Light, fluffy, and always free - The AWS Local Emulator alternative
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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)
ARTEMIS turns natural-language instructions into reliable Android automation. It automates end-to-end workflows, captures logs, and integrates seamlessly with AI coding assistants such as Antigravity, Codex, and Claude Code. It also achieves 99%+ success rate on AndroidWorld Benchmark.
See interfaces like a human. E2E testing in natural language.
- testing
- browser-use
- computer-use
- gpt-operator
TranslatedMeterSphere is a new-generation open-source continuous testing tool with a built-in AI assistant, making software testing simpler and more efficient so that it no longer becomes a bottleneck for continuous delivery.
Gray box end-to-end testing and automation framework for mobile apps
- e2e-tests
- ios
- react-native
- android
Highly opinionated mocking framework for PHP 5.3+
A very extensive set of extension methods that allow you to more naturally specify the expected outcome of a TDD or BDD-style unit tests. Targets .NET Framework 4.7, as well as .NET Core 2.1, .NET Core 3.0, .NET 6, .NET Standard 2.0 and 2.1. Supports the unit test frameworks MSTest2, NUnit3, XUnit2, MSpec, and NSpec3.
- fluent-assertions
- c-sharp
- assertions
- tdd
Bluepill is a reliable iOS testing tool that runs UI tests using multiple simulators on a single machine
- bluepill
- multiple-simulators
- xcode
- parallel
The open source, cloud native tool for API Mocking and Testing. Microcks is a Cloud Native Computing Foundation incubating project 🚀
👁 Visual Regression Testing for Storybook
- react
- react-native
- testing
- storybook
Self-hosted iOS & Android simulator streaming for the whole team
- appetize-alternative
- android
- ios
- react-native
ASP.NET Core & Angular Universal advanced starter - PWA w/ server-side rendering for SEO, Bootstrap, i18n internationalization, TypeScript, unit testing, WebAPI REST setup, SignalR, Swagger docs, and more! By @TrilonIO
- angular
- universal
- ngrx
- hmr
Flexible production-grade boilerplate with Next.js 11, Vercel and TypeScript. Includes multiple opt-in presets using Storybook, Airtable, GraphQL, Analytics, CSS-in-JS, Monitoring, End-to-end testing, Internationalization, CI/CD and SaaS B2B multi single-tenancy (monorepo) support
- typescript
- typescript-boilerplate
- zeit-now
- isomorphic-react
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
Open-source self-improving QA agent for software teams. A test harness with memory. Write tests in natural language for web and mobile. agent-qa learns from every run, adapts to UI changes, and catches regressions before you ship.
- playwright
- end-to-end-testing
- ai-testing
- ai-agents
Free, open-source AWS emulator. LocalStack alternative: 107 services, 7,657 operations, true 100% Smithy conformance (258,545/258,545 variants pass). No account, no auth token, no paid tier.
🐤Dynamically Mock server behaviors and responses in Swift
- func
- kakapo
- json-api
- opinionated
Fast, native API client for REST, gRPC, WebSocket and GraphQL. A local-first Postman alternative written in Go: no Electron, no account, no cloud.
Testing, printing, coloring, and other tools to effectively write native Reason code.
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.
🐵 HTTP mock server, useful to stub services and simulate dynamic API responses, leveraging ASP.NET Core features, built-in fake data generation and pure C# scripting
- csharp
- mock-server
- roslyn
- faker
property based testing library for Scala
- scalaz
- testing
- scala
- scalaprops
FANS: Fuzzing Android Native System Services