Isovalent Cilium Mesh is a commercial microsegmentation solution by Isovalent. Romana is a free microsegmentation solution. Features, integrations, deployment and the company behind each one, side by side.
Universal networking layer for Kubernetes, VMs, and servers across environments
Romana automates cloud-native network isolation and distributed firewall policies for Kubernetes and OpenStack environments using topology-aware IPAM without overlays.
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Based on what each listing shows: deployment, company size, price and open source.
Romana fits if you are a small business, you need a free product and you want an open-source product.
Common questions when comparing Isovalent Cilium Mesh vs Romana for microsegmentation.
Isovalent Cilium Mesh: Universal networking layer for Kubernetes, VMs, and servers across environments, built by Isovalent.
Romana: Romana automates cloud-native network isolation and distributed firewall policies for Kubernetes and OpenStack environments using topology-aware IPAM without overlays.
The table above shows where their features, integrations, deployment and company size fit differ.
Isovalent Cilium Mesh is made by Isovalent. Romana is open-source with 249 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Isovalent Cilium Mesh and Romana are both Microsegmentation products, and both cover Kubernetes, Cloud Native. Key differences: Isovalent Cilium Mesh is Commercial while Romana is Free, Romana is open-source. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-02
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