# ImmuniWeb® Continuous Penetration Testing vs off-by-slash: side-by-side comparison (2026)

[ImmuniWeb® Continuous Penetration Testing](https://cybersectools.com/tools/immuniwebr-continuous-penetration-testing) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [ImmuniWeb](https://cybersectools.com/companies/immuniweb). [off-by-slash](https://cybersectools.com/tools/off-by-slash) is a free [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | ImmuniWeb® Continuous Penetration Testing | off-by-slash |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Penetration Testing | Penetration Testing |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | – | 263 |
| Last commit | – | Nov 2021 |
| Company | ImmuniWeb | – |
| Headquarters | – | – |

### Use cases and capabilities

| | ImmuniWeb® Continuous Penetration Testing | off-by-slash |
|---|---|---|
| Continuous Testing | Yes | – |
| Red Team | Yes | – |
| Misconfiguration | – | Yes |

### Integrations

**ImmuniWeb® Continuous Penetration Testing**

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

**off-by-slash**

No integrations listed.

## Which one fits you

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

- [ImmuniWeb® Continuous Penetration Testing](https://cybersectools.com/tools/immuniwebr-continuous-penetration-testing) fits if you want a cloud product.
- [off-by-slash](https://cybersectools.com/tools/off-by-slash) fits if you need to run it on your own servers, you need a free product and you want an open-source product.

## ImmuniWeb® Continuous Penetration Testing vs off-by-slash FAQ

Common questions when comparing ImmuniWeb® Continuous Penetration Testing vs off-by-slash for penetration testing.

### What is the difference between ImmuniWeb® Continuous Penetration Testing and off-by-slash?

**ImmuniWeb® Continuous Penetration Testing**: Continuous pentesting service monitoring web apps & APIs for code changes, built by ImmuniWeb.

**off-by-slash**: A Burp Suite extension that detects NGINX alias traversal vulnerabilities by analyzing HTTP traffic patterns to identify path traversal misconfigurations.

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

### Who makes ImmuniWeb® Continuous Penetration Testing and off-by-slash?

**ImmuniWeb® Continuous Penetration Testing** is made by ImmuniWeb. **off-by-slash** is open-source with 263 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is ImmuniWeb® Continuous Penetration Testing a good alternative to off-by-slash?

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

## Related comparisons

- [ImmuniWeb® Continuous Penetration Testing vs NetSPI Platform](https://cybersectools.com/compare/immuniwebr-continuous-penetration-testing-vs-netspi-platform)
- [ImmuniWeb® Continuous Penetration Testing vs Strike PTaaS](https://cybersectools.com/compare/immuniwebr-continuous-penetration-testing-vs-strike-ptaas)
- [ImmuniWeb® Continuous Penetration Testing vs FireCompass AI-powered Pen Testing](https://cybersectools.com/compare/firecompass-ai-powered-pen-testing-vs-immuniwebr-continuous-penetration-testing)
- [off-by-slash vs NetSPI Platform](https://cybersectools.com/compare/netspi-platform-vs-off-by-slash)
- [off-by-slash vs Strike PTaaS](https://cybersectools.com/compare/off-by-slash-vs-strike-ptaas)
- [off-by-slash vs FireCompass AI-powered Pen Testing](https://cybersectools.com/compare/firecompass-ai-powered-pen-testing-vs-off-by-slash)

## Alternatives to each

- [See all ImmuniWeb® Continuous Penetration Testing alternatives](https://cybersectools.com/alternatives/immuniwebr-continuous-penetration-testing)
- [See all off-by-slash alternatives](https://cybersectools.com/alternatives/off-by-slash)

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Source: https://cybersectools.com/compare/immuniwebr-continuous-penetration-testing-vs-off-by-slash

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

More on ImmuniWeb® Continuous Penetration Testing and off-by-slash: 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