# OpenVAS vs NopSec CTEM: side-by-side comparison (2026)

[OpenVAS](https://cybersectools.com/tools/greenbone-openvas) is a free [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution. [NopSec CTEM](https://cybersectools.com/tools/nopsec-ctem) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution by [NopSec](https://cybersectools.com/companies/nopsec). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | OpenVAS | NopSec CTEM |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Vulnerability Assessment | Vulnerability Assessment |
| Verified | No | No |
| Deployment type | – | Cloud |
| Company size fit | – | SMB, Mid-Market, Enterprise |
| Company | – | NopSec |
| Headquarters | – | – |

### Use cases and capabilities

| | OpenVAS | NopSec CTEM |
|---|---|---|
| Open Source | Yes | – |
| Vulnerability Prioritization | – | Yes |
| Attack Paths | – | Yes |

### Core features

**OpenVAS**

No features listed.

**NopSec CTEM**

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

## Which one fits you

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

- [OpenVAS](https://cybersectools.com/tools/greenbone-openvas) fits if you need a free product.

## OpenVAS vs NopSec CTEM FAQ

Common questions when comparing OpenVAS vs NopSec CTEM for vulnerability assessment.

### What is the difference between OpenVAS and NopSec CTEM?

**OpenVAS**: OpenVAS is an open-source vulnerability scanner that provides extensive testing capabilities for identifying security weaknesses in networks and systems.

**NopSec CTEM**: CTEM platform for vuln prioritization, remediation automation & reporting, built by NopSec.

The table above shows where their features, integrations, deployment and company size fit differ.

### Is OpenVAS a good alternative to NopSec CTEM?

Often, yes. OpenVAS and NopSec CTEM are both Vulnerability Assessment products. Key differences: OpenVAS is Free while NopSec CTEM is Commercial. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [OpenVAS vs Orca Cloud Vulnerability Management](https://cybersectools.com/compare/greenbone-openvas-vs-orca-cloud-vulnerability-management)
- [OpenVAS vs v6Protect CTEM](https://cybersectools.com/compare/greenbone-openvas-vs-v6protect-ctem)
- [OpenVAS vs Aisy Vulnerability Management](https://cybersectools.com/compare/aisy-vulnerability-management-vs-greenbone-openvas)
- [NopSec CTEM vs Orca Cloud Vulnerability Management](https://cybersectools.com/compare/nopsec-ctem-vs-orca-cloud-vulnerability-management)
- [NopSec CTEM vs v6Protect CTEM](https://cybersectools.com/compare/nopsec-ctem-vs-v6protect-ctem)
- [NopSec CTEM vs Aisy Vulnerability Management](https://cybersectools.com/compare/aisy-vulnerability-management-vs-nopsec-ctem)

## Alternatives to each

- [See all OpenVAS alternatives](https://cybersectools.com/alternatives/greenbone-openvas)
- [See all NopSec CTEM alternatives](https://cybersectools.com/alternatives/nopsec-ctem)

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Source: https://cybersectools.com/compare/greenbone-openvas-vs-nopsec-ctem

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

More on OpenVAS and NopSec CTEM: 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