promptfoo/promptfooTest your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare performance of GPT, Claude, Gemini, DeepSeek, and more. Simple declarative configs with command line and CI/CD integration. Used by OpenAI and Anthropic.
TypeScript★ 23.4K↓ 1.7M/moJul 17, 2026
Packagist80Goodhealth index
sebastianbergmann/phpunitThe PHP Unit Testing framework.
PHP★ 20K↓ 15.4M/moJul 22, 2026
usebruno/brunoOpensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)
JavaScript★ 45.6K↓ 0/moJul 13, 2026
Packagist · npm79Goodhealth index
laravel/duskLaravel Dusk provides simple end-to-end testing and browser automation.
PHP★ 1,943↓ 976.5K/moJul 20, 2026
Packagist79Goodhealth index
pestphp/pestPest is an elegant PHP testing Framework with a focus on simplicity, meticulously designed to bring back the joy of testing in PHP.
PHP★ 11.6K↓ 4.7M/moJul 14, 2026
RubyGems79Goodhealth index
rubocop/rubocop-capybaraCode style checking for Capybara files.
Ruby★ 61Jul 17, 2026
RubyGems79Goodhealth index
thoughtbot/factory_botA library for setting up Ruby objects as test data.
Ruby★ 8,182Jul 21, 2026
tox-dev/tox-uvUse https://github.com/astral-sh/uv with tox
Python★ 346↓ 12.3M/moJul 18, 2026
Packagist78Goodhealth index
PHP · Gherkin★ 3,964↓ 1.5M/moJul 22, 2026
HypothesisWorks/hypothesisThe property-based testing library for Python
Python★ 8,797↓ 40.8M/moJul 21, 2026
miketheman/pytest-socketPytest Plugin to disable socket calls during tests
Python★ 342↓ 12.2M/moJul 18, 2026
Packagist78Goodhealth index
phparkitect/arkitectPut your architectural rules under test!
PHP★ 924↓ 176K/moJul 15, 2026
pytest-dev/pyfakefsProvides a fake file system that mocks the Python file system modules.
Python★ 748↓ 4.3M/moJul 18, 2026
syrupy-project/syrupy:pancakes: The sweeter pytest snapshot plugin
Python★ 870Jul 18, 2026
NuGet · npm78Goodhealth index
thomhurst/TUnitA modern, fast and flexible .NET testing framework
C#★ 3,906Jul 16, 2026
tox-dev/sphinx-autodoc-typehintsType hints support for the Sphinx autodoc extension
Python★ 585Jul 17, 2026
web-infra-dev/MidsceneAI-powered, vision-driven UI automation for every platform.
TypeScript · MDX★ 14.1KJul 17, 2026
appium/appium-android-driverCommon methods collection used by Android drivers
TypeScript★ 263↓ 3.5M/moJul 17, 2026
boxed/mutmutMutation testing system
Python★ 1,354Jul 21, 2026
npm · PyPI · RubyGems +377Goodhealth index
cucumber/tag-expressionsCucumber tag expression parser
Python · C# · Perl★ 19↓ 14.2M/moJul 20, 2026
elastic/syntheticsSynthetic Monitoring with Real Browsers
TypeScript★ 80↓ 93.6K/moJul 16, 2026
kevin1024/vcrpyAutomatically mock your HTTP interactions to simplify and speed up testing
Python★ 2,975Jul 17, 2026
Maven · npm77Goodhealth index
kotest/kotestPowerful, elegant and flexible test framework for Kotlin with assertions, property testing and data driven tests.
Kotlin★ 4,783Jul 16, 2026
crates.io77Goodhealth index
qltysh/qlty💎 Code quality CLI for universal linting, auto-formatting, security scanning, and maintainability
Rust★ 3,098↓ 123/moJul 19, 2026
stryker-mutator/stryker4sMutation testing for Scala
Scala★ 212Jul 21, 2026
RubyGems77Goodhealth index
thoughtbot/shoulda-matchersSimple one-liner tests for common Rails functionality
Ruby★ 3,584Jul 20, 2026
tox-dev/pyproject-apiAPI to interact with the python pyproject.toml based projects
Python★ 25Jul 17, 2026
TestSprite/testsprite-cliOfficial TestSprite CLI — AI-powered automated testing from your terminal
TypeScript★ 2,415↓ 3,374/moJul 21, 2026
artilleryio/artilleryThe 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.
JavaScript · TypeScript★ 9,025Jul 16, 2026
beam-community/ex_machinaCreate test data for Elixir applications
Elixir★ 2,056↓ 296.5K/moJul 21, 2026