developers to programmatically define containers that should be run as part of a test and clean up those resources when the test is done.

• testing
• docker
• automation
• golang
• go
• testcontainers-go
• +2 more

38.karatelabs / karate

Test Automation Made Simple

• test-automation
• assertions
• testing-tools
• mock-server
• automated-testing
• webdriver
• +10 more

39.unionai-oss / pandera

A light-weight, flexible, and expressive statistical data testing library

• pandas
• validation
• schema
• dataframes
• testing
• pandas-validation
• +12 more

40.wix / Detox

Gray box end-to-end testing and automation framework for mobile apps

• e2e-tests
• ios
• react-native
• android
• testing
• javascript
• +5 more

41.testdino-hq / playwright-skill

TestDino Playwright Skill: AI-powered guides for Playwright best practices, made by testdino.com.

• ai
• ai-skills
• antigravity-skills
• claude-skills
• codex-skills
• cursor-skills
• +7 more

42.pointfreeco / swift-snapshot-testing

📸 Delightful Swift snapshot testing.

• swift
• testing
• snapshot-testing
• screenshot-testing

43.testcontainers / testcontainers-java

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

• java
• docker
• docker-compose
• junit
• test-automation
• jvm
• +3 more

44.ai-dashboad / flutter-skill

AI-powered E2E testing for 10 platforms. 253 MCP tools. Zero config. Works with Claude, Cursor, Windsurf, Copilot. Test Flutter, React Native, iOS, Android, Web, Electron, Tauri, KMP, .NET MAUI — all from natural language.

• ai
• android
• automation
• claude
• cursor
• e2e-testing
• +14 more

45.testing-library / react-testing-library

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

• reactjs
• testing
• javascript

46.currents-dev / playwright-best-practices-skill

AI Skill for Playwright Best Practices—made by Currents.dev

• ai
• ai-skill
• ai-skills
• playwright
• playwright-typescript

47.dotnet / BenchmarkDotNet

Powerful .NET library for benchmarking

• benchmark
• benchmarking
• c-sharp
• dotnet
• performance
• csharp
• +1 more

48.vitalets / playwright-bdd

BDD testing with Playwright runner

• automated-testing
• bdd
• cucumber
• gherkin
• playwright
• testing

49.webdriverio / webdriverio

Next-gen browser and mobile automation test framework for Node.js

• javascript
• webdriverio
• webdriver
• node
• test
• automation
• +6 more

50.Blazity / next-enterprise

💼 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.

• boilerplate
• chatgpt
• cva
• eslint
• jamstack
• javascript-ai
• +14 more

51.mochajs / mocha

☕️ Classic, reliable, trusted test framework for Node.js and the browser

• mocha
• javascript
• testing
• tdd
• bdd
• browser
• +6 more

52.testcontainers / testcontainers-node

Testcontainers is a NodeJS library that supports tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

• node
• docker
• testcontainers
• testing

53.techinz / browsers-benchmark

Browser automation engine benchmark - Test bypass rates, performance & stealth against Cloudflare, DataDome, reCAPTCHA, Kasada, Imperva, Akamai, PerimeterX and other bot detection systems. Find the best browser for scraping.

• anti-detect
• antidetect-browser
• automation
• browser
• captcha
• patchright
• +4 more

54.nvim-java / nvim-java

Painless Java in Neovim

• autocompletion
• debugging
• diagnostics
• language-server-client
• language-server-protocol
• neovim
• +6 more

55.forwardemail / supertest

🕷 Super-agent driven library for testing node.js HTTP servers using a fluent API. Maintained for @forwardemail, @ladjs, @spamscanner, @breejs, @cabinjs, and @lassjs.

• supertest
• superagent
• assertions
• node

56.onsi / ginkgo

A Modern Testing Framework for Go

• golang
• testing
• test
• test-driven-development
• bdd
• bdd-framework
• +1 more

57.nalexn / clean-architecture-swiftui

SwiftUI sample app using Clean Architecture. Examples of working with SwiftData persistence, networking, dependency injection, unit testing, and more.

• swiftui
• swift
• architecture
• clean-architecture
• cleanarchitecture
• example-project
• +9 more

58.microsoft / playwright-dotnet

.NET version of the Playwright testing and automation library.

• chrome
• chromium
• firefox
• webkit
• csharp
• playwright

59.codesenberg / bombardier

Fast cross-platform HTTP benchmarking tool written in Go

• fast
• http
• cli
• benchmarking
• bombardier
• go
• +6 more

60.mockito / mockito

Most popular Mocking framework for unit tests written in Java

• mockito
• java
• mocking-framework
• testing-tools
• mocking
• mock
• +6 more

61.playwright-php / playwright

Playwright PHP library for browser automation: navigation, E2E tests, assertions, screenshots, and so much more!

• browser
• browser-automation
• php
• php-browser
• phpunit
• playwright
• +7 more

62.hagopj13 / node-express-boilerplate

A boilerplate for building production-ready RESTful APIs using Node.js, Express, and Mongoose

• nodejs
• express
• mongoose
• mongodb
• boilerplate
• starter
• +6 more

63.scanapi / scanapi

Automated Integration Testing and Live Documentation for your API

• python3
• python-package
• pypi-packages
• scanapi
• yaml
• json
• +6 more

64.mherrmann / helium

Lighter web automation with Python

• selenium
• selenium-python
• python
• python3
• webdriver
• chrome
• +4 more

65.testcontainers / testcontainers-dotnet

A library to support tests with throwaway instances of Docker containers for all compatible .NET Standard versions.

• automation
• dotnet
• docker
• testcontainers
• hacktoberfest
• testcontainers-dotnet
• +1 more

66.tox-dev / tox

Command line driven CI frontend and development task automation tool.

• testing
• python
• virtualenv
• continuous-integration
• cli
• automation
• +2 more

67.sschmid / Entitas

Entitas is a super fast Entity Component System (ECS) Framework specifically made for C# and Unity

• c-sharp
• unity
• ecs
• tdd
• performance
• design-pattern
• +10 more

68.tarampampam / webhook-tester

🔭 Powerful tool for testing WebHooks and more

• webhook
• tests
• golang
• push-notifications
• tester
• websocket
• +4 more

69.cucumber / godog

Cucumber for golang

• golang
• gherkin
• integration-testing
• functional-testing

70.lk-geimfari / mimesis

Mimesis is a Python library for generating fake but realistic data in multiple languages and locales.

• mimesis
• fake
• data
• generator
• fixtures
• dummy
• +14 more

71.shivammathur / setup-php

GitHub action to set up PHP with extensions, php.ini configuration, coverage drivers, and various tools.

• php
• github-actions
• php-extensions
• code-coverage
• tools
• continuous-integration
• +2 more

72.DemchaAV / GraphCompose

Declarative Java engine for structured documents. Automatic layout, pagination, reusable templates and themes. Render print-ready PDF, export editable PowerPoint, or generate semantic DOCX.

• document-generation
• java
• layout-engine
• pdf
• report-generation
• template-engine
• +14 more

73.zuiidea / antd-admin

AI-friendly enterprise front-end best practices

• antd
• react
• mock
• admin
• dashboard

74.nock / nock

HTTP server mocking and expectations library for Node.js

• http
• mock
• nock
• node
• javascript

75.hardkoded / puppeteer-sharp

Headless Chrome .NET API

• puppeteer
• chrome
• chromium
• automation
• crawler
• crawling
• +4 more

76.microsoft / restler-fuzzer

RESTler is the first stateful REST API fuzzing tool for automatically testing cloud services through their REST APIs and finding security and reliability bugs in these services.

77.react-cosmos / react-cosmos

Sandbox for developing and testing UI components in isolation

• react
• devtools
• ui
• components
• testing
• sandbox

78.devlooped / moq

The most popular and friendly mocking framework for .NET

79.kevin1024 / vcrpy

Automatically mock your HTTP interactions to simplify and speed up testing

• testing
• python
• http
• mocking

80.litestar-org / polyfactory

Simple and powerful factories for mock data generation

• pydantic
• python
• dataclasses
• starlite
• hacktoberfest
• typeddict
• +6 more

81.VerifyTests / Verify

Verify is a snapshot testing tool that simplifies the assertion of complex data models and documents.

• snapshot-testing
• testing
• assertion-library
• snapshot

82.oguimbal / pg-mem

An in memory postgres DB instance for your unit tests

• hacktoberfest
• pg-promise
• typeorm
• node-postgres
• pg-mem
• postgresql
• +9 more

83.avajs / ava

Node.js test runner that lets you develop with confidence 🚀

• test-runner
• ava
• javascript
• concurrency
• async-functions
• tap
• +12 more

84.olistic / warriorjs

🏰 An exciting game of programming and Artificial Intelligence

• warriorjs
• warrior
• epic
• battle
• game
• learn
• +8 more

85.mccutchen / go-httpbin

A reasonably complete and well-tested golang port of httpbin, with zero dependencies outside the go stdlib.

• httpbin
• golang
• testing
• http

86.idan-rubin / browserclaw

The AI-native browser automation library. Snapshot + ref targeting — born from OpenClaw, built for agents, by agents.

• accessibility
• ai
• ai-agent
• browser-automation
• cdp
• chrome
• +6 more

87.microsoft / WinAppDriver

Windows Application Driver

• appium
• ui-testing
• test-automation
• windows-10

88.denji / awesome-http-benchmark

HTTP(S) benchmark tools, testing/debugging, & restAPI (RESTful)

• awesome
• awesome-list
• benchmark
• tools
• http
• https
• +12 more

89.paratestphp / paratest

:computer: Parallel testing for PHPUnit

90.sqlancer / sqlancer

Automated testing to find logic and performance bugs in database systems

• testing
• sql
• dbms
• fuzzing
• dbms-testing
• sqlite
• +5 more

91.simplecov-ruby / simplecov

Code coverage for Ruby with a powerful configuration library and automatic merging of coverage across test suites

• ruby
• test-coverage
• code-quality
• rails
• coverage
• coverage-report
• +1 more

92.microsoft / testfx

This repository holds the source code of Microsoft.Testing.Platform (MTP), a lightweight alternative to VSTest, as well as MSTest adapter and framework.

• dotnet
• microsoft
• mstest
• test
• test-framework
• tdd
• +10 more

93.cake-build / cake

:cake: Cake (C# Make) is a cross platform build automation system.

• c-sharp
• cake
• dotnet
• dotnetcore
• continuous-integration
• nuget
• +9 more

94.teamcapybara / capybara

Acceptance test framework for web applications

• hacktoberfest

95.nalexn / ViewInspector

Runtime introspection and unit testing of SwiftUI views

• swiftui
• swiftui-views
• unit-testing
• runtime-typechecking
• best-practices
• swift
• +1 more

96.wemake-services / wemake-django-template

Bleeding edge django template focused on code quality and security.

• django
• docker
• caddy
• gitlab-ci
• pytest
• cookiecutter-template
• +4 more

97.lunarmodules / busted

Elegant Lua unit testing.

• lua
• testing

98.codeceptjs / CodeceptJS

Supercharged End 2 End Testing Framework for NodeJS

• codeceptjs
• webdriverio
• selenium-webdriver
• acceptance-testing
• end-to-end-testing
• nodejs
• +11 more

99.coverlet-coverage / coverlet

Cross platform code coverage for .NET

• code-coverage
• dotnet-core
• unittest
• coverage
• cross-platform
• coverage-library
• +4 more

100.bitloops / ddd-hexagonal-cqrs-es-eda

Complete working example of using Domain Driven Design (DDD), Hexagonal Architecture, CQRS, Event Sourcing (ES), Event Driven Architecture (EDA), Behaviour Driven Development (BDD) using TypeScript and NestJS. Like what you see? Don't forget to star! ⭐ ^^^

• bdd
• cqrs
• ddd
• domain-driven-design
• event-sourcing
• hexagonal-architecture
• +9 more