Best Eris Alternatives in 2026
Updated
20 apps from property-based testing tools ranked against Eris on the same published basis.
- 1Eris vs Gopter
- 2Eris vs fast-check
- 3Eris vs Scala Hedgehog
- 4Eris vs CsCheck
- 5Eris vs QuickCheck
- 6Eris vs Hypothesis
- 7Eris vs PropEr
- 8Eris vs Rapid
- 9Eris vs RapidCheck
- 10Eris vs Proptest
- 11Eris vs QuickCheck
- 12Eris vs SwiftCheck
- 14Eris vs JSVerify
- 15Eris vs StreamData
- 16Eris vs FSharp.Hedgehog
- 17Eris vs PropCheck
- 18Eris vs QCheck
- 19Eris vs QuickTheories
- 20Eris vs test.check
- 21Eris vs Plausible
Eris alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Gopter | 7.0 | Free plan | Free | Linux, self-hosted |
| 2 | fast-check | 6.9 | Free plan | Free | API, Linux, Web |
| 3 | Scala Hedgehog | 6.9 | Free plan | Free | Linux |
| 4 | CsCheck | 6.7 | Free plan | Free | self-hosted |
| 5 | QuickCheck | 6.7 | Free plan | Free | Linux |
| 6 | Hypothesis | 6.6 | No | — | Linux, Mac, Windows |
| 7 | PropEr | 6.6 | Free plan | Free | self-hosted |
| 8 | Rapid | 6.6 | Free plan | Free | self-hosted |
| 9 | RapidCheck | 6.4 | No | — | Linux, self-hosted, Windows |
| 10 | Proptest | 6.3 | No | — | Web |
| 11 | QuickCheck | 5.9 | No | — | — |
| 12 | SwiftCheck | 5.7 | No | — | Mac, iOS |
| 14 | JSVerify | 5.6 | No | — | — |
| 15 | StreamData | 5.6 | No | — | — |
| 16 | FSharp.Hedgehog | 5.5 | No | — | — |
| 17 | PropCheck | 5.5 | No | — | — |
| 18 | QCheck | 5.5 | No | — | — |
| 19 | QuickTheories | 5.5 | No | — | — |
| 20 | test.check | 5.5 | No | — | — |
| 21 | Plausible | 5.4 | No | — | — |
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Questions about Eris alternatives
What is the best alternative to Eris?
Gopter, number 1 in property-based testing tools with a score of 7.0 out of 10. The others here: fast-check, Scala Hedgehog, CsCheck and 16 more.
What is the best free alternative to Eris?
Gopter is the best-ranked alternative with a free plan. 7 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: documentation depth, a free tier and the platforms it runs on.