Hey, all! Flawd is a mutation testing tool that can target five languages (Python, JS, TS, Go, Rust) and it runs locally as a single binary on your machine. Importantly (for many), your code never leaves your machine and all processing takes place directly on your dev box or CI runner. Mutation testing is a process in which faults (known as mutants) are intentionally injected into your codebase, tests are run and any faults which are not detected by your tests are known as survivors (or surviving mutants). Survivors can often indicate that your test assertions are not focused on expected beha…

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