The best Software Testing tools and resources on the internet.

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

Kubernetes-native framework for test definition and execution

Injects a fake HTTP request/response into a node HTTP server

A Python-based synthetic data generation library built for developers, data engineers, and ML practitioners.

A high-performance E2E testing wrapper that combines fast API contract assertions with the robust browser automation layers of Playwright.

Local-first API testing tool to inspect, test and mock APIs

An automation execution kernel and gesture mapping engine for Android OS testing.

Capture DOM elements with full context for AI debugging and analysis

An agnostic AI-driven exploratory test framework that intelligently explores, tests, and validates any application.

Test how well LLM agents use your MCP tools, compare different models, and track quality over time.

A tiny, zero-dependency keep-alive JSON POST load tester in Python for checking API headroom under concurrency.

A custom JMeter plugin that jumps to a target Transaction Controller when any sampler fails.

C# automation framework using Playwright + NUnit for login testing. Built entirely with GitHub Copilot prompts. Includes Page Object Model, CI/CD with GitHub Actions, and Allure reporting.

Automatically mock your HTTP interactions to simplify and speed up testing

A custom Playwright reporter that exports test execution metrics to StatsD, Prometheus, and Grafana.

Monitors the health and web traffic of servers, microservices, Kubernetes/Kafka clusters, containers, and AWS services.

open-source and complete service-lifecycle platform for Kubernetes

pytest plugin for semantic LLM output testing — validate meaning, not just shape

Fast cross-platform HTTP benchmarking tool written in Go

A Java library for processing media data. Supported media formats include still images, video, audio and meta-data.

Search exclusively on forum websites.

Pre-configured YAML files to effortlessly deploy a Selenium Grid on your Kubernetes.

98 apps to perform reverse engineering and binary/malware analysis.

A HTTP benchmarking tool based mostly on wrk

Test your tests with mutation testing.

JavaScript Library to extract domains, subdomains and public suffixes from complex URIs.

In-memory Postgres for unit/E2E tests

Quick and visual way to verify server-side rendering (SSR) on any web page.

A chrome extension to make bug reporting in the browser more collaborative and reproducible

A tool to programmatically edit and orchestrate JMeter JMX test plans in CI/CD pipelines.