Mutatest vs pytest-gremlins
| Mutatest | pytest-gremlins | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Linux, macOS, Windows | — |
| Free plan | Yes | — |
| Supported languages | Python | Python |
| Test frameworks | pytest | pytest |
| Parallel execution | Yes | Yes |
| Surviving mutant reports | Yes | Yes |
| Mutation quality gate | Yes | Yes |
| Mutation operators | AugAssign; BinOp; bitwise comparison; bitwise shift; BoolOp; Compare; Compare In; Compare Is; If; Index; NameConstant; Slice | comparison, boundary, boolean, arithmetic, return |
| Incremental analysis | — | Yes |
Both are listed in Best Mutation Testing Tools. On Samsung Mobile US Press, Mutatest scores higher on our published basis.