Best mutator Alternatives in 2026
Updated
20 tools from mutation testing tools ranked against mutator on the same published basis.
- 1mutator vs ArcMutate
- 2mutator vs Infection
- 3mutator vs Mutant
- 4mutator vs Mutatest
- 5mutator vs PIT
- 6mutator vs muttest
- 7mutator vs Stryker Mutator
- 8mutator vs cargo-mutants
- 9mutator vs Cosmic Ray
- 10mutator vs Dextool Mutate
- 11mutator vs go-mutesting
- 12mutator vs mutmut
- 13mutator vs Mutode
- 14mutator vs mutest-rs
- 15mutator vs MutPy
- 16mutator vs muttest-rs
- 17mutator vs Gambit
- 18mutator vs MuJava
- 19mutator vs Muter
- 21mutator vs Mutineer
mutator alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | ArcMutate | 7.7 | Free plan | $8/mo | Linux, Mac, self-hosted, Windows |
| 2 | Infection | 7.1 | No | — | Linux, Mac, Web |
| 3 | Mutant | 7.1 | Free plan | $20.83/mo | Linux, Mac |
| 4 | Mutatest | 7.1 | Free plan | Free | Linux, Mac, Windows |
| 5 | PIT | 6.9 | No | — | Linux, Mac, self-hosted, Windows |
| 6 | muttest | 6.8 | No | — | Linux, Mac, Windows |
| 7 | Stryker Mutator | 6.7 | Free plan | Free | API, self-hosted |
| 8 | cargo-mutants | 6.5 | No | — | Linux |
| 9 | Cosmic Ray | 6.5 | No | — | Linux, self-hosted |
| 10 | Dextool Mutate | 6.4 | No | — | Linux, self-hosted |
| 11 | go-mutesting | 6.2 | No | — | Linux |
| 12 | mutmut | 6.2 | No | — | Windows, Mac, Linux |
| 13 | Mutode | 6.2 | No | — | — |
| 14 | mutest-rs | 6.1 | No | — | — |
| 15 | MutPy | 6.1 | No | — | self-hosted |
| 16 | muttest-rs | 6.1 | No | — | — |
| 17 | Gambit | 6.0 | No | — | Mac, Linux, Windows |
| 18 | MuJava | 5.9 | No | — | Windows, Linux |
| 19 | Muter | 5.8 | No | — | Mac |
| 21 | Mutineer | 5.7 | No | — | — |
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Questions about mutator alternatives
What is the best alternative to mutator?
ArcMutate, number 1 in mutation testing tools with a score of 7.7 out of 10. The others here: Infection, Mutant, Mutatest and 16 more.
What is the best free alternative to mutator?
ArcMutate is the best-ranked alternative with a free plan. 4 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.