Stryker Mutator

Test your tests with mutation testing.

Strykerman

Getting started with Stryker

Features

Mutations

Control more than 30 supported mutations.

Speed

Use code analysis and parallel test runner processes to speed things up.

Test runner agnostic

Run tests with your favorite test runner.

Open source

Free as in Speech. Maintained by the open source community at GitHub.

Multilingual

Stryker has support for JavaScript & TypeScript, C# and Scala.

Clever reports

Use clever reports to sniff out surviving mutants and improve test effectiveness.