Resources and materials for learning various cybersecurity concepts and technologies.

Practice Pages For Automating and Testing

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.

Learn about core Principles of chaos engineering.

A mutation testing tool for Python 3.3+ source code

Test your tests with mutation testing.

State of the art mutation testing system, providing gold standard test coverage for Java and the jvm.

Automate web app testing easier than ever. Without excessive costs. Faster than coding. Free forever.

Taiko is an open source node.js library for testing modern web applications

A utility for integration testing of web pages using WebdriverIO and Mocha.

Modify HTTP request headers, response headers, and redirect URLs

An online tool to test responsive layouts that lets you view multiple device sizes simultaneously, just enter a URL to test.

A tool to help testers test by supporting the entire process of exploratory testing, from gathering evidence to generating test reports.

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.

A curated list of snippets to get Web Performance metrics.

Scan your entire site with Google Lighthouse in 2 minutes (on average).

Measure the performance of any Android app 🔦

Web performance report every week in your inbox.

Easy web performance trace sharing

Challenge your apps on iOS with monkey testing 📱🐒

The purpose of the project is to collect and share malware samples.

Sniffing out credentials.

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.

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

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

Modify HTTP request headers, response headers, and redirect URLs

The missing Chrome Devtools Element Selector

Use Faker.js UI to easiliy generate fake (but realistic) data for testing and development using Faker.js.

A tool to test web content for accessibility and 508 compliance.

Sniffing out credentials.

A Chrome extension designed for making web exploratory testing easier