Explore a practice test site that has 25 real bugs planted inside.

Unit Testing, Coverage Criteria and Design for Testability.

Learn how to catch bugs and break software as you discover different testing methods that will help you build better software.

Chaos Engineering is the discipline of experimenting on a system in order to build confidence in the system’s capability to withstand turbulent conditions in production.

A curated list of Chaos Engineering resources.

This is an interactive book which aims to be the best place on the internet for learning SQL.

An LLM playground you can run on your laptop.

Write, build and run integration tests based on OpenTelemetry traces with Jest-like syntax.

Pythagora creates automated tests for you by analysing server activity

This extension supports full jest features in vscode environment to make testing more intuitive and fun.

Build your own cloud testing infrastructure.

A Gorgeous HTML/CSS Reporter for Mocha.js

A Chrome extension designed for making web exploratory testing easier

The most powerful screen recorder & annotation tool for Chrome 🎥

Chrome and Firefox extension to discover problem areas in websites.

Capture or record a video of your screen, write text or arrows and share it. Extra features upon contributing 'any' amount.

A note-taking chrome extension: taking notes on the web with their context.

Session replay for delightful products

Web performance report every week in your inbox.

Easy web performance trace sharing

Challenge your apps on iOS with monkey testing 📱🐒

A high-performance load testing tool, written in Go.

Analyze HTML size and catch bloat like inline images, large React hydration state, or code duplication.

A GitHub Action that lets you automatically run tests against WebPageTest on code changes.

Use Docker and Dockery Compose to test and find blind cross-site scripting vulnerabilities.

Analyze webpack production bundle

A CLI tool that helps you avoid undefined user behaviour by validating your API specifications.

Browser templates for Browser In The Browser (BITB) attack.

Lint an npm or Yarn lockfile to analyze and detect security issues via predefined security policies.

A framework for continuous, proactive and fully automated dynamic scanning against web apps/API.

By mirroring traffic to and from your machine, mirrord surrounds your local service with a mirror image of its cloud environment.

A tool for securing CI/CD workflows with version pinning.

A simple-yet-powerful API traffic viewer for Kubernetes.

A server-less virtual Linux environment running fully client-side in HTML5 and WebAssembly.

Kubernetes-native framework for test definition and execution

Checkov scans cloud infrastructure configurations to find misconfigurations before they're deployed.

A Chrome extension designed for making web exploratory testing easier

Makes JSON easy to read. Open source.

A browser extension that adds various web developer tools to a browser.

Jumpstart Your Web Accessibility Efforts Directly in Google Chrome

A beautiful JSON explorer packed with features

An extension that allows for Bionic Reading on any webpage!