# Illumio Zero Trust Security vs Romana: side-by-side comparison (2026)

[Illumio Zero Trust Security](https://cybersectools.com/tools/illumio-zero-trust-security) is a commercial [microsegmentation](https://cybersectools.com/categories/microsegmentation) solution by [Illumio](https://cybersectools.com/companies/illumio). [Romana](https://cybersectools.com/tools/romana) is a free [microsegmentation](https://cybersectools.com/categories/microsegmentation) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Illumio Zero Trust Security | Romana |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Microsegmentation | Microsegmentation |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | – | 249 |
| Last commit | – | Dec 2018 |
| Company | Illumio | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Illumio Zero Trust Security | Romana |
|---|---|---|
| Microsegmentation | Yes | – |
| Network Segmentation | Yes | – |
| Workload Security | Yes | – |
| Kubernetes | Yes | Yes |
| Cloud Native | – | Yes |
| Policy | – | Yes |
| AWS | – | Yes |

### Core features

**Illumio Zero Trust Security**

10 features listed. Sign in on the page to see them.

**Romana**

No features listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Romana](https://cybersectools.com/tools/romana) fits if you are a small business, you need a free product and you want an open-source product.

## Illumio Zero Trust Security vs Romana FAQ

Common questions when comparing Illumio Zero Trust Security vs Romana for microsegmentation.

### What is the difference between Illumio Zero Trust Security and Romana?

**Illumio Zero Trust Security**: Zero Trust security platform with microsegmentation and endpoint protection. Built by Illumio.

**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.

### Who makes Illumio Zero Trust Security and Romana?

**Illumio Zero Trust Security** is made by Illumio. **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.

### Is Illumio Zero Trust Security a good alternative to Romana?

Often, yes. Illumio Zero Trust Security and Romana are both Microsegmentation products, and both cover Kubernetes. Key differences: Illumio Zero Trust Security is Commercial while Romana is Free, Romana is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Illumio Zero Trust Security vs Greymatter.io](https://cybersectools.com/compare/greymatterio-vs-illumio-zero-trust-security)
- [Illumio Zero Trust Security vs Aviatrix Zero Trust for Workloads](https://cybersectools.com/compare/aviatrix-zero-trust-for-workloads-vs-illumio-zero-trust-security)
- [Illumio Zero Trust Security vs Tigera Calico Enterprise](https://cybersectools.com/compare/illumio-zero-trust-security-vs-tigera-calico-enterprise)
- [Romana vs Greymatter.io](https://cybersectools.com/compare/greymatterio-vs-romana)
- [Romana vs Aviatrix Zero Trust for Workloads](https://cybersectools.com/compare/aviatrix-zero-trust-for-workloads-vs-romana)
- [Romana vs Tigera Calico Enterprise](https://cybersectools.com/compare/romana-vs-tigera-calico-enterprise)

## Alternatives to each

- [See all Illumio Zero Trust Security alternatives](https://cybersectools.com/alternatives/illumio-zero-trust-security)
- [See all Romana alternatives](https://cybersectools.com/alternatives/romana)

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Source: https://cybersectools.com/compare/illumio-zero-trust-security-vs-romana

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/illumio-zero-trust-security.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Illumio Zero Trust Security and Romana: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md