#testing

Polly is a .NET resilience and transient-fault-handling library that allows developers to express policies such as Retry, Circuit Breaker, Timeout, Bulkhead Isolation, and Fallback in a fluent and thread-safe manner. From version 6.0.1, Polly targets .NET Standard 1.1 and 2.0+.

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

JavaScript API for Chrome and Firefox

Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern REST API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　✨ 1st-Class OpenAPI/Swagger Support

An ansible-native testing framework for collections, playbooks, and roles with configurable workflows for testing any system or service

Cross-platform automation framework for all kinds of apps, built on top of the W3C WebDriver protocol

Cucumber for JavaScript

Accessibility engine for automated Web UI testing

PHP Mutation Testing library

react-native-test-app provides an app for all supported platforms as a package

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

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

ESLint plugin to follow best practices and anticipate common mistakes when writing tests with Testing Library

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

Catch API bugs before your users do

Command line driven CI frontend and development task automation tool.

Advanced Fuzzing Library - Slot your Fuzzer together in Rust! Scales across cores and machines. For Windows, Android, MacOS, Linux, no_std, ...

Supercharged End 2 End Testing Framework for NodeJS

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

Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

Terratest is a Go library that makes it easier to write automated tests for your infrastructure code.

Test Automation Made Simple

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

Visual Studio Test Platform is the runner and engine that powers test explorer and vstest.console.

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

Object factory for Django

🧪 Test utilities for Nuxt

Test 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.

Asyncio support for pytest

Code style checking for RSpec files.