# mitmproxy vs NodeZero: side-by-side comparison (2026)

[mitmproxy](https://cybersectools.com/tools/mitmproxy) is a free [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution. [NodeZero](https://cybersectools.com/tools/nodezero) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [Horizon3.ai](https://cybersectools.com/companies/horizon3ai). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | mitmproxy | NodeZero |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Penetration Testing | Penetration Testing |
| Verified | No | No |
| Deployment type | On-Premises | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Mid-Market, Enterprise |
| GitHub stars | 42,681 | – |
| Last commit | Mar 2026 | – |
| Company | – | Horizon3.ai |
| Headquarters | – | – |

### Use cases and capabilities

| | mitmproxy | NodeZero |
|---|---|---|
| TLS | Yes | – |
| SSL | Yes | – |
| Proxy | Yes | – |
| HTTPS | Yes | – |
| Active Directory | – | Yes |
| Attack Paths | – | Yes |
| Kubernetes | – | Yes |
| AI Pentesting | – | Yes |

### Core features

**mitmproxy**

No features listed.

**NodeZero**

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.

- [mitmproxy](https://cybersectools.com/tools/mitmproxy) fits if you need to run it on your own servers, you are a startup or a small business, you need a free product and you want an open-source product.
- [NodeZero](https://cybersectools.com/tools/nodezero) fits if you want a cloud product.

## mitmproxy vs NodeZero FAQ

Common questions when comparing mitmproxy vs NodeZero for penetration testing.

### What is the difference between mitmproxy and NodeZero?

**mitmproxy**: Mitmproxy is an interactive, SSL/TLS-capable intercepting proxy with a console interface for HTTP/1, HTTP/2, and WebSockets.

**NodeZero**: Autonomous pentesting platform for internal, external, cloud & K8s testing, built by Horizon3.ai.

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

### Who makes mitmproxy and NodeZero?

**mitmproxy** is open-source with 42,681 GitHub stars. **NodeZero** is made by Horizon3.ai. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is mitmproxy a good alternative to NodeZero?

Often, yes. mitmproxy and NodeZero are both Penetration Testing products. Key differences: mitmproxy is Free while NodeZero is Commercial, mitmproxy is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [mitmproxy vs Ironwood Cyber Enlight](https://cybersectools.com/compare/ironwood-cyber-enlight-vs-mitmproxy)
- [mitmproxy vs Tolmo](https://cybersectools.com/compare/mitmproxy-vs-tolmo)
- [mitmproxy vs AI Pentest Copilot](https://cybersectools.com/compare/ai-pentest-copilot-vs-mitmproxy)
- [NodeZero vs Ironwood Cyber Enlight](https://cybersectools.com/compare/ironwood-cyber-enlight-vs-nodezero)
- [NodeZero vs Tolmo](https://cybersectools.com/compare/nodezero-vs-tolmo)
- [NodeZero vs AI Pentest Copilot](https://cybersectools.com/compare/ai-pentest-copilot-vs-nodezero)

## Alternatives to each

- [See all mitmproxy alternatives](https://cybersectools.com/alternatives/mitmproxy)
- [See all NodeZero alternatives](https://cybersectools.com/alternatives/nodezero)

---

Source: https://cybersectools.com/compare/mitmproxy-vs-nodezero

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

More on mitmproxy and NodeZero: 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