# Red Specter POLTERGEIST vs Shadow Workers: side-by-side comparison (2026)

[Red Specter POLTERGEIST](https://cybersectools.com/tools/red-specter-poltergeist) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [Red Specter Security](https://cybersectools.com/companies/red-specter-security). [Shadow Workers](https://cybersectools.com/tools/shadow-workers) is a free [red-team & adversary emulation](https://cybersectools.com/categories/offensive-security) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Red Specter POLTERGEIST | Shadow Workers |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Penetration Testing | Red-Team & Adversary Emulation |
| Verified | No | No |
| Deployment type | On-Premises | On-Premises |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| GitHub stars | – | 236 |
| Last commit | – | Oct 2023 |
| Company | Red Specter Security | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Red Specter POLTERGEIST | Shadow Workers |
|---|---|---|
| Penetration Testing Framework | Yes | – |
| Web Security | Yes | – |
| DAST | Yes | – |
| OWASP | Yes | – |
| Red Team | Yes | – |
| XSS | Yes | Yes |
| SQL Injection | Yes | – |
| Evasion | Yes | – |
| WAF | Yes | – |
| CI/CD | Yes | – |
| C2 | – | Yes |
| Proxy | – | Yes |
| Open Source | – | Yes |

### Core features

**Red Specter POLTERGEIST**

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

**Shadow Workers**

No features listed.

### Integrations

**Red Specter POLTERGEIST**

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

**Shadow Workers**

No integrations listed.

## Which one fits you

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

- [Shadow Workers](https://cybersectools.com/tools/shadow-workers) fits if you need a free product and you want an open-source product.

## Red Specter POLTERGEIST vs Shadow Workers FAQ

Common questions when comparing Red Specter POLTERGEIST vs Shadow Workers for penetration testing.

### What is the difference between Red Specter POLTERGEIST and Shadow Workers?

**Red Specter POLTERGEIST**: Autonomous web app pentest swarm with 10 agents and 55 attack vectors. Built by Red Specter Security.

**Shadow Workers**: Shadow Workers is an open source C2 framework and proxy tool for penetration testers to exploit XSS vulnerabilities and malicious Service Workers.

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

### Who makes Red Specter POLTERGEIST and Shadow Workers?

**Red Specter POLTERGEIST** is made by Red Specter Security. **Shadow Workers** is open-source with 236 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Red Specter POLTERGEIST a good alternative to Shadow Workers?

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

## Related comparisons

- [Red Specter POLTERGEIST vs Strike Human-Led Pentesting](https://cybersectools.com/compare/red-specter-poltergeist-vs-strike-human-led-pentesting)
- [Red Specter POLTERGEIST vs ZeroThreat.ai](https://cybersectools.com/compare/red-specter-poltergeist-vs-zerothreatai)
- [Red Specter POLTERGEIST vs APX Labs Arsenal (Cipher & Niro)](https://cybersectools.com/compare/apx-labs-arsenal-cipher-and-niro-vs-red-specter-poltergeist)
- [Shadow Workers vs Strike Human-Led Pentesting](https://cybersectools.com/compare/shadow-workers-vs-strike-human-led-pentesting)
- [Shadow Workers vs ZeroThreat.ai](https://cybersectools.com/compare/shadow-workers-vs-zerothreatai)
- [Shadow Workers vs APX Labs Arsenal (Cipher & Niro)](https://cybersectools.com/compare/apx-labs-arsenal-cipher-and-niro-vs-shadow-workers)

## Alternatives to each

- [See all Red Specter POLTERGEIST alternatives](https://cybersectools.com/alternatives/red-specter-poltergeist)
- [See all Shadow Workers alternatives](https://cybersectools.com/alternatives/shadow-workers)

---

Source: https://cybersectools.com/compare/red-specter-poltergeist-vs-shadow-workers

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

More on Red Specter POLTERGEIST and Shadow Workers: 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