Mutation testing for JavaScript and friends

Mutation testing for .NET core and .NET framework!

Node.js / Express Onion Architecture boilerplate with Typescript - OOP Variant

Mutation testing for Scala

Next.js Clean Architecture boilerplate with Typescript

Nest framework TypeScript starter (node.js)

Repository to maintain our stryker-mutator.io website

Production-grade Playwright + TypeScript QA framework with AI-powered testing, LLM-as-Judge evaluation, MCP server, 7 CLI agents, security fuzzing, CI/CD pipelines, Jira sync, and Slack reporting — zero-config, plug-and-play.

Azure Devops extension to publish and display the mutation testing report in the build result

Mutation Testing – featuring an example using Stryker, a framework for the JavaScript ecosystem

The command-line interface for Stryker, the JavaScript mutation testing framework

A battle-tested framework for building production-ready code with AI coding agents. TypeScript/React focused. Biome, Knip, Stryker, Lefthook, Claude Code hooks.

Nx plugin to add GraphQL Mesh integration to Nx Workspace. Nx plugin to add Stryker Mutator integration to Nx Workspace.

Simple Node API application implementing Clean Architecture concepts

Show Stryker report annotations in GitHub

A PIT reporter that publishes to the Stryker Mutator Dashboard

My answers to the Interview Questions of the "rendezvous with cassidoo" newsletter.

An API to manage Services Provided to Customers.

Angular architect builder for Stryker mutation testing framework