ArcMutate vs Cosmic Ray
ArcMutate
arcmutate.comCosmic Ray
cosmic-ray.readthedocs.ioSide by side
| Figure | ArcMutate | Cosmic Ray |
|---|---|---|
| Price from | $8/mo | — |
| Free plan | Yes | — |
| Free trial | Yes | — |
| Open source | — | — |
| Windows | Yes | — |
| macOS | Yes | — |
| Linux | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 5 | 0 |
| Spec score · Mutation Testing Tools | 8.6 (#2) | 7.5 (#13) |
| Intended users | The maker describes use cases in automotive safety, banking, and healthcare software testing. | The documentation presents Cosmic Ray for Python projects whose teams want to check whether their test suites meaningfully verify code behavior. |
| Purpose | ArcMutate extends PiTest to find bugs missed by tests through mutation testing for Java, Kotlin, and Android software. | Cosmic Ray is a mutation testing tool for Python 3 that makes small changes to production code and runs the test suite against each change. |
Plans
ArcMutate
- Open SourceFree
- Base$8 a month
- Pro$12 a month
- Startup$15 a month
- EnterprisePriced on request
In their own words
Cosmic Ray
Cosmic Ray has no write-up on Specifiction yet; its figures are above.