Best Harness Chaos Engineering Alternatives in 2026
Updated
20 platforms from chaos engineering platforms ranked against Harness Chaos Engineering on the same published basis.
- 1Harness Chaos Engineering vs FaultMesh
- 2Harness Chaos Engineering vs Reliably
- 3Harness Chaos Engineering vs Chaos Toolkit
- 4Harness Chaos Engineering vs ChaosBlade
- 5Harness Chaos Engineering vs Krkn
- 6Harness Chaos Engineering vs Chaos Mesh
- 7Harness Chaos Engineering vs LitmusChaos
- 8Harness Chaos Engineering vs Toxiproxy
- 9Harness Chaos Engineering vs chaosd
- 10Harness Chaos Engineering vs Gremlin
- 11Harness Chaos Engineering vs Steadybit
- 13Harness Chaos Engineering vs PowerfulSeal
- 14Harness Chaos Engineering vs Tencent Cloud API Gateway
- 15Harness Chaos Engineering vs Chaos Monkey for Spring Boot
- 16Harness Chaos Engineering vs AWS Fault Injection Service
- 17Harness Chaos Engineering vs KubeInvaders
- 18Harness Chaos Engineering vs Tumult
- 19Harness Chaos Engineering vs Canonical Chaos Engineering Platform
- 20Harness Chaos Engineering vs Azure Chaos Studio
- 21Harness Chaos Engineering vs Pumba
Harness Chaos Engineering alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | FaultMesh | 7.6 | Free plan | $49/mo | API, self-hosted, Web |
| 2 | Reliably | 7.4 | Free plan | £40/mo | Linux, Mac, self-hosted, Web, Windows |
| 3 | Chaos Toolkit | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 4 | ChaosBlade | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 5 | Krkn | 7.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 6 | Chaos Mesh | 7.2 | Free plan | Free | API, self-hosted, Web |
| 7 | LitmusChaos | 7.1 | Free plan | Free | API, Linux, self-hosted, Web |
| 8 | Toxiproxy | 7.1 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 9 | chaosd | 6.9 | Free plan | Free | API, Linux, self-hosted |
| 10 | Gremlin | 6.9 | No | — | API, Linux, self-hosted, Web, Windows |
| 11 | Steadybit | 6.9 | No | — | API, Linux, self-hosted, Web, Windows |
| 13 | PowerfulSeal | 6.8 | Free plan | Free | self-hosted, Web |
| 14 | Tencent Cloud API Gateway | 6.8 | Free plan | Free | API, Web |
| 15 | Chaos Monkey for Spring Boot | 6.4 | No | — | API, self-hosted |
| 16 | AWS Fault Injection Service | 6.3 | No | — | API, Linux, Mac, Web, Windows |
| 17 | KubeInvaders | 6.1 | No | — | self-hosted, Web |
| 18 | Tumult | 6.0 | No | — | API, Linux, Mac, self-hosted, Web, Windows |
| 19 | Canonical Chaos Engineering Platform | 5.9 | No | — | Web, Linux |
| 20 | Azure Chaos Studio | 5.8 | No | — | Web |
| 21 | Pumba | 5.8 | Free plan | Free | Linux, Mac |
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Questions about Harness Chaos Engineering alternatives
What is the best alternative to Harness Chaos Engineering?
FaultMesh, number 1 in chaos engineering platforms with a score of 7.6 out of 10. The others here: Reliably, Chaos Toolkit, ChaosBlade and 16 more.
What is the best free alternative to Harness Chaos Engineering?
FaultMesh is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.