Best CNI Plugins Alternatives in 2026
Updated
20 apps from container networking software ranked against CNI Plugins on the same published basis.
- 1CNI Plugins vs Cilium
- 2CNI Plugins vs Calico Open Source
- 3CNI Plugins vs Antrea
- 4CNI Plugins vs Kube-OVN
- 5CNI Plugins vs OVN-Kubernetes
- 6CNI Plugins vs Flannel
- 7CNI Plugins vs Spiderpool
- 8CNI Plugins vs Calico Enterprise
- 9CNI Plugins vs Submariner
- 10CNI Plugins vs Amazon VPC CNI
- 11CNI Plugins vs Azure CNI
- 12CNI Plugins vs Kube-router
- 14CNI Plugins vs Isovalent Enterprise for Cilium
- 15CNI Plugins vs Skupper
- 16CNI Plugins vs Terway
- 17CNI Plugins vs Aviatrix Kubernetes Firewall
- 18CNI Plugins vs DANM
- 19CNI Plugins vs Multus CNI
- 20CNI Plugins vs Liqo
- 21CNI Plugins vs Network Service Mesh
CNI Plugins alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Cilium | 8.0 | Free plan | Free | Linux, self-hosted |
| 2 | Calico Open Source | 8.0 | Free plan | Free | Linux, self-hosted, Windows |
| 3 | Antrea | 7.8 | Free plan | Free | API, Linux, self-hosted, Windows |
| 4 | Kube-OVN | 7.6 | Free plan | Free | API, Linux, self-hosted |
| 5 | OVN-Kubernetes | 7.4 | No | — | API, Linux, self-hosted, Windows |
| 6 | Flannel | 7.1 | Free plan | Free | Linux, self-hosted, Windows |
| 7 | Spiderpool | 7.0 | Free plan | Free | API, Linux, self-hosted |
| 8 | Calico Enterprise | 6.7 | No | — | Linux, self-hosted, Web, Windows |
| 9 | Submariner | 6.5 | No | — | self-hosted |
| 10 | Amazon VPC CNI | 6.4 | No | — | Linux, Windows |
| 11 | Azure CNI | 6.4 | No | — | Linux, Windows |
| 12 | Kube-router | 6.2 | No | — | Linux |
| 14 | Isovalent Enterprise for Cilium | 6.0 | No | — | — |
| 15 | Skupper | 6.0 | No | — | API, Linux, Mac, self-hosted, Windows |
| 16 | Terway | 6.0 | Free plan | Free | Linux, self-hosted |
| 17 | Aviatrix Kubernetes Firewall | 5.7 | No | — | Web |
| 18 | DANM | 5.7 | No | — | Linux |
| 19 | Multus CNI | 5.5 | No | — | Linux |
| 20 | Liqo | 5.4 | No | — | Linux, Mac, self-hosted, Windows |
| 21 | Network Service Mesh | 5.4 | No | — | — |
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Questions about CNI Plugins alternatives
What is the best alternative to CNI Plugins?
Cilium, number 1 in container networking software with a score of 8.0 out of 10. The others here: Calico Open Source, Antrea, Kube-OVN and 16 more.
What is the best free alternative to CNI Plugins?
Cilium 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 mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.