Testing

API Testing Platform that automatically generates unit test cases along with dependency mocks.

REST API testing framework based on Gherkin.

Truly declarative API testing framework in Js, or plain JSON.

Ultimate tool to measure gRPC service coverage from tests.

The Swagger Coverage Tool is designed to measure API test coverage based on Swagger documentation. It provides automated tracking and reporting of test coverage for APIs, helping ensure that your endpoints and services are well-tested.

Open-source, self-hosted webhook inspector with signature verification support.

Intercepting proxy for HTTP traffic manipulation, security scanning, and exploitation.

nuclie is automated scanner for common vulnerbilty finding on site.

Open-source framework for testing and red teaming LLM applications. Compare prompts, test RAG architectures, run multi-turn adversarial attacks, and catch security vulnerabilities with CI/CD integration.

Open-source test harness for voice AI agents supporting Retell, VAPI, LiveKit, and Bland with autonomous simulations and LLM-based evaluation.

Record and replay AI agent LLM calls deterministically for testing and CI, with fault injection and reliability scoring.

Open-source testing framework for AI agents. Simulate LLM and tool calls to test edge cases, failure paths, and agent logic without live API calls.

Verifies AI/agent workflows by checking database state after execution, comparing expected vs observed outcomes with read-only SQL.

Web server using HTTP dumps as a response source for API simulation.

Open-source multi-protocol mock server supporting HTTP, gRPC, GraphQL, WebSocket, MQTT, and SOAP with chaos engineering and proxy recording.

Open source HTTP mock engine written in Java. Embed in your test code, run as a standalone process, or deploy via Docker.

Free, open-source local AWS cloud emulator for integration tests, with 23 services at 100% conformance and first-party test-assertion SDKs in 6 languages.

GitHub Action for automated website screenshots in CI/CD pipelines. Supports multiple viewports, full-page capture, and dark mode emulation.

AI-powered visual validation for Playwright tests.

Change comparison tool with Golden Masters and "unbreakable Selenium" tests.

Visual testing platform for React Native Storybook. Captures screenshots on iOS and Android simulators in the cloud and detects visual changes automatically.

Chrome automation via CDP with a high-level Ruby API.

AI-powered E2E testing via MCP for Flutter, React Native, iOS, Android, Electron, Tauri, KMP, and .NET MAUI. Zero test code.

Open-source end-to-end testing agent.

BDD-style Playwright testing.

Node.js library for creating browser tests faster.

UI Coverage Tool is an innovative, no-overhead solution for tracking and visualizing UI test coverage — directly on your actual application, not static snapshots.

A wide and rich list of strategies, topics, and skills that you need to start a career in software testing and automation.

A very buggy To Do List to facilitate face to face interviews.