The best MutPy alternatives
The rest of Best Mutation Testing Tools, in this site's order: each with what it costs, where it runs and its record score.
ArcMutate suits teams testing Java or Kotlin projects, including software work in automotive safety, banking, and healthcare.
Mutant suits Ruby developers who want to check whether their tests catch code changes, including teams using supported test frameworks or Rails.
Mutatest suits Python developers who want a diagnostic check of whether their tests catch small code changes.
MuJava suits students and researchers working on Java mutation testing with JUnit.
Infection suits PHP developers who want to assess whether tests detect code changes, including teams using one of its supported test frameworks.
It suits Go developers who want to find code changes their tests fail to catch, or compare automatically generated and manually written test suites.
LittleDarwin is for Java developers who want to check whether their test suites detect code changes.
pymute may suit Python developers who want to check whether pytest or tox tests catch code mutations.
It suits Python teams with existing pytest suites who want to assess tests around business logic, security-critical code, or financial calculations.
Stryker Dashboard suits developers and teams using compatible mutation-testing frameworks who want hosted reports, surviving-mutant visibility, or…
cargo-mutants suits Rust developers who want to check whether their tests catch selected code changes.
Cosmic Ray suits Python project teams who want to check whether their test suites detect changes in behavior.
It suits C and C++ teams reviewing test effectiveness, including projects using GoogleTest, CTest, or Makefile workflows.
It suits Swift developers evaluating whether Xcode or Swift Package Manager tests detect code changes.
Stryker may suit developers and teams working in JavaScript or TypeScript, C#, or Scala who want to assess unit-test effectiveness.