# Mortar vs StealthNet AI: side-by-side comparison (2026)

[Mortar](https://cybersectools.com/tools/mortar) is a free [red-team & adversary emulation](https://cybersectools.com/categories/offensive-security) solution. [StealthNet AI](https://cybersectools.com/tools/stealthnet-ai) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [StealthNet AI](https://cybersectools.com/companies/stealthnet-ai). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Mortar | StealthNet AI |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Red-Team & Adversary Emulation | Penetration Testing |
| Verified | No | No |
| Deployment type | On-Premises | Cloud |
| Company size fit | Mid-Market, Enterprise | Mid-Market, SMB, Startup |
| GitHub stars | 1,501 | – |
| Last commit | Dec 2023 | – |
| Company | – | StealthNet AI |
| Headquarters | – | – |

### Use cases and capabilities

| | Mortar | StealthNet AI |
|---|---|---|
| Threat Research | Yes | – |
| Red Team | Yes | Yes |
| AI Pentesting | – | Yes |
| Agentic AI Security | – | Yes |
| Penetration Testing Framework | – | Yes |
| Reconnaissance | – | Yes |
| Dark Web Monitoring | – | Yes |
| VAPT | – | Yes |
| Social Engineering | – | Yes |
| Security Reporting | – | Yes |
| AI Compliance | – | Yes |

### Core features

**Mortar**

No features listed.

**StealthNet AI**

9 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.

- [Mortar](https://cybersectools.com/tools/mortar) fits if you need to run it on your own servers, you are an enterprise, you need a free product and you want an open-source product.
- [StealthNet AI](https://cybersectools.com/tools/stealthnet-ai) fits if you want a cloud product and you are a startup or a small business.

## Mortar vs StealthNet AI FAQ

Common questions when comparing Mortar vs StealthNet AI for red-team & adversary emulation.

### What is the difference between Mortar and StealthNet AI?

**Mortar**: Mortar is an evasion technique to defeat and divert detection and prevention of security products, including AV, EDR, and XDR solutions.

**StealthNet AI**: AI agent fleet for autonomous pentesting across external, API, web & vishing surfaces. Built by StealthNet AI.

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

### Who makes Mortar and StealthNet AI?

**Mortar** is open-source with 1,501 GitHub stars. **StealthNet AI** is made by StealthNet AI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Mortar a good alternative to StealthNet AI?

In part. Mortar and StealthNet AI are not in the same category on CybersecTools. Both cover Red Team. Key differences: Mortar is Free while StealthNet AI is Commercial, Mortar is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Mortar vs Red Specter Cheatsheet](https://cybersectools.com/compare/mortar-vs-red-specter-cheatsheet)
- [Mortar vs A Security](https://cybersectools.com/compare/a-security-vs-mortar)
- [Mortar vs KinoSec Hades](https://cybersectools.com/compare/kinosec-hades-vs-mortar)
- [StealthNet AI vs Red Specter Cheatsheet](https://cybersectools.com/compare/red-specter-cheatsheet-vs-stealthnet-ai)
- [StealthNet AI vs A Security](https://cybersectools.com/compare/a-security-vs-stealthnet-ai)
- [StealthNet AI vs KinoSec Hades](https://cybersectools.com/compare/kinosec-hades-vs-stealthnet-ai)

## Alternatives to each

- [See all Mortar alternatives](https://cybersectools.com/alternatives/mortar)
- [See all StealthNet AI alternatives](https://cybersectools.com/alternatives/stealthnet-ai)

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Source: https://cybersectools.com/compare/mortar-vs-stealthnet-ai

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

More on Mortar and StealthNet AI: 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