Best Sealos Alternatives in 2026
Updated
20 platforms from platform engineering software ranked against Sealos on the same published basis.
- 1Sealos vs Terraform
- 2Sealos vs Backstage
- 3Sealos vs Cycloid
- 4Sealos vs Devtron Release Orchestration
- 5Sealos vs env0
- 6Sealos vs KubeSphere
- 7Sealos vs Northflank
- 8Sealos vs Port
- 9Sealos vs Pulumi
- 10Sealos vs Spacelift
- 11Sealos vs Substrate
- 12Sealos vs Upbound
- 13Sealos vs Scalr
- 14Sealos vs StackGen
- 15Sealos vs Cortex
- 16Sealos vs Mia-Platform Console
- 18Sealos vs Humanitec
- 19Sealos vs Porter
- 20Sealos vs Qovery
- 21Sealos vs Roadie
Sealos alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Terraform | 7.4 | Free plan | $0.10/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | Backstage | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web |
| 3 | Cycloid | 7.3 | Free plan | $45/mo | API, Linux, self-hosted, Web |
| 4 | Devtron Release Orchestration | 7.3 | Free plan | $499/mo | API, self-hosted, Web |
| 5 | env0 | 7.3 | Free plan | Free | API, self-hosted, Web |
| 6 | KubeSphere | 7.3 | Free plan | Free | API, Linux, self-hosted, Web |
| 7 | Northflank | 7.3 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | Port | 7.3 | Free plan | $30/mo | API, Browser, Web |
| 9 | Pulumi | 7.3 | Free plan | $40/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 10 | Spacelift | 7.3 | Free plan | $1666.67/mo | API, self-hosted, Web |
| 11 | Substrate | 7.3 | Free plan | $299/mo | API, Web |
| 12 | Upbound | 7.3 | Free plan | $1,000/mo | API, Linux, self-hosted, Web |
| 13 | Scalr | 7.2 | Free plan | Free | API, Linux, self-hosted, Web |
| 14 | StackGen | 7.2 | Free plan | Free | API, self-hosted, Web |
| 15 | Cortex | 6.9 | No | — | API, Web |
| 16 | Mia-Platform Console | 6.8 | No | — | API, self-hosted, Web |
| 18 | Humanitec | 6.7 | No | $1,979/mo | API, self-hosted, Web |
| 19 | Porter | 6.7 | No | $6/mo | API, Linux, Mac, Web, Windows |
| 20 | Qovery | 6.7 | No | $299/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 21 | Roadie | 6.7 | No | $24/mo | API, Web |
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Questions about Sealos alternatives
What is the best alternative to Sealos?
Terraform, number 1 in platform engineering software with a score of 7.4 out of 10. The others here: Backstage, Cycloid, Devtron Release Orchestration and 16 more.
What is the best free alternative to Sealos?
Terraform is the best-ranked alternative with a free plan. 14 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, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.